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Home / HP / Server RAM / HP 708642-B21

HP 708642-B21 16GB 1866MHz 2Rx4 240 Pin ECC DDR3 Memory

Part Number: 708642-B21     Brand: HP
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708642-B21 HP Image

708642-B21 Price

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$164.00 $165.95
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Condition
Quantity

HP 708642-B21 Specs

▲
Brand
HP
Capacity
16GB
Memory Speed
1866MHz
Data Integrity Check
ECC
Voltage
1.5v
Rank
2Rx4
Latency Timing
CL13
Pins
240 Pin
Memory Technology
DDR3
Memory Form Factor
RDIMM

About HP 708642-B21

▲

HP 708642-B21 is a 16GB DDR3 ECC registered memory module for enterprise servers. It uses the RDIMM form factor with 240 pins and a 2Rx4 dual-rank design.

The module operates at 1866MHz, also identified as DDR3-1866 and PC3-14900, with CL13 latency, 1.5V voltage, and error-correcting code (ECC) data integrity.

This HP Server RAM 708642-B21 is compatible with these HP Servers

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PowerEdge

HP 708642-B21 Description

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Upgrade your server’s performance with the HP 708642-B21 16GB 1866MHz 2Rx4 240 Pin ECC DDR3 Memory. Designed for seamless compatibility with a wide range of HP ProLiant servers including ProLiant DX, DL, ML, SL, BL, XL, and CL series, this memory module is ideal for data centers, enterprise servers, and high-demand computing environments. Whether you’re enhancing your server’s multitasking capabilities or ensuring data integrity during critical operations, this DDR3 RDIMM module offers reliable and efficient memory performance.

Key specifications of this HP memory module highlight its robust design and performance features. It boasts a substantial 16GB capacity with a high memory speed of 1866MHz, enabling faster data processing and improved system responsiveness. The ECC (Error-Correcting Code) technology ensures data integrity by detecting and correcting memory errors, which is crucial for mission-critical applications. Operating at a standard voltage of 1.5V, it features a 2Rx4 rank configuration and a latency timing of CL13, balancing speed and stability. The 240-pin form factor ensures easy installation and compatibility with supported server motherboards.

  • Brand: HP
  • Capacity: 16GB
  • Memory Speed: 1866MHz
  • Data Integrity Check: ECC
  • Voltage: 1.5V
  • Rank: 2Rx4
  • Latency Timing: CL13
  • Pins: 240 Pin
  • Memory Technology: DDR3
  • Memory Form Factor: RDIMM

For your convenience, compatible spare parts include:

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ⓘ We found 2 subs for the HP 708642-B21
100% Match
HP 712383-581 16GB 1866 MHz 2Rx4 240 Pin ECC DDR3 DIMM Memory
✓ Memory Technology: DDR3
✓ Capacity: 16GB
✓ Brand: HP
✓ Voltage: 1.5v
✓ Pins: 240 Pin
✓ ECC: ECC
✓ CAS Latency: CL13
✓ Chipset: 2Rx4
✓ Memory Form Factor: RDIMM
✓ Memory Speed: 1866MHz
98% Match
HP 708641-B21 16GB 1866MHz 2Rx4 240 Pin ECC DDR3 Memory
✓ Memory Technology: DDR3
✓ Capacity: 16GB
✓ Brand: HP
✓ Voltage: 1.5v
✓ Pins: 240 Pin
✓ ECC: ECC
✓ CAS Latency: CL13
✓ Chipset: 2Rx4
✓ Memory Form Factor: RDIMM
✓ Memory Speed: 1866MHz
+ Buffered/Registered: Yes

Customer Reviews

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289 reviews
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5
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4
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2
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1
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G
Gary B.
2025-06-12
✓ Verified Buyer
★★★★★
The sales guy at Boost Hardware was super knowledgeable. He helped me find the right part for my older Proliant server.
E
Even P.
2025-04-09
✓ Verified Buyer
★★★★★
We purchased the wrong part by mistake. Boost hardware made it easy to return and quickly issued me a refund.
M
Matthew S.
2025-04-08
✓ Verified Buyer
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Good purchasing experience.
A
Aaron P.
2025-04-04
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The refurbished drives we ordered were in perfect condition.
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Mitch F.
2025-04-04
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BoostHardware always has what I need at reasonable prices.
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David P.
2025-03-28
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Delivered on time.
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Louis J.
2025-03-26
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Found the hard drives I needed. The ordering process was smooth and fast. Got the drives next day.
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Darryl P.
2025-03-25
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Excellent personal service, thanks Scott!
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Lindsay M.
2025-03-21
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Good price on the drives we needed.

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