Example for R740 Displayed language can be changed in the top section. 256GB, 512GB per DIMM 1866, 2133, 2400, 2666 MT/s Up to 6. 5. 一台dell R730 服务器。开机的时候一直显示configuring memory，如下图。 内存条也换过，idrac中可以检测到内存条的存在。 根据搜索到的方法使用idrac更新bios，将任务添加进去以后服务器自动重启。重启后Scheduled 一直都是0%，而开机画面仍然卡在configuring memory，如下图 固件版本和idrac版本如下图 更新bio. The Dell PowerEdge R740 is a Dual Processor system with 12 DIMM slots on each CPU. + £1,414. The identified NVDIMM-N module is approaching the end of its functional life. Removing the processor and heat sink module; Removing the processor from the processor heat. and energy efficiency with support for the latest Intel® Xeon® series processors as well as NVDIMM memory. These enhancements do change the recommended steps/actions to take if memory errors occur and are logged to the LifeCycle log. Users can add 1-2 T4 GPUs for inference on R640, 1-6 T4 GPUs on the R740(xd) for more demanding applications and up to 16 T4 GPUs on the DSS8440 for applications requiring highly dense GPU compute capability. Buy Dell R740 Server At Best Price In UAE. 68TB max with DCPMM and LDRIMM) iDRAC 9 with Lifecycle poweredge-r740 | Dell EMC PowerEdge R740 Installation and Service Manual | poweredge-r740-system-overview Technical specifications The technical and environmental specifications of your system are outlined in this section. Explore the custom configuration options available for the Dell PowerEdge R740. Available formats. Configure memory in the BIOS. 06 mm (31. Milestone primarily uses the Decoder chip on the adapter. There are four memory channels per CPU, each managing three DIMM slots. Use identical DIMMs (same capacity, rank and DIMM type) 3. 5 TB 256 GB 3 TB Quad rank 64 GB 64 GB 768 GB 128 GB 1. memory. PERC S140 specifications. The R740 and R740xd supports two DIMMs per channel at 2933 MT/s with select processors. The PowerEdge R740 is a 2U rack server that supports up to: Two Intel Xeon Scalable Processors 24 DIMM slots Two AC or DC power supply units 16 SAS, SATA, Nearline SAS hard drives or SSDs. I'm facing a strange problem with my Dell PowerEdge R740 that there is no DATA coming from the VGA from the iDRAC and also even with a physicals monitor connection. Dell EMC OpenManage systems management section. Get immediate access to detailed how-to videos, doc. Notes, cautions, and warnings; PowerEdge R740 system overview. System memory. Supported operating systems. Installing and removing system components. Example for R740 Displayed language can be changed in the top section. Reconfigure the memory modules for Advanced ECC mode. 4. Server Dell EMC PowerEdge R740 Technical Manual. Best performance: Use identical DIMMs (same capacity, rank, and DIMM type) Most cost effective: Use the same memory configurations for every CPU in the server. Initial system setup and configuration. 5” SSDs) 14th generation of. UEFI0339: The Dual Inline Memory Module (DIMM) in the memory slot A1 is disabled because of initialization errors caused by uncorrectable memory errors, invalid configuration, and others. that should be the best according to the manual too but that even give. Max 12 for 2S configuration. configuration 0 (No riser) No PCIe slots (only rear storage) N/A N/A N/A N/A N/A N/A configuration 1 (1B+2 B) Four x8 slots Slot 1: x8 full-height, full length Processor 1 Slot 4: x8 low profile, half length Processor 1 N/A N/A Slot 2: x8 full-height, full length Processor 1 Slot 3: x8 full-height, half length Processor 1 Riser configuration 2. this guideline will yield the highest memory bandwidth and the lowest memory latency. You find detailed information about the memory configuration for your Dell server. For best EMC PowerEdge R740 Server Server performance use the maximum amount of 1. Click the Start button and go to All ProgramsIntel Rapid Storage TechnologyIntel Rapid Storage Console to launch the Intel Rapid Storage Console. Note, in blade servers, the Dedicated options is displayed as Chassis (Dedicated). iDRAC says (NO SIGNAL) and with a physicals monitor connection, no data is showing-up. Rated 4. Move the cable to NVRAM_CLR position and power on the system. 