Home › Parts › HPE part numbers

805349-B21: HPE 16GB (1x16GB) Single Rank x4 DDR4-2400 CAS-17-17-17 Registered Smart Memory Kit

HPE 805349-B21 Memory2400 MT/s
HPEMemory

Also listed as: 819411-001, 809081-081, M393A2K40BB1-CRC, HMA82GR7AFR4N-UH · made by Samsung

The HPE 805349-B21 is a 16GB single-rank DDR4-2400 ECC registered SmartMemory DIMM kit engineered for HPE ProLiant Gen9 servers configured with Intel Xeon E5-2600 v4 processors. With a transfer speed of 2400 MT/s and a 1Rx4 layout, it minimizes capacitive load on the memory channel, allowing servers to maintain peak frequency across high DIMM counts.

Buy 805349-B21Sell yours

Specifications

Part number805349-B21
BrandHPE
Made bySamsung
TypeMemory
Other numbers819411-001, 809081-081, M393A2K40BB1-CRC, HMA82GR7AFR4N-UH
Statusend of sale
Capacity16GB
TypeDDR4-2400 Registered DIMM (RDIMM)
Speed2400 MT/s (PC4-19200)
Voltage1.2V
RankSingle Rank (1Rx4)
Cas latency17-17-17
Generation fitProLiant Gen9 servers with Intel Xeon E5-2600 v4 processors

About the 805349-B21

805349-B21 is HPE's 16GB single-rank DDR4-2400 ECC registered SmartMemory module designed for ProLiant Gen9 platforms paired with Intel Xeon E5-2600 v4 series processors. Delivering up to 19.2 GB/s bandwidth per channel at 1.2V, it incorporates HPE proprietary SPD signatures that enable enhanced memory error tracking and optimized register clocking.

Compatibility

Compatible with all HPE ProLiant Gen9 servers 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 servers with Xeon v4 CPUs.

How to identify a genuine unit

Standard 288-pin DDR4 registered DIMM featuring single-sided DRAM chip layout on a green PCB. Label displays option part number 805349-B21, spare part number 819411-001, and assembly part number 809081-081, accompanied by the genuine HPE security hologram.

Buying used

Inspect the 288 gold edge contact pins for mechanical wear, scoring, or thermal discoloration. Confirm that the module is recognized as genuine HPE SmartMemory within iLO 4 and that memory diagnostic tests run cleanly without correctable ECC error spikes.

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

Used: USD 22 (1 sighting, Oct 2026)

All sightings
SellerConditionPriceNoteSeen
ebay.comusedUSD 22Tested working HPE 16GB 1Rx4 DDR4-2400 RDIMM pull2026-10-27

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 805349-B21.

Equivalent part numbers

FAQ

What processors support full 2400 MT/s memory speed with 805349-B21?

Intel Xeon E5-2600 v4 (Broadwell-EP) processors natively support 2400 MT/s speed with this module.

Can 805349-B21 be installed alongside DDR4-2133 memory?

Yes, but the memory controller will clock all DIMMs down to 2133 MT/s to match the slowest installed module.

Buying or selling 805349-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.

Buy 805349-B21Sell yours

Sources