This item, P64710-B21, is the HPE option part number for the product described as 256GB Octal Rank x4 DDR5-5600 CAS-52-45-45 EC8 Registered 3DS Smart Memory for Gen11 servers. Further details below.
Boost the capabilities of your server with this high-capacity 256GB DDR5 memory module, designed for peak performance and reliability. With an exceptional speed of 5600 MHz and an EC8 Registered 3DS feature, this memory ensures rapid data transfer and superior multitasking efficiency. The Octal Rank configuration, combined with advanced ECC (Error Correcting Code) technology, provides enhanced stability and data integrity, making it perfect for mission-critical applications and virtualization.
This item is specifically optimized for a range of HPE Gen11 servers, providing a significant performance upgrade. The list of compatible machines includes but may not be limited to the HPE DL380 Gen11, HPE DL360 Gen11, HPE DL320 Gen11, HPE ML350 Gen11, HPE Synergy 480 Gen11, HPE DL380a Gen11, HPE ML110 Gen11, and HPE DX380 Gen11. Whether you're handling massive databases or running intensive computational tasks, this memory module delivers the power and stability your enterprise requires.
HPE Option Part #: P64710-B21
HPE Spare Part #: P65258-001
HPE Assembly Part #: P53629-0A1
PRODUCT SPECIFICATIONS FOR P64710-B21:
- Capacity: 256 GB
- Upgrade Type: System specific
- Type: DRAM memory module
- Technology: DDR5 SDRAM
- Form Factor: DIMM 288-pin
- Speed: 5600 MHz (PC5-44800)
- Latency Timings: (52-45-45)
- Data Integrity Check: ECC
- Features: Octal Rank, 3DS registered
- Chips Organization: X4
- Voltage: 1.1 V
COMPATIBLE WITH:
PROLIANT DL SERIES
PROLIANT ML SERIES
OTHER HPE MACHINES
** This list may not be complete. Contact us via Live Chat if you have any questions about compatibility.
Last updated: 9/1/2025
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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.