5" drives. Hence, we would need at least one cable that is 6-pin to double 8-pin. Elements such as Memory Mode and Node Interleaving are discussed in significant detail. Use 8 or 16 DIMMS per 3rd Generation Intel Xeon Scalable CPU for a balanced configuration. The PowerEdge R740 is a 2U rack server that supports up to: Two Intel Xeon Scalable Processors 24 DIMM slots Two AC or DC power supply units 16 SAS, SATA, Nearline SAS hard drives or SSDs. 2 is an online tool that provides advice for selecting a memory configuration that is optimized for price, performance, power, and/or RAS based on user input. C1,D1 ---- C5,D5. You can manage basic settings and features of a system without booting to the operating system by using the system firmware. This mode can be used by an operating system that supports the feature to load critical applications or enables the operating system kernel to maximize system availability. In the System Setup Main Menu page, click iDRAC Settings. or its subsidiaries. If not then we may need to consider the issue as the motherboard. Scale for future requirements with up to 14 x 3. 6 memory channels vs. Press <F2> during Power-on Self-test (POST). CAD $2,230. E. To check the current memory in your Dell Server visit. PowerEdge R740/740xd 2-socket, 2U rack system for demanding environments, provides ideal balance between storage, I/O and application acceleration with superior configuration flexibility The following documentation is designed as both an instructional aid and online reference material for the Dell EMC PowerEdge R740/R740xd rack server. Up to 6 per CPU socket. These options are 8 Bay SFF, 8 Bay LFF, and 16 Bay SFF. The Dell PowerEdge R740 is a more than capable storage solutions that is perfect for all sorts of businesses. 5TB, fill all the slots with the max allowed memory per slot for your Server. The following table provides detailed information about the expansion card riser specifications:The Dell PowerEdge R740 is deeply loved by consumers. Introduction. DDR4-3200MT/s • 32GB Module Capacity • 16Gb Die Density • RDIMM • 1 Rank x 4 • PC4-25600 • CL=22 • Ext Timing 22-22-22 • 1. The system features the 3rd Generation IntelUse the same memory configurations for every CPU in the server. Help Me Choose. This service is temporarily unavailable. 256GB, 512GB per DIMM 1866, 2133, 2400, 2666 MT/s Up to 6. 6x increase in overall memory capacity and 1. Many of these options have a direct impact on performance or RAS features, so the key areas are covered. 5. Dell EMC Memory Engineering recommends that PowerEdge Server customers on older BIOS versions. This feature helps IT professionals keep their data. The PowerEdge R740 system supports up to eight PCI express (PCIe) generation 3 expansion cards that can be installed on the system board using expansion card risers. iDRAC is working fine, showing everything expect the RAID controller and. or . Example for R740 Displayed language can be changed in the top section. 417 in), W: 482. Example for R740 Displayed language can be changed in the top section. System Board. Router-switch. For more information about supported drives, see the Technical specifications section. 68TB max with DCPMM and LDRIMM) iDRAC 9 with Lifecycle MTA18ASF4G72PZ-3G2F1R. In that case, we can read that the R740 supports DDR4 Registered DIMMs (RDIMMs), Load Reduced DIMMs (LRDIMMs), Non-Volatile DIMMs (NVDIMM-Ns), and DCPMM. Example for R740 Displayed language can be changed in the top section. In that case, we can read that the R740 supports DDR4 Registered DIMMs (RDIMMs), Load Reduced DIMMs (LRDIMMs), Non-Volatile DIMMs (NVDIMM-Ns), and DCPMM. Models R640, R740, R740XD, R940, R840, R940xa: DIMM population changed when Performance Optimized Mode is ordered and there is a quantity of 4 or 8 DIMMs per CPU. BIOS settings for Logical Processor on Dell iDRAC. Up to 6 per CPU socket. 2. System memory. System memory. Server Configuration PSU Dell PowerEdge R740xd Hybrid 2 x 1100 W Memory Population Rules for Intel® Xeon® Scalable Processors on PowerEdge Servers. Technical specifications. Diagnostic indicators. In that case, we can read that the R740 supports DDR4 Registered DIMMs (RDIMMs), Load Reduced DIMMs (LRDIMMs), Non-Volatile DIMMs (NVDIMM-Ns), and DCPMM. To solve the server vendors’ unbalanced memory configuration problem and provide parity to the AMD EPYC memory configuration. 4. In that case, we can read that the R740 supports DDR4 Registered DIMMs (RDIMMs), Load Reduced DIMMs (LRDIMMs), Non-Volatile DIMMs (NVDIMM-Ns), and DCPMM. There is not a minimum specified except that the memory configuration per-CPU must be identical. 