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Home / HP / Server RAM / HP 840757-191

HP 840757-191 16GB 2666MHz 1Rx4 288 Pin ECC DDR4 Memory

Part Number: 840757-191     Brand: HP
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Condition
Quantity

HP 840757-191 Product Specs

▲
Brand
HP
Capacity
16GB
Memory Speed
2666MHz
Data Integrity Check
ECC
Voltage
1.2v
Rank
1Rx4
Latency Timing
CL19
Pins
288 Pin
Memory Technology
DDR4
Memory Form Factor
RDIMM
HPE Server Generations
Gen 10+

This HP Server RAM 840757-191 is compatible with these HP Servers

▲
ProLiant DL325
Proliant DL385

HP 840757-191 Description

▼

Upgrade your server performance with the HP 840757-191 16GB 2666MHz 1Rx4 288 Pin ECC DDR4 Memory. Designed specifically for HPE ProLiant servers, this high-quality memory module ensures reliable and efficient operation across a wide range of server models including ProLiant DX, DL, ML, SL, BL, XL, and CL series. Whether you're managing data centers, running virtualization workloads, or handling enterprise applications, this 16GB DDR4 RDIMM is built to deliver the speed and stability your critical systems require.

Let's take a closer look at the key specifications that make this memory module an excellent choice for your server upgrade or replacement needs:

  • Brand: HP – trusted for enterprise-grade hardware
  • Capacity: 16GB – ample memory for demanding applications
  • Memory Speed: 2666MHz – fast data transfer rates for improved performance
  • Data Integrity Check: ECC (Error-Correcting Code) – ensures data accuracy and reduces errors
  • Voltage: 1.2v – energy-efficient operation
  • Rank: 1Rx4 – single rank for optimized compatibility
  • Latency Timing: CL19 – balanced latency for responsive performance
  • Pins: 288 Pin – standard RDIMM form factor
  • Memory Technology: DDR4 – latest generation memory technology
  • Memory Form Factor: RDIMM – registered DIMM for server stability
  • HPE Server Generations: Gen 10+ – compatible with modern HPE server platforms

For your convenience, here are the spare part numbers associated with this memory module, useful for ordering replacements or additional units:

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ⓘ We found 17 subs for the HP 840757-191
100% Match
HP 872970-001 16GB 2666MHz 1Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 16GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL19
✓ Chipset: 1Rx4
✓ Memory Form Factor: RDIMM
✓ Memory Speed: 2666MHz
100% Match
HP 872837-091 16GB 2666MHz 1Rx8 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 16GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL19
✓ Chipset: 1Rx4
✓ Memory Form Factor: RDIMM
✓ Memory Speed: 2666MHz
100% Match
HP 1XD85AT 16GB 2666 MHz 1Rx4 288 Pin ECC DDR4 DIMM Memory
✓ Memory Technology: DDR4
✓ Capacity: 16GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL19
✓ Chipset: 1Rx4
✓ Memory Form Factor: RDIMM
✓ Memory Speed: 2666MHz
100% Match
HP 815098-K21 16GB 2666MHz 1Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 16GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL19
✓ Chipset: 1Rx4
✓ Memory Form Factor: RDIMM
✓ Memory Speed: 2666MHz
100% Match
HP 867855-B21 16GB 2666MHz 1Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 16GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL19
✓ Chipset: 1Rx4
✓ Memory Form Factor: RDIMM
✓ Memory Speed: 2666MHz
100% Match
HP 815098-H21 16GB 2666MHz 1Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 16GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL19
✓ Chipset: 1Rx4
✓ Memory Form Factor: RDIMM
✓ Memory Speed: 2666MHz
100% Match
HP P26030-001 16GB 2666MHz 1Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 16GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL19
✓ Chipset: 1Rx4
✓ Memory Form Factor: RDIMM
✓ Memory Speed: 2666MHz
100% Match
HP 864707-591 16GB 2666MHz 1Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 16GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL19
✓ Chipset: 1Rx4
✓ Memory Form Factor: RDIMM
✓ Memory Speed: 2666MHz
100% Match
HP 815098-S21 16GB 2666MHz 1Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 16GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL19
✓ Chipset: 1Rx4
✓ Memory Form Factor: RDIMM
✓ Memory Speed: 2666MHz
100% Match
HP 838081-B21 16GB 2666MHz 1Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 16GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL19
✓ Chipset: 1Rx4
✓ Memory Form Factor: RDIMM
✓ Memory Speed: 2666MHz
100% Match
HP 825109-091 16GB 2666MHz 1Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 16GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL19
✓ Chipset: 1Rx4
✓ Memory Form Factor: RDIMM
✓ Memory Speed: 2666MHz
100% Match
HP 850880-001 16GB 2666MHz 1Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 16GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL19
✓ Chipset: 1Rx4
✓ Memory Form Factor: RDIMM
✓ Memory Speed: 2666MHz
100% Match
HP 840759-191 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 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 868842-001 16GB 2666MHz 1Rx4 288 Pin ECC DDR4 Memory
✓ Memory Technology: DDR4
✓ Capacity: 16GB
✓ Brand: HP
✓ Voltage: 1.2v
✓ Pins: 288 Pin
✓ ECC: ECC
✓ CAS Latency: CL19
✓ Chipset: 1Rx4
✓ 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

Customer Reviews

4.8
★★★★★
289 reviews
94% recommend
5
(253)
4
(21)
3
(9)
2
(2)
1
(4)
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
★★★★★
Good purchasing experience.
A
Aaron P.
2025-04-04
✓ Verified Buyer
★★★★★
The refurbished drives we ordered were in perfect condition.
M
Mitch F.
2025-04-04
✓ Verified Buyer
★★★★★
BoostHardware always has what I need at reasonable prices.
D
David P.
2025-03-28
✓ Verified Buyer
★★★★★
Delivered on time.
L
Louis J.
2025-03-26
✓ Verified Buyer
★★★★★
Found the hard drives I needed. The ordering process was smooth and fast. Got the drives next day.
D
Darryl P.
2025-03-25
✓ Verified Buyer
★★★★★
Excellent personal service, thanks Scott!
L
Lindsay M.
2025-03-21
✓ Verified Buyer
★★★★★
Good price on the drives we needed.

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Refurbished Condition: In Stock

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