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805351-B21: HPE 32GB (1x32GB) Dual Rank x4 DDR4-2400 CAS-17-17-17 Registered Smart Memory Kit

HPE 805351-B21 Memory2400 MT/s
HPEMemory

Also listed as: 819412-001, 809082-091, M393A4K40BB1-CRC, HMA84GR7AFR4N-UH · made by Samsung

The HPE 805351-B21 is a 32GB dual-rank DDR4-2400 ECC registered SmartMemory kit designed for high-density ProLiant Gen9 servers with Intel Xeon E5-2600 v4 processors. It enables up to 768GB per dual-socket node at 2400 MT/s, delivering high bandwidth and reliability for virtualization, ERP databases, and intensive compute workloads.

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Specifications

Part number805351-B21
BrandHPE
Made bySamsung
TypeMemory
Other numbers819412-001, 809082-091, M393A4K40BB1-CRC, HMA84GR7AFR4N-UH
Statusend of sale
Capacity32GB
TypeDDR4-2400 Registered DIMM (RDIMM)
Speed2400 MT/s (PC4-19200)
Voltage1.2V
RankDual Rank (2Rx4)
Cas latency17-17-17
Generation fitProLiant Gen9 servers with Intel Xeon E5-2600 v4 processors

About the 805351-B21

805351-B21 provides 32GB of dual-rank registered ECC DDR4-2400 memory for HPE ProLiant Gen9 servers configured with Intel Xeon E5-2600 v4 processors. Designed to maximize memory density and throughput for enterprise databases and private cloud clusters, it integrates HPE SmartMemory validation to enable automated alerts and ensure certified operating parameters.

Compatibility

Compatible with all HPE ProLiant Gen9 platforms supporting DDR4-2400 memory, including DL380 Gen9, DL360 Gen9, DL160 Gen9, DL180 Gen9, DL120 Gen9, DL60 Gen9, DL80 Gen9, DL560 Gen9, DL580 Gen9, ML350 Gen9, ML110 Gen9, ML150 Gen9, Apollo 4200 Gen9, and Synergy 480 Gen9 compute nodes.

How to identify a genuine unit

Standard 288-pin DDR4 registered module populated on both sides with high-reliability 8Gb DRAM dies. The main barcode label displays option part number 805351-B21, spare part number 819412-001, and assembly part number 809082-091 alongside the holographic genuine HPE seal.

Buying used

Inspect edge connector fingers for peeling gold plating, scratches, or surface contamination. Verify in HPE iLO 4 that the DIMM serial number matches the sticker and that memory status shows authentic SmartMemory with zero correctable or uncorrectable error counters.

Reference prices (last 12 months, updated 2026-10-27)

Used: USD 38 (1 sighting, Oct 2026)

All sightings
SellerConditionPriceNoteSeen
ebay.comusedUSD 38Tested working HPE 32GB 2Rx4 DDR4-2400 RDIMM2026-10-27

Prices seen on public listings on the dates shown, before tax and shipping. Not an offer.

Fits these models

Check compatibility with HPE

Before you buy, confirm the exact configuration against the vendor's own lists: firmware levels, operating systems, adapters and optics that HPE has tested with the HPE 805351-B21.

Equivalent part numbers

FAQ

What is the rated operating speed of 805351-B21 in 2 DIMMs per channel configurations?

On Intel Xeon E5-2600 v4 processors, 32GB dual-rank RDIMMs run at full 2400 MT/s speed across 1 DPC and 2 DPC configurations.

Does 805351-B21 require special cooling fans in DL380 Gen9?

Standard fan configurations support 32GB RDIMMs; high-performance fans are only required when specific high-power PCIe accelerator cards or high-TDP CPUs are installed.

Buying or selling 805351-B21?

New, refurbished or used. Tell us the quantity and condition and we connect you with a vetted reseller in your region, usually within one working day.

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