5” HDD + NVMe. Example for R740 Displayed language can be changed in the top section. You find detailed information about the memory configuration for your Dell server. using 3 to 6 DIMMs per CPU is going to be faster than running with all 18 slots populated. Front panel. 4 through 2. 4. Dell R730 RAM configuration. DellEMC’s NVDIMM-N Persistent Memory is a disruptive Storage Class Memory technology that enables unprecedented performance improvement over legacy storage technologies. There are four memory channels per CPU, each managing three DIMM slots. Check results. 5” SATA hard drives. AMD EPYC processors support 4 memory interleaving options. 64GB RDIMM, 3200MT/s, Dual Rank, 16Gb. Pre-operating system management applications. Then power and see if when you see the Memory Check that hitting escape a couple times will get past it. 5. iDRAC technology is part of a larger data. You can count on Dell EMC for end-to-end solutions to maximize your performance and uptime. 重新插拔内存条也不管用。. Along with the standard ECC Registered (RDIMM) memory, the Dell PowerEdge R740XD supports options for Load Reduced (LRDIMM) memory. What Dell EMC R740 memory speed is supported? DDR4-2666, DDR4-2933 and DDR4-3200. PDF PowerEdge R740xd system overview The PowerEdge R740xd is a 2U rack server that supports up to: Two Intel Xeon Scalable Processors 24 DIMM slots Two AC or DC power. Initial system setup and configuration. The Dell PowerEdge R740 rack server is a shining star that handles virtualization, high performance computing and workgroup collaboration application with ease. Pascal-based adapters are required to support the decoding of H. R940 R940xa R840 R740xd R740 R740xd2 R640 R540 R440 R340 R240 Dell EMC PowerEdge rack servers help you build a modern infrastructure that minimizes IT challenges and drives business success. 5-inch hard drives on the back panel. model ,core and number of processor 2) Detected hard drives numbers and its capacity 3) RAM capacity. Processor specifications. About this document. You find detailed information about the memory configuration for your Dell server. When one or more PCIe devices are installed on the system and if the cards require more of limited legacy I/O resources, the system might modify the I/O resources causing it to restart automatically. $1,916. 10. Click Select and choose from the following options then click Next: For RAID 1, select Real-time data protection (RAID 1). Jusqu’à 6 par socket de processeur. The bedrock of the data center. There are also memory channel population tips that affect bus speed. Aside from the chassis form factor and SNAP I/O riser, both pieces of apparatus were configured identically so the comparison was apples- to-apples. Example of setting up iDRAC IP using iDRAC settings utility (F2 during startup): Turn on the managed system. Data storage . 24 DIMM slots supporting up to 3 TB of memory. GPU 1 (2x 8-pin): connected to both "backplane 0" and "backplane 2". Example for R740 Displayed language can be changed in the top section. Memory Layout for R740/R740XD. Table 1. The Dell PowerEdge R730xd systems are 2U rack servers that support up to two Intel Xeon E5-2600 v3 or Xeon E5-2600 v4 processors, up to 24 DIMMs, and 28 hard drives or solid state drives (SSDs). 1. The PowerEdge R740 can support up to three NVIDIA T4 or NVIDIA P4, or NVIDIA V100 PCIe cards in x16 slots. Example for R740. Crucial Memory and SSD upgrades - 100% Compatibility Guaranteed for Dell PowerEdge R740 - FREE US Delivery. 5 M640 1. Specify the Memory Operating Mode. Boot Manager. The options available are Optimizer. 3200 MT/s DDR4 memory Select SKUs of the Intel processors support 3200 MT/s memory. Rail sizing and rack compatibility matrix. 57 products. Memory . com. 9G, 6C/6T, 9. About this document. The SNAP I/O configuration used the PowerEdge R740 while the unbalanced one-NIC configuration and balanced two-NIC configuration used the PowerEdge R740xd. Balanced Memory Configurations for PowerEdge Servers - YouTube This 2-minute tech talk video provides valuable guidelines for configuring processor/memory combinations in Dell EMC PowerEdge. memory. Implementation Steps. If the issue persists, replace the faulty memory module identified in the message. 16. Balanced memory allows you to reach the full potential of your memory bandwidth. The 2-socket, 2U platform has the optimum balance of resources to power the most demanding environments. Memory Express Computer Products Inc. Specify the Memory Operating Mode. Example for R740 Displayed language can be changed in the top section. Max 12 for 2S configuration. 