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Home / HP / Server RAM / HP Q9U21A

HP Q9U21A 128GB 2933MHz 8Rx4 288 Pin ECC DDR4 Memory

Part Number: Q9U21A     Brand: HP
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Q9U21A Price

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$889.00 $902.50
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Condition
Quantity

HP Q9U21A Specs

▲
Brand
HP
Capacity
128GB
Memory Speed
2933MHz
Data Integrity Check
ECC
Voltage
1.2v
Rank
8Rx4
Latency Timing
CL21
Pins
288 Pin
Memory Technology
DDR4
Memory Form Factor
LRDIMM

About HP Q9U21A

▲

HP Q9U21A is a 128GB DDR4 ECC server memory module for compatible server systems. It uses the LRDIMM form factor with 288 pins and an 8Rx4 rank configuration.

This load-reduced memory operates at 2933MHz, also identified as DDR4-2933 and PC4-23400, with CL21 latency and 1.2V voltage.

HP Q9U21A Description

▼

The HP Q9U21A 128GB 2933MHz 8Rx4 288 Pin ECC DDR4 Memory module is designed to deliver exceptional performance and reliability for a wide range of HP ProLiant servers. Ideal for data centers, enterprise applications, and virtualization environments, this high-capacity memory upgrade supports various ProLiant server models including ProLiant DX, DL, ML, SL, BL, XL, and CL series. Whether you are looking to enhance your server’s multitasking capabilities or improve overall system responsiveness, this DDR4 LRDIMM module ensures seamless compatibility and efficient operation.

Key specifications of the HP Q9U21A memory module highlight its advanced technology and robust design. It features a large 128GB capacity with a fast 2933MHz memory speed, enabling rapid data access and processing. The module incorporates ECC (Error-Correcting Code) technology to maintain data integrity by detecting and correcting memory errors, which is critical for mission-critical server environments. Operating at a low voltage of 1.2V, it balances power efficiency with high performance. The 8Rx4 rank configuration and 288-pin form factor ensure compatibility with supported server motherboards, while the CAS latency timing of CL21 provides a good balance between speed and stability.

  • Brand: HP
  • Capacity: 128GB
  • Memory Speed: 2933MHz
  • Data Integrity Check: ECC
  • Voltage: 1.2V
  • Rank: 8Rx4
  • Latency Timing: CL21
  • Pins: 288 Pin
  • Memory Technology: DDR4
  • Memory Form Factor: LRDIMM

For ease of replacement or upgrades, here are some compatible spare part numbers for the HP Q9U21A memory module:

Upgrade your HP ProLiant server’s memory with the HP Q9U21A module to achieve enhanced system performance, reliability, and efficiency, making it an excellent choice for demanding IT infrastructures.

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ⓘ We found 10 subs for the HP Q9U21A
100% Match
HP P06191-001 128GB 2933MHz 8Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 128GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL21
✓ Chipset: 8Rx4
✓ Memory Form Factor: LRDIMM
✓ Memory Speed: 2933MHz
100% Match
HP P03055-091 128GB 2933MHz 8Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 128GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL21
✓ Chipset: 8Rx4
✓ Memory Form Factor: LRDIMM
✓ Memory Speed: 2933MHz
100% Match
HP P18452-B21 128GB 2933MHz 8Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 128GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL21
✓ Chipset: 8Rx4
✓ Memory Form Factor: LRDIMM
✓ Memory Speed: 2933MHz
100% Match
HP P11057-6A1 128GB 2933MHz 8Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 128GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL21
✓ Chipset: 8Rx4
✓ Memory Form Factor: LRDIMM
✓ Memory Speed: 2933MHz
100% Match
HP P11041-B21 128GB 2933MHz 8Rx4 DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 128GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL21
✓ Chipset: 8Rx4
✓ Memory Form Factor: LRDIMM
✓ Memory Speed: 2933MHz
100% Match
HP P13212-001 128GB 2933MHz 8Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 128GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL21
✓ Chipset: 8Rx4
✓ Memory Form Factor: LRDIMM
✓ Memory Speed: 2933MHz
100% Match
HP P12983-091 128GB 2933MHz 8Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 128GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL21
✓ Chipset: 8Rx4
✓ Memory Form Factor: LRDIMM
✓ Memory Speed: 2933MHz
100% Match
HP P00928-S21 128GB 2933MHz 8Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 128GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL21
✓ Chipset: 8Rx4
✓ Memory Form Factor: LRDIMM
✓ Memory Speed: 2933MHz
100% Match
HP P00928-H21 128GB 2933MHz 8Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 128GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL21
✓ Chipset: 8Rx4
✓ Memory Form Factor: LRDIMM
✓ Memory Speed: 2933MHz
100% Match
HP R0X07A 128GB 2933 MHz 4Rx4 288 Pin ECC DDR4 LRDIMM Memory
✓ Memory Technology: DDR4
✓ Capacity: 128GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL21
✓ Chipset: 8Rx4
✓ Memory Form Factor: LRDIMM
✓ Memory Speed: 2933MHz

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Gary B.
2025-06-12
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The sales guy at Boost Hardware was super knowledgeable. He helped me find the right part for my older Proliant server.
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Even P.
2025-04-09
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We purchased the wrong part by mistake. Boost hardware made it easy to return and quickly issued me a refund.
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Matthew S.
2025-04-08
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Good purchasing experience.
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Aaron P.
2025-04-04
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The refurbished drives we ordered were in perfect condition.
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Excellent personal service, thanks Scott!
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Good price on the drives we needed.

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