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Home / HP / Server RAM / HP 726720-B21

HP 726720-B21 16GB 2133MHz 2Rx4 288 Pin ECC DDR4 Memory

Part Number: 726720-B21     Brand: HP
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726720-B21 Price

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Condition
Quantity

HP 726720-B21 Specs

▲
Brand
HP
Capacity
16GB
Memory Speed
2133MHz
Data Integrity Check
ECC
Voltage
1.2v
Rank
2Rx4
Latency Timing
CL15
Pins
288 Pin
Memory Technology
DDR4
Memory Form Factor
LRDIMM
HPE Server Generations
Gen 9

About HP 726720-B21

▲

HP 726720-B21 is a 16GB DDR4 server memory module for PC and server systems, including HPE ProLiant Gen9 servers. It uses the LRDIMM form factor and is designed for server memory expansion or replacement.

This ECC module operates at 2133MHz, also identified as PC4-17000, with a 1.2V voltage, 2Rx4 dual-rank organization, and CL15 latency timing. It has a 288-pin interface and uses load-reduced DDR4 memory technology.

This HP Server RAM 726720-B21 is compatible with these HP Servers

▲
Proliant BL460c
Proliant BL660c
Proliant DL120
Proliant DL160
Proliant DL180
Proliant DL360
Proliant DL380
Proliant DL560
Proliant DL60
Proliant DL80
Proliant ML110
Proliant ML150
Proliant ML350
Proliant XL170r
Proliant XL190r
Proliant XL230a
Proliant XL250a

HP 726720-B21 Description

▼

Upgrade your server performance with the HP 726720-B21 16GB 2133MHz 2Rx4 288 Pin ECC DDR4 Memory, designed specifically for HPE ProLiant servers including models from the ProLiant DX, DL, ML, SL, BL, XL, and CL series. This high-quality memory module is ideal for data centers and enterprise environments requiring reliable and efficient memory solutions. Compatible with Gen 9 HPE servers, it ensures smooth multitasking and enhanced system responsiveness, making it perfect for virtualization, database management, and other demanding applications.

Here’s a closer look at the key specifications that make this memory module a dependable choice for your server needs:

  • Brand: HP
  • Capacity: 16GB
  • Memory Speed: 2133MHz for fast data access
  • Data Integrity Check: ECC (Error-Correcting Code) to prevent data corruption
  • Voltage: Low power consumption at 1.2 volts
  • Rank: 2Rx4, providing balanced performance and reliability
  • Latency Timing: CL15, ensuring efficient processing speed
  • Pins: 288-pin configuration for seamless server compatibility
  • Memory Technology: DDR4, the latest standard for improved speed and efficiency
  • Memory Form Factor: LRDIMM, supporting higher memory capacity and bandwidth
  • HPE Server Generations: Compatible with Gen 9 servers

For maintenance and replacement, the following spare part numbers correspond to this memory module:

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ⓘ We found 12 subs for the HP 726720-B21
100% Match
✓ Memory Technology: DDR4
✓ Capacity: 16GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL15
✓ Chipset: 2Rx4
✓ Memory Form Factor: LRDIMM
✓ Memory Speed: 2133MHz
100% Match
HP 809085-091 64GB 2400Mhz 4Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 64GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL17
✓ Chipset: 4Rx4
✓ Memory Form Factor: LRDIMM
✓ Memory Speed: 2400Mhz
100% Match
HP 850882-001 64GB 2666MHz 4Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 64GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL19
✓ Chipset: 4Rx4
✓ Memory Form Factor: LRDIMM
✓ Memory Speed: 2666MHz
100% Match
HP 840759-091 64GB 2666MHz 4Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 64GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL19
✓ Chipset: 4Rx4
✓ Memory Form Factor: LRDIMM
✓ Memory Speed: 2666MHz
100% Match
HP P06188-001 16GB 2933MHz 2Rx8 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 16GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL21
✓ Chipset: 2Rx8
✓ Memory Form Factor: DIMM
✓ Memory Speed: 2933MHz
100% Match
HP P03050-091 16GB 2933MHz 2Rx8 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 16GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL22
✓ Chipset: 2Rx8
✓ Memory Form Factor: RDIMM
✓ Memory Speed: 2933MHz
100% Match
HP P18449-B21 16GB 2933MHz 2Rx8 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 16GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL21
✓ Chipset: 2Rx8
✓ Memory Form Factor: DIMM
✓ Memory Speed: 2933MHz
100% Match
HP 627812-B21 16GB 1333MHz 2Rx4 240 Pin ECC DDR3 Memory
✓ Memory Technology: DDR3
✓ Capacity: 16GB
✓ Brand: HP
✓ Voltage: 1.35v
✓ Pins: 240 Pin
✓ ECC: ECC
✓ CAS Latency: CL9
✓ Chipset: 2Rx4
✓ Memory Form Factor: DIMM
✓ Memory Speed: 1333MHz
100% Match
HP 726720-S21 16GB 2133MHz 2Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 16GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL15
✓ Chipset: 2Rx4
✓ Memory Form Factor: LRDIMM
✓ Memory Speed: 2133MHz
90% Match
HP 835955-B21 16GB 2666MHz 2Rx8 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 16GB
✓ Brand: HP
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL19
✕ Voltage: 1.2v
✓ Chipset: 2Rx8
✓ Memory Form Factor: RDIMM
✓ Memory Speed: 2666MHz
90% Match
HP 815101-B21 64GB 2666MHz 4Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 64GB
✓ Brand: HP
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL19
✕ Voltage: 1.2v
✓ Chipset: 4Rx4
✓ Memory Form Factor: LRDIMM
✓ Memory Speed: 2666MHz
80% Match
HP P00922-B21 16GB 2933MHz 2Rx8 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 16GB
✓ Brand: HP
✓ Pins: 288 Pin
✓ ECC: ECC
✕ CAS Latency: CL15
✕ Voltage: 1.2v
✓ Chipset: 2Rx8
✓ Memory Form Factor: DIMM
✓ 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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2025-04-04
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The refurbished drives we ordered were in perfect condition.
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2025-03-21
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Good price on the drives we needed.

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