8-drive bay system (without Processor Expansion Module) Two Intel Xeon Scalable processors. PowerEdge Servers Powered by AMD. Milestone primarily uses the Decoder chip on the adapter. In that case, we can read that the R740 supports DDR4 Registered DIMMs (RDIMMs), Load Reduced DIMMs (LRDIMMs), Non-Volatile DIMMs (NVDIMM-Ns), and DCPMM. 1. Intel® Optane™ DC persistent. System memory. Options to manage the pre-operating system applications. Figure 1. and implementing a balanced configuration for Microsoft SQL Server. The Dell PowerEdge RAID Controller (PERC) S140 is a software RAID solution for the Dell PowerEdge systems. Inside the system. MTA18ASF4G72PZ-3G2F1R. System Note: Load Reduced DIMM's cannot be mixed with standard Registered DIMM's. Table 2. Two AC or DC power supply units. LRDIMM 3TB. 50% increased memory bandwidth and capacity. So you would be populating A1, A2, A3 and B1, B2, B3 with the same sticks, and for the next set of. Front panel. This rewards program is provided by Dell and its terms may change at any time. com. Dell PowerEdge R740 Dell R740 Life Cycle Assessment, page 1 Report produced June, 2019 Assumptions Lifetime of product Use location Memory Storage Processor Platform flash 4 Years EU & USA x12 32GB DIMM’s x1 400GB SSD x8 3. May delay your delivery date. , PowerEdge XR2, OEMR R540, OEMR R640, OEMR XL R640, OEMR R650, OEMR R650xs, OEMR R6515, OEMR R6525, OEMR R740, OEMR XL. Dell PowerEdge R740xd Memory Configuration. System Setup. 2K SATA HDD. Specifications. Front view of the system. Configuration 1 - Intel® Xeon® Bronze 3204 Price Match Guarantee Fully customizable: Intel® Xeon® Bronze 3204, Optional Operating. This document provides an overview about the system, information about installing and replacing components, diagnostic tools, and guidelines to be followed while installing certain components. Example for R740 Displayed language can be changed in the top section. The issue is applicable to DDR4 and NVDIMM-N memory configurations. Topics: • Product comparison • Technical specifications. Configure memory in the BIOS. + £2,443. 12 cores, 2. memory. 4 mm (18. You find detailed information about the memory configuration for your Dell server. You find detailed information about the memory configuration for your Dell server. g. CPU1 support up to 10 DIMMs CPU2 support upto 6 DIMMs iDRAC9 with Lifecycle Controller The new embedded systems management solution for the Dell EMC systems features. After removing the devices, attempt to POST the server. With six virtual machines, a total of 768 GB of memory was reserved. 14TB max, (7. Example for R740 Displayed language can be changed in the top section. 4. Add to Cart. Dell EMC PowerEdge R750 with Riser 3 Removed. Upgrading the RAM on the R740!You've got RDIMM, which is generally faster, and LRDIMM, which is better for memory-intense, high storage stuff at the cost of higher latency. Cache . Best performance: Use identical DIMMs. System dimensions Chassis weight Processor specifications Supported operating systems PSU specifications System battery specifications Expansion bus specifications Memory specifications Storage controller specifications Memory specifications Table 6. (182 pages) Server Dell EMC PowerEdge R740 Technical Manual. System memory guidelines; General memory module installation guidelines; Intel Persistent Memory 200 series (BPS) installation guidelines; Removing a memory module; Installing a memory module; Processor and heat sink module. Example for R740 Displayed language can be changed in the top section. If the server now completes POST, plug the external devices back in one at a time until the defective device is found. Memory Settings; Viewing Memory Settings; Memory Settings details. Its balanced combination of resources, expandability, and affordability adapt to the changing demands of a modern data center. It gives "Device setting " and. With amazing discounts also receive amazing services from us such as free support for installation, pre-sales guidance, 24/7 tech support and quick delivery to any location in UAE. 5 TB 256 GB 3 TB Quad rank 64 GB 64 GB 768 GB 128 GB 1. The PowerEdge R740 is a 2U rack server that supports up to: Two Intel Xeon Scalable Processors 24 DIMM slots Two AC or DC power supply units 16 SAS, SATA, Nearline SAS hard drives or SSDs. The NVDIMM-N resides in a standard CPU memory. UEFI0303 Lifetime Percentage <= 5% on NVDIMM-N located at [Location]. boot code) How is data written to this memory? How is memory write protected? How is memory9 GenerationBalanced Memory with 3rd AMD EPYCTM Processors for PowerEdge Servers Internal Use - Confidential 4. Server Dell EMC PowerEdge R740 Technical Manual. System memory holds the instructions that are executed by the processor. You find detailed information about the memory configuration for your Dell server. 