How much RAM does the Dell PowerEdge R640 support?

The PowerEdge R640 supports up to 1536GB of memory across 24 slot(s), up to 64GB per slot.

What type of memory does the PowerEdge R640 use?

It uses DDR4 LRDIMM/RDIMM memory modules.

Compatible drive types: NVMe M.2 2280 (PCIe Gen 4) SSD, SATA 2.5" Hard Drive, SATA 2.5" SSD.

Guaranteed-compatible SSD and hard-drive upgrades for the Dell PowerEdge R640, matched to its drive bays and slots.

Verified compatible

Guaranteed-compatible SSD and hard-drive upgrades for the Dell PowerEdge R640 — matched to its drive bays and slots.

This option is out of stock.

This option is out of stock.

The drive bay size is inferred from the system's reported storage interface.
Compatibility is based on published specifications, not yet confirmed against a manufacturer tool.

This option is out of stock.

Specifications reported for this system.

Loading…

Guaranteed-compatible SSD and hard-drive upgrades for the Dell PowerEdge R640, matched to its drive bays and slots.

Verified compatible

Guaranteed-compatible SSD and hard-drive upgrades for the Dell PowerEdge R640 — matched to its drive bays and slots.

This option is out of stock.

This option is out of stock.

The drive bay size is inferred from the system's reported storage interface.
Compatibility is based on published specifications, not yet confirmed against a manufacturer tool.

This option is out of stock.

Specifications reported for this system.

System notes

This system supports multiple memory configurations based on: Processor, memory component density, quantity and type of memory modules installed.
Intel's first-generation Xeon Scalable (x1xx) processors and prior processors are not compatible with memory modules built with 16Gb DRAM components.Load Reduced DIMM's cannot be mixed with standard Registered DIMM's.