FREE DELIVERY ANYWHERE IN THE USA
We accept PO’s from qualified businesses, government agencies, defense, and educational institutions.
0
Contact Us
1-888-352-2298 [email protected]
Home / HP / Server RAM / HP 840759-191

HP 840759-191 64GB 2666MHz 4Rx4 288 Pin ECC DDR4 Memory

Part Number: 840759-191     Brand: HP
Free 2-Day
Shipping $99+
840759-191 HP Image

840759-191 Price

New Condition · Ready to Ship
$1,214.00 $1,230.90
★ 6% Off Applied at Checkout
★ Free US 2-Day Express Shipping Over $99
Condition
Quantity

HP 840759-191 Specs

▲
Brand
HP
Capacity
64GB
Memory Speed
2666MHz
Data Integrity Check
ECC
Voltage
1.2v
Rank
4Rx4
Latency Timing
CL19
Pins
288 Pin
Memory Technology
DDR4
Memory Form Factor
LRDIMM
HPE Server Generations
Gen 10+/Gen 10

About HP 840759-191

▲

HP 840759-191 is a 64GB DDR4 server memory module for compatible HPE servers, including the HPE ProLiant DL325 Gen10. It uses the LRDIMM form factor and a 288-pin design.

This ECC memory operates at 2666MHz with 4Rx4 quad-rank organization, CL19 latency timing, and 1.2V voltage. It is also identified as DDR4-2666, PC4-21300, and a load-reduced DIMM (LRDIMM).

This HP Server RAM 840759-191 is compatible with these HP Servers

▲
ProLiant DL325
Proliant DL385

HP 840759-191 Description

▼

Introducing the HP 840759-191 64GB 2666MHz 4Rx4 288 Pin ECC DDR4 Memory, a high-performance memory module designed to enhance the speed and reliability of your HPE ProLiant servers. Ideal for data-intensive applications, virtualization, and enterprise workloads, 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 environment, this DDR4 module ensures seamless integration and optimal performance.

Key specifications of this memory module emphasize its robust design and advanced technology, making it a perfect fit for Gen 10 and Gen 10+ HPE servers. With a substantial 64GB capacity and a fast 2666MHz memory speed, it supports efficient multitasking and faster data access. The ECC (Error-Correcting Code) technology ensures data integrity by detecting and correcting memory errors, which is critical for mission-critical applications. Additionally, the 4Rx4 rank and 288-pin LRDIMM form factor provide enhanced bandwidth and stability, while the low voltage of 1.2V contributes to energy efficiency.

  • Brand: HP
  • Capacity: 64GB
  • Memory Speed: 2666MHz
  • Data Integrity Check: ECC
  • Voltage: 1.2V
  • Rank: 4Rx4
  • Latency Timing: CL19
  • Pins: 288 Pin
  • Memory Technology: DDR4
  • Memory Form Factor: LRDIMM
  • HPE Server Generations: Gen 10+ / Gen 10

For maintenance and replacements, the following spare part numbers are associated with this memory module:

Trusted by 5000+ IT Managers, System Integrators & Data Center Experts
Excellent
289 reviews on
Reviews.io

Easy Returns

"We purchased the wrong part by mistake. Boost hardware made it easy to return and quickly issued me a refund."

Even P.

Lowest Price By Far

"We were able to purchase 10x HP 782995-001 for 25% less than the next lowest price. Very impressed with the quick shipping and lack of issues."

Bobbie I

Excellent Customer Service

"Excellent customer service; they got in touch with me right away. They upgraded my next order to free 2-day shipping."

Everett M.
ⓘ We found 16 subs for the HP 840759-191
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 868844-001 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 1XD87AA 64GB 2666 MHz 4Rx4 288 Pin ECC DDR4 LRDIMM 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 815101-S21 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 832800-B21 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 880842-B21 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 882362-091 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 882449-001 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 840759-691 64GB 2666 MHz 4Rx4 288 Pin ECC DDR4 DIMM 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 Q2N39A 64GB 2666 MHz 4Rx4 288 Pin ECC DDR4 DIMM 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 815101-H21 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 P28223-B21 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 881901-B21 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
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
90% Match
HP 838085-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.

Expert Sales Support

Looking for a bulk discount? Call 1-888-352-2298 and a rep will assist you with part no. 840759-191.

Availability

New Condition: In Stock

Refurbished Condition: In Stock

Delivery Options

Overnight and Express Delivery in USA
Get within 1 to 3 days

$49 Ground Shipping To Canada

International Delivery Options Available
Contact Us For Detail

Payment Options

All Credit Cards Accepted + PayPal

PO Accepted from Qualified Businesses and Government Entities

Return & Warranty

30 days return

Warranty vary by product please see our Policies page