256GB, 512GB per DIMM 1866, 2133, 2400, 2666 MT/s Up to 6. You find detailed information about the memory configuration for your Dell server. The R740/R740xd system supports Flexible Memory Configuration, enabling the system to be configured and run in any valid chipset architectural configuration. 5”. PowerEdge R740 Persistent Memory NVDIMM-N can. 2-socket, 2u rack system for demanding environments, provides ideal balance between storage, i/o and application acceleration with superior configuration flexibility (80 pages) Server Dell EMC PowerEdge R740 Technical Manual. To complete the required memory configuration: Select Configuration > BIOS Settings > Memory Settings. 5-inch drive system. Use the BIOS S ettings screen to view the system memory settings and enable or disable memory functions such as system memory testing and node interleaving. Place orders quickly and easily; View orders and track your shipping status; Create and access a list of your products; Manage your Dell EMC sites, products, and product-level contacts using Company Administration. Added the "Balanced Memory Mode" option under "Intel Persistent Memory Performance" in System Profile setting. You can only use one or the other on the same board. The. Pre-operating system management applications. Maximize application performance with the optimal mix of accelerator cards, storage and compute power in a 2U, 2-socket platform optimized for VDI. The Dell EMC™ PowerEdge™ R650 is Dell EMC's latest 1U 2-socket designed to run complex workloads using highly scalable memory, I/O, and network options. Though, I can't find any documentation that dual CPU can possible to have only 2 memory per CPU. DDR4-3200MT/s • 32GB Module Capacity • 16Gb Die Density • RDIMM • 1 Rank x 4 • PC4-25600 • CL=22 • Ext Timing 22-22-22 • 1. Overview. Click the BIOS Settings and Memory Settings tab. Temas: • Comparación de las características del sistemafor you. Dell EMC NetShelter SX 42U Server Rack Enclosure 600mm x 1200mm Extra Deep. 00. Please update to BIOS release 1. 2 Memory Interleaving The Memory Interleave feature for AMD EPYC processors is what controls how may NUMA domains are generated. Supported configurations for the PowerEdge R730xd system. DellEMC’s NVDIMM-N Persistent Memory is a disruptive Storage Class Memory technology that enables unprecedented performance improvement over legacy storage technologies. Under Configuration -> BIOS Settings, expand the Memory Settings section. Up to two AC or DC power supply units (PSUs) 5. Example for R740. 8. 2. 1. System memory. In App-direct mode: PMems operate as byte addressable memory mapped persistent memory. Best practice: Use 6 or 12 DIMMs per Intel CPU for a balanced configuration. Different. Enabling business outcomes at the speed of innovation. Memory specifications Memory module sockets DIMM type DIMM rank DIMM capacity Single processor Dual processors Minimum RAM Maximum RAM Minimum RAM Maximum RAM Twenty four 288-pins LRDIMM Octa rank 128 GB 128 GB 1. NOTE: vSphere Essentials Plus is an all-inclusive package that includes licenses for three physical servers, each server with up to two processors. You can count on Dell EMC for end-to-end solutions to maximize your performance and uptime. With RAID you also get the. Persistent Memory details; Processor Settings; Viewing Processor Settings; Processor Settings details;. Along with the standard ECC Registered memory (RDIMM), the Dell PowerEdge R740 supports options for Load Reduced (LRDIMM). 5. Intel® Optane™ DC persistent memory. Welcome. In that case, we can read that the R740 supports DDR4 Registered DIMMs (RDIMMs), Load Reduced DIMMs (LRDIMMs), Non-Volatile DIMMs (NVDIMM-Ns), and DCPMM. You find detailed information about the memory configuration for your Dell server. Support for Gen4 PCIe. Hi，针对这种情况，您可以试试释放服务器静电：移除电源线，按着开关按钮30秒不放手，然后静置几分钟后再开机试试。. Server Dell EMC PowerEdge R740 Technical Manual. A proven leader in Servers, Storage and Networking, Dell EMC Services deliver innovation at any scale. 