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726719-B21
- Description:
- HP 16GB 2RX4 PC4-2133P-R DIMM SPARE 774172-001
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3 - List Price:
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$1,278.72
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$89.51
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726719-B21
HP 16GB 2RX4 PC4-2133P-R DIMM SPARE 774172-001
$1,278.72
$89.51
11 in Global Warehouse
$89.51
93% off
TRUSTED, TRIED, PROVEN
726719-B21 Overview
726719-B21 is a high performance DDR4 DIMM designed to deliver reliable operation at 3200 MHz with a low CL16 latency while operating at 1.35V. This module comes as part of a 16 GB kit arranged in a Dual Channel configuration, offering optimized performance for desktop and workstation builds.
726719-B21 is a non‐ECC, unbuffered memory module engineered with an integrated heatspreader for superior thermal management. With its streamlined design and absence of RGB lighting, it is ideally suited for gaming and workstation systems where balanced performance and stability are paramount.
What is the price of 726719-B21?
Lowest price of 726719-B21 is $ 89.51. Shop now! Get further exclusive discounts with bulk quotation on 726719-B21
Explore more options from Computer Memory & Ram or explore other Hpe products.
726719-B21 Specifications
| Product Type | Computer Memory |
| Memory Type | DDR4 |
| Capacity | 16 GB |
| Compatible Platforms | Desktop |
| Compatible Systems | Workstation |
| Form Factor | UDIMM |
| Kit Configuration | Dual Channel |
| Speed | 3200 MHz |
| Operating Temperature | N/A |
| Reliability Rating | Standard |
| CAS Latency (CL) | CL16 |
| Voltage | 1.35V |
| ECC Support | No |
| Registered/Buffered | Unbuffered |
| XMP Support | Intel XMP 2.0 |
| RGB Lighting | No |
| Heatsink / Heatspreader | Yes |
| Intel Platform Support | N/A |
| AMD Platform Support | N/A |
| Use Case | Gaming / Workstation |
| Product Name | 726719-B21 Memory Module |
| Height | 1.2 inches |
| Width | 5.3 inches |
| Depth | 0.5 inches |
| Weight | 0.25 lbs |
726719-B21 Use Case
Enterprise Virtualization Host Memory Expansion
In a mid-size enterprise data center running HP ProLiant DL380 Gen9 servers, IT administrators install the 726719-B21-HP 16GB 2RX4 PC4-2133P-R DIMM SPARE 774172-001 modules to scale host memory from 128GB to 256GB. This upgrade supports 20 additional VMware vSphere virtual machines with consistent performance. Benefit: Increases virtualization density by 40%, reduces memory contention and lowers cost per VM.
High-Performance SQL In-Memory Analytics
A financial services firm powering Microsoft SQL Server on HP ProLiant DL360 Gen10 adds 726719-B21-HP 16GB 2RX4 PC4-2133P-R DIMM SPARE 774172-001 modules to expand system memory to 192GB. This configuration delivers 30% faster query response times for real-time risk analysis and reporting. Benefit: Accelerates in-memory analytics workflows and drives faster, data-driven decisions.
HPC Cluster Compute Acceleration
A research institution upgrades its HPC cluster nodes with 726719-B21-HP 16GB 2RX4 PC4-2133P-R DIMM SPARE 774172-001 to boost DDR4 memory capacity—enabling larger simulation datasets and parallel processing. Results show a 15% reduction in scientific computing runtimes and higher job throughput. Benefit: Shortens project timelines and maximizes resource utilization.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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|---|---|---|---|---|---|
| AMD Platform Support | AMD Ryzen 5000 | AMD Ryzen 5000 | AMD Ryzen 3000 | N/A | AMD Ryzen 5000 |
| Capacity | 16 GB | 16 GB | 8 GB | 16 GB | 16 GB |
| CAS Latency (CL) | CL16 | CL16 | CL16 | CL16 | CL16 |
| Compatible Platforms | Desktop / Laptop / Server | Desktop | Desktop | Desktop | Desktop |
| Compatible Systems | Workstation | Workstation | N/A | Workstation | N/A |
| Depth | 0.4 inches | 1.2 inches | 0.5 inches | 0.5 inches | 0.5 inches |
| ECC Support | No | No | No | No | No |
| Form Factor | UDIMM | UDIMM | UDIMM | UDIMM | UDIMM |
| Heatsink / Heatspreader | Yes | Yes | Yes | Yes | Yes |
| Height | 1.2 inches | 1.2 inches | 1.2 inches | 1.2 inches | 1.5 inches |
| Intel Platform Support | Intel 12th Gen | Intel 12th Gen | Intel 10th Gen | N/A | Intel 12th Gen |
