The Dell PowerEdge R730 (13G) supports up to 1.5TB of DDR4 memory across 24 DIMM slots using RDIMM or LRDIMM modules at 2133/2400MHz. Recommended Configurations 128GB — 8x 16GB RDIMM 2133MHz (budget) 256GB — 8x 32GB RDIMM 2400MHz (standard) 768GB — 24x 32GB RDIMM 2400MHz (maximum RDIMM) 1.5TB — 24x 64GB LRDIMM 2400MHz (maximum) Browse […]
DDR4
Dell PowerEdge R650 Memory: DDR4 Compatibility and Maximum RAM
The Dell PowerEdge R650 (15th Gen) supports up to 2TB of DDR4 memory across 32 DIMM slots. It uses DDR4-3200MHz, offering higher bandwidth than the previous R640. R650 vs R640 Memory Comparison Feature R640 (14G) R650 (15G) DIMM Slots 24 32 Max Capacity 3TB 2TB Max Speed 2666MHz 3200MHz Memory Type DDR4 DDR4 Note: While […]
DDR4 vs DDR5 Server Memory: Performance, Price, and Compatibility
DDR5 is the new standard for Intel 4th Gen Xeon and AMD EPYC 9004 servers. But DDR4 still dominates the installed base. This guide compares both for enterprise buyers. Performance Comparison Feature DDR4 DDR5 Max Speed 3200 MT/s 5600 MT/s Max Module 128GB 256GB Voltage 1.2V 1.1V Channels per CPU 6 (Intel) / 8 (AMD) […]
805351-B21 — HPE 32GB DDR4-2400MHz RDIMM ECC Registered SmartMemory | Technical Guide
Overview The HPE 805351-B21 is a 32GB DDR4-2400MHz SmartMemory Registered DIMM bridging HPE’s Gen9 and Gen10 platforms. With 2400MHz speed, it supports both Xeon E5-2600 v4 (Gen9) and first-generation Xeon Scalable (Gen10) processors. This makes it a versatile choice for organizations running mixed-generation HPE environments who want a single memory SKU across their fleet. Specifications […]
726719-B21 — HPE 16GB DDR4-2133MHz RDIMM ECC Registered SmartMemory | Technical Guide
Overview The HPE 726719-B21 is a 16GB DDR4-2133MHz SmartMemory Registered DIMM for HPE ProLiant Gen9 servers. As the first generation of DDR4 for HPE platforms, 2133MHz modules remain in high demand for maintaining and expanding Gen9 deployments that are still in active production. This module supports Xeon E5-2600 v3 and v4 processors and remains the […]
835955-B21 — HPE 16GB DDR4-2666MHz RDIMM ECC Registered SmartMemory | Technical Guide
Overview The HPE 835955-B21 is a 16GB DDR4-2666MHz SmartMemory Registered DIMM — the entry-level server memory for HPE ProLiant Gen10 platforms. This module is the go-to choice for cost-conscious deployments where the workload doesn’t demand high memory density: file servers, DNS, DHCP, print servers, and lightweight application hosting. Despite its smaller capacity, it carries full […]
815100-B21 — HPE 32GB DDR4-2666MHz RDIMM ECC Registered SmartMemory | Technical Guide
Overview The HPE 815100-B21 is a 32GB DDR4-2666MHz SmartMemory Registered DIMM for HPE ProLiant Gen10 servers. This module has been one of HPE’s highest-volume memory SKUs since the Gen10 platform launch, serving as the default 32GB option for DL360, DL380, and ML350 configurations. With first-generation Xeon Scalable (Skylake-SP) support, it remains widely deployed in production […]
P07650-B21 — HPE 64GB DDR4-3200MHz LRDIMM ECC Load-Reduced SmartMemory | Technical Guide
Overview The HPE P07650-B21 is a 64GB DDR4-3200MHz Load-Reduced DIMM from HPE’s SmartMemory lineup. LRDIMM technology uses a data buffer chip to reduce the electrical load on the memory controller, enabling servers to run at full speed with all memory slots populated. This is critical for maximum-memory configurations on Gen10 Plus platforms — where RDIMM […]
P00924-B21 — HPE 32GB DDR4-2933MHz RDIMM ECC Registered SmartMemory | Technical Guide
Overview The HPE P00924-B21 is a 32GB DDR4-2933MHz SmartMemory Registered DIMM for HPE ProLiant Gen10 servers. This is the mainstream capacity tier for enterprises standardizing on 2933MHz memory with Cascade Lake Xeon processors. SmartMemory authentication ensures optimal iLO integration, including real-time health monitoring and Advanced ECC protection. Specifications Specification Detail Part Number P00924-B21 (option) / […]
P06035-B21 — HPE 64GB DDR4-3200MHz RDIMM ECC Registered SmartMemory | Technical Guide
Overview The HPE P06035-B21 is a 64GB DDR4-3200MHz Registered DIMM from HPE’s SmartMemory product line. As the highest-speed DDR4 RDIMM for HPE Gen10 Plus platforms, it provides maximum bandwidth for workloads running on third-generation Intel Xeon Scalable processors. The 3200MHz speed represents the ceiling of DDR4 performance before the transition to DDR5. Specifications Specification Detail […]