2V • ECC • Single. PXE boot. 重启服务器后 ，无法启动一直停留在configuring memory done。. El PowerEdge R740 se diseñó para acelerar el rendimiento . In that case, we can read that the R740 supports DDR4 Registered DIMMs (RDIMMs), Load Reduced DIMMs (LRDIMMs), Non-Volatile DIMMs (NVDIMM-Ns), and DCPMM. 0 1. System memory. The PowerEdge R740 is a 2U rack server that supports up to: Two Intel Xeon Scalable Processors 24 DIMM slots Two AC or DC power supply units 16 SAS, SATA, Nearline SAS hard drives or SSDs. Statement of Volatility – Dell EMC PowerEdge R740 and R740XD. These recommended configurations satisfy balanced conditions by requiring each memory channel to be populated with one or two identical DIMMs. 16. 46 mm (30. PowerEdge R740/740xd 2-socket, 2U rack system for demanding environments, provides ideal balance between storage, I/O and application acceleration with superior configuration flexibility The following documentation is designed as both an instructional aid and online reference material for the Dell EMC PowerEdge R740/R740xd rack server. The S140 controller supports up to 30 Non-Volatile Memory express (NVMe) PCIe SSDs, SATA SSDs, SATA HDDs depending on. Starting at$5,797. , PowerEdge XR2, OEMR R540, OEMR R640, OEMR XL R640, OEMR R650, OEMR R650xs, OEMR R6515, OEMR R6525, OEMR R740, OEMR XL R740, OEMR. Memory specifications Memory module sockets DIMM type DIMM rank DIMM capacity Single processor Dual processors Minimum RAM Maximum RAM Twenty four 288-Minimum RAM Maximum RAM pins LRDIMM Octa rank 128 GB 128 GB 1. Table 4. Select the Create button from the top menu. com. Fault Resilient Memory-Vmware £0. You find detailed information about the memory configuration for your Dell server. memory memory Type of (e. Up to 6 per CPU socket. g. Mémoire permanente Intel® Optane™ DC. 2. option establishes an area of memory that is fault resilient. Cloud Ninjas' Dell PowerEdge R740 Memory Upgrade Tips. Performance Optimized. 1 Overview DIMMs must be populated into a balanced configuration to yield the highest memory bandwidth and lowest memory access latency. System memory. GPU 2 (1x 8-pin): connected to either "backplane 0" or "backplane 2". 3) sometimes in the iDrac the update and/or rollback pages will give an informational message that a firmware update is in progress. Navigate to Memory Operating Mode and select ‘Fault Resilient mode’. Table 1. Note: Update Packages for Linux are open source. Balanced memory allows you to reach the full potential of your memory bandwidth. . Place orders quickly and easily; View orders and track your shipping status; Create and access a list of your products; Manage your Dell EMC sites, products, and product-level contacts using Company Administration. Access the menu Documents. Example for R740 Displayed language can be changed in the top section. High-performance memory density with balanced I/O Balanced combination of processing density, high memory capacity, low power consumption, and value Easy life cycle manageability with innovative management tools Ideal for space constrained data centers. New technologies featured on the PowerEdge R640 (continued). The PowerEdge R940 is available in 8-drive bay system (without PEM) and 24-drive bay system (with PEM). NOTE: Memory configurations that fail to observe these guidelines can prevent system from booting, stop responding during memory configuration, or operating with reduced memory. There are four memory channels per CPU, each managing three DIMM slots. With up to three 300 W or six 150 W accelerator cards, the R740 is versatile enough to fit almost any. 00. For example, a server. This document provides an overview about the system, information about installing and replacing components, diagnostic tools, and guidelines to be followed while installing certain components. Dell EMC PowerEdge R450 system overview. In that case, we can read that the R740 supports DDR4 Registered DIMMs (RDIMMs), Load Reduced DIMMs (LRDIMMs), Non-Volatile DIMMs (NVDIMM-Ns), and DCPMM. System features 7. This new design results in a 2. Manufacturer: Dell: Model:. Serial port 2. Dell R740 Memory Configuration. Feature PowerEdge R830 technical specification Form factor 2U rack Dimensions H: 86. 5” drive bay. DCPMM (Intel® Optane™ DC persistent memory) Memory Module Slots. Dell and others have reported drops in memory bandwidth between 35% to 65%.