This item, P69727-B21, is the HPE option part number for the product described as 32GB (1x32GB) Dual Rank x8 DDR5-6400 CAS-46-45-45 EC8 Registered Smart Memory Kit. Further details below.
Expand your HPE Gen12 server with the P69727-B21 32GB (1x32GB) Dual Rank x8 DDR5-6400 Registered Smart Memory Kit. This genuine HPE 288-pin DIMM runs at a 3200 MHz clock with CAS-46-45-45 timings and a low 1.1V operating voltage, delivering the bandwidth headroom demanding virtualization, database, and analytics workloads need while helping keep power and thermals in check. Registered (RDIMM) design and dual-rank, x8 chip organization support stable, high-capacity configurations as you scale.
HPE Option Part #: P69727-B21
HPE Spare Part #: P71255-001
HPE Assembly Part #: P69720-0A1
PRODUCT SPECIFICATIONS FOR P69727-B21:
- Capacity: 32 GB
- Upgrade Type: System specific
- OEM Manufacturer Equivalent Part Number: HPE P69727-B21
- Width: 7.5 in
- Depth: 0.8 in
- Height: 3.5 in
- Weight: 1.41 oz
- Type: DRAM memory module
- Technology: DDR5 SDRAM
- Form Factor: DIMM 288-pin
- Speed: 3200 MHz
- Latency Timings: CL46 (46-45-45)
- Data Integrity Check: ECC
- Features: Dual Rank, registered
- Chips Organization: X8
- Voltage: 1.1 V
COMPATIBLE WITH:
PROLIANT ML SERIES
PROLIANT EL SERIES
** This list may not be complete. Contact us via Live Chat if you have any questions about compatibility.
FREQUENTLY ASKED QUESTIONS FOR P69727-B21:
- Which servers is the P69727-B21 memory kit compatible with?
P69727-B21 is a system-specific HPE Smart Memory kit qualified for HPE Gen12 platforms including the DL360 Gen12, DL320 Gen12, DL340 Gen12, DL340e Gen12, DL380 Gen12, DL380a Gen12, DL110 Gen12, ML350 Gen12, EL140 Gen12, EL220 Gen12, and EL240 Gen12. - Does the P69727-B21 module include ECC?
Yes. P69727-B21 is an ECC registered (RDIMM) DDR5 module, so it performs data integrity checking to help detect and correct memory errors and keep mission-critical servers running reliably. - What are the exact specs of P69727-B21?
P69727-B21 is a 32GB DDR5-6400 DIMM in a 288-pin form factor with dual rank, x8 chip organization, CL46 (46-45-45) latency timings, a 3200 MHz clock, and 1.1V operation. It matches HPE OEM part number P69727-B21.
HPE PARTSURFER INFO FOR P69727-B21
| Spare PN | Description | |
|---|---|---|
| P71255-001 | SPS-DIMM 32GB PC5-6400B-R 2Gx8 |
Last Updated: 2026-10-13
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- Memory Capacity
- 32GB
- Memory Rank
- Dual Rank
- Memory Speed
- 4800 MHz
- Memory Type
- DDR5
This product is warrantied against hardware failure for a period of 5 Years from the date of purchase. Before making a purchase, please take a moment to review our return policy below.
Returns
It is the customer's responsibility to verify compatibility with their machine(s) before placing an order. If an item is ordered by mistake, it can be returned for refund, minus a 25% restocking fee, within 5 business days of receipt. The cost of freight is not refundable.
Please be aware that factory-sealed equipment can only be returned if it remains unopened.
Defective Products
If you have received a defective part and your machine is still within the HPE warranty period, please initiate a warranty exchange by visiting the HPE Enterprise Support Center. Be sure to have the serial numbers of the defective drive and your server/storage array handy.
In case your hardware becomes defective during the Global One warranty period, but the HPE warranty has expired, you can return the product to us for a working replacement. You are responsible for the shipment of returned merchandise. However, we will cover the expense of Ground /Economy shipment for the replacement item(s).
Requesting an RMA
To initiate a return or warranty claim, please complete and submit the RMA Request Form.


