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Home / HP / Server RAM / HP P07646-B21

HP P07646-B21 32GB 3200MHz 2Rx4 288 Pin ECC DDR4 Memory

Part Number: P07646-B21     Brand: HP
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P07646-B21 Price

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Condition
Quantity

HP P07646-B21 Specs

▲
Brand
HP
Capacity
32GB
Memory Speed
3200MHz
Data Integrity Check
ECC
Voltage
1.2v
Rank
2Rx4
Latency Timing
CL22
Pins
288 Pin
Memory Technology
DDR4
Memory Form Factor
RDIMM
HPE Server Generations
Gen 10+

About HP P07646-B21

▲

HP P07646-B21 is a 32GB DDR4 server memory module for compatible HPE Gen10 and newer server platforms. It is a registered DIMM (RDIMM) with ECC data integrity for server memory applications.

This module operates at 3200MHz with a PC4-3200AA or PC4-25600 designation, uses 2Rx4 dual-rank organization, and has a 288-pin form factor. It runs at 1.2V with CL22 latency and is identified by HPE as a 32GB dual-rank x4 DDR4-3200 registered Smart Memory kit.

This HP Server RAM P07646-B21 is compatible with these HP Servers

▲
ProLiant DL325
ProLiant DL345
ProLiant DL365
ProLiant DL385

HP P07646-B21 Description

▼

The HP P07646-B21 32GB 3200MHz 2Rx4 288 Pin ECC DDR4 Memory is a high-performance memory module designed to enhance the speed and reliability of your HPE servers. Ideal for data centers and enterprise environments, this memory module is compatible with a wide range of HPE ProLiant server models including ProLiant DX, DL, ML, SL, BL, XL, and CL series. Whether you are upgrading your existing infrastructure or building a new server setup, this 32GB DDR4 RDIMM ensures efficient multitasking and improved system responsiveness.

This memory module boasts impressive specifications tailored for demanding server workloads. It operates at a fast 3200MHz frequency, providing swift data access and transfer rates. The ECC (Error-Correcting Code) technology helps maintain data integrity by detecting and correcting common types of memory errors, which is critical for mission-critical applications. With a voltage of 1.2V and a latency timing of CL22, it balances power efficiency with performance. The 2Rx4 rank and 288-pin configuration ensure compatibility with Gen 10+ HPE servers, making it a reliable choice for modern enterprise environments.

  • Brand: HP
  • Capacity: 32GB
  • Memory Speed: 3200MHz
  • Data Integrity Check: ECC
  • Voltage: 1.2V
  • Rank: 2Rx4
  • Latency Timing: CL22
  • Pins: 288 Pin
  • Memory Technology: DDR4
  • Memory Form Factor: RDIMM
  • HPE Server Generations: Gen 10+

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

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ⓘ We found 19 subs for the HP P07646-B21
100% Match
HP P20503-001 32GB 3200MHz 2Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 32GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL22
✓ Chipset: 2Rx4
✓ Memory Form Factor: DIMM
✓ Memory Speed: 3200MHz
100% Match
HP P43169-B21 32GB 3200MHz 2Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 32GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL22
✓ Chipset: 2Rx4
✓ Memory Form Factor: RDIMM
✓ Memory Speed: 3200MHz
100% Match
HP P11444-091 32GB 3200MHz 2Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 32GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL22
✓ Chipset: 2Rx4
✓ Memory Form Factor: RDIMM
✓ Memory Speed: 3200MHz
100% Match
HP P25204-B21 32GB 3200MHz 2Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 32GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL22
✓ Chipset: 2Rx4
✓ Memory Form Factor: RDIMM
✓ Memory Speed: 3200MHz
100% Match
HP P06033-H21 32GB 3200MHz 2Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 32GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL22
✓ Chipset: 2Rx4
✓ Memory Form Factor: RDIMM
✓ Memory Speed: 3200MHz
100% Match
HP P07646-H21 32GB 3200MHz 2Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 32GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL22
✓ Chipset: 2Rx4
✓ Memory Form Factor: RDIMM
✓ Memory Speed: 3200MHz
100% Match
HP P21674-001 32GB 3200MHz 2Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 32GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL22
✓ Chipset: 2Rx4
✓ Memory Form Factor: RDIMM
✓ Memory Speed: 3200MHz
100% Match
HP P07646-K21 32GB 3200MHz 2Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 32GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL22
✓ Chipset: 2Rx4
✓ Memory Form Factor: RDIMM
✓ Memory Speed: 3200MHz
100% Match
Samsung M393A4K40CB1-CRC4Q 32GB 2400Mhz 2Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 32GB
✓ Brand: Sun
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL17
✓ Chipset: 2Rx4
✓ Memory Form Factor: RDIMM
✓ Memory Speed: 2400Mhz
100% Match
HP 809083-091 32GB 2400Mhz 2Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 32GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL17
✓ Chipset: 2Rx4
✓ Memory Form Factor: DIMM
✓ Memory Speed: 2400Mhz
100% Match
HP 815100-B21 32GB 2666MHz 2Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 32GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL19
✓ Chipset: 2Rx4
✓ Memory Form Factor: DIMM
✓ Memory Speed: 2666MHz
100% Match
HP P06033-B21 32GB 3200MHz 2Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 32GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL22
✓ Chipset: 2Rx4
✓ Memory Form Factor: RDIMM
✓ Memory Speed: 3200MHz
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HP P06189-001 32GB 2933MHz 2Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 32GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL21
✓ Chipset: 2Rx4
✓ Memory Form Factor: DIMM
✓ Memory Speed: 2933MHz
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HP P18450-B21 32GB 2933MHz 2Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 32GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL21
✓ Chipset: 2Rx4
✓ Memory Form Factor: DIMM
✓ Memory Speed: 2933MHz
100% Match
HP P11444-191 32GB 3200MHz 2Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 32GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL22
✓ Chipset: 2Rx4
✓ Memory Form Factor: DIMM
✓ Memory Speed: 3200MHz
98% Match
HP 805351-B21 32GB 2400Mhz 2Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 32GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL17
✓ Chipset: 2Rx4
✓ Memory Form Factor: RDIMM
✓ Memory Speed: 2400Mhz
+ Buffered/Registered: Non
90% Match
HP 819412-001 32GB 2400Mhz 2Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 32GB
✓ Brand: HP
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL17
✕ Voltage: 1.2v
✓ Chipset: 2Rx4
✓ Memory Form Factor: RDIMM
✓ Memory Speed: 2400Mhz
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HP P03052-091 32GB 2933MHz 2Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 32GB
✓ Brand: HP
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL21
✕ Voltage: 1.2v
✓ Chipset: 2Rx4
✓ Memory Form Factor: DIMM
✓ Memory Speed: 2933MHz
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HP P00924-B21 32GB 2933MHz 2Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 32GB
✓ Brand: HP
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL21
✕ Voltage: 1.2v
✓ Chipset: 2Rx4
✓ Memory Form Factor: DIMM
✓ Memory Speed: 2933MHz

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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
★★★★★
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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2025-03-26
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2025-03-25
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Lindsay M.
2025-03-21
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★★★★★
Good price on the drives we needed.

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