| Kit Configuration | Dual Channel | Dual Channel | Single Channel | Dual Channel | Dual Channel |
| Memory Type | DDR4 | DDR4 | DDR4 | DDR4 | DDR4 |
| Operating Temperature | N/A | N/A | N/A | N/A | N/A |
| Product Name | 862974-B21 Memory Module | P00924-B21 High Performance DDR4 Memory Kit | 838081-B21 DDR4 8GB UDIMM 3200MHz CL16 Memory Module | 726719-B21 Memory Module | 728629-B21 DDR4 High Performance Memory |
| Product Type | Computer Memory | Computer Memory | Computer Memory | Computer Memory | Computer Memory |
| Registered/Buffered | Unbuffered | Unbuffered | Unbuffered | Unbuffered | Unbuffered |
| Reliability Rating | Standard | Standard | Standard | Standard | Standard |
| RGB Lighting | No | No | No | No | No |
| Speed | 3200 MHz | 3200 MHz | 3200 MHz | 3200 MHz | 3200 MHz |
| Use Case | Gaming | Gaming / Workstation | Gaming | Gaming / Workstation | Gaming |
| Voltage | 1.35V | 1.35V | 1.35V | 1.35V | 1.35V |
| Weight | 0.26 lbs | 0.3 lbs | 0.3 lbs | 0.25 lbs | 0.3 lbs |
| Width | 5.3 inches | 5.3 inches | 5.3 inches | 5.3 inches | 5.3 inches |
| XMP Support | Intel XMP 2.0 | Intel XMP 2.0 | Intel XMP 2.0 | Intel XMP 2.0 | Intel XMP 2.0 |
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Questions & Answers
Q
What is the HP 726719-B21 16GB 2Rx4 PC4-2133P-R DIMM spare 774172-001?
A
The HP 726719-B21 is a 16GB DDR4 ECC Registered server memory module (PC4-2133P-R, 2133MT/s) designed for HP ProLiant and BladeSystem servers.
Q
Which HP servers are compatible with the 726719-B21 16GB DIMM?
A
This module is validated for HP ProLiant Gen9/Gen10 servers, including DL, ML, and BL families, and select HP BladeSystem c-Class servers.
Q
What does PC4-2133P-R mean for this memory module?
A
PC4-2133P-R indicates DDR4 memory rated at 2133MT/s (PC4), SPD programmed for 2133MHz (P), and registered ECC (R) for server reliability.
Q
What does 2Rx4 signify on the HP 16GB DIMM?
A
2Rx4 means the module uses two ranks of x4-bit DRAM chips, providing an optimal balance of performance and capacity in server systems.
Q
Is the HP 726719-B21 DIMM ECC registered?
A
Yes, this module is ECC Registered (RDIMM) memory, delivering error correction for enhanced data integrity in mission-critical applications.
Q
Can I mix HP 726719-B21 modules with other memory types?
A
Mixing different speed or type DIMMs is not recommended. For optimal performance, use identical HP 726719-B21 modules across all channels.
Q
How do I install the HP 16GB DIMM spare 774172-001?
A
Power down the server, open the chassis, align the DIMM with the slot keyed notch, press firmly until both latches click, then reseat the cover.
Q
Does this memory support XMP or overclocking profiles?
A
No, HP server DIMMs like 726719-B21 use JEDEC SPD profiles and do not support Intel XMP or manual overclocking.
Q
What warranty covers the HP 726719-B21 memory module?
A
HP provides a limited lifetime warranty for this spare, covering defects in materials and workmanship when installed in supported systems.
Q
How can I verify the authenticity of my HP spare 774172-001?
A
Check the serial number and spare part label on the module against HP’s official spare locator or use HP iLO to confirm installed DIMM details.
Q
What is the maximum memory supported per slot using this DIMM?
A
Each slot supports up to 16GB per 726719-B21 module; system maximum depends on server model and total DIMM slots available.
Q
Can I use the HP 16GB RDIMM in mixed capacity configurations?
A
Yes, but HP recommends balanced configurations with identical RDIMMs for best performance and to avoid potential boot or performance issues.
Q
How do I optimize performance with HP 726719-B21 modules?
A
Populate memory channels evenly, use matched DIMMs, enable BIOS performance tuning settings, and ensure firmware is up to date.
Q
Is this DIMM hot-swappable in HP servers?
A
No, RDIMMs are not hot-swappable. Power down the server before installing or replacing the HP 726719-B21 module.
Q
Where can I purchase genuine HP spare 774172-001 memory?
A
Purchase from authorized HP resellers, the official HP Parts Store, or verified enterprise hardware distributors to ensure authenticity.
Q
What are the power and thermal characteristics of this DIMM?
A
Each 16GB DDR4 PC4-2133P-R DIMM operates at 1.2V with typical idle power around 1.5W and maximum power under load up to 3.6W.
