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838083-B21
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- HPE 32GB 2Rx4 PC4-2666V-R Smart Kit
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Extended protection, enterprise-grade.
All enterprise hardware is backed by a 3-year warranty — triple the industry standard — covering defects under normal use.
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If a hardware issue is confirmed, we’ll repair or replace the unit. Replacement parts carry either original or 3-month coverage.
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Once an RMA is approved, return the defective unit within 10 days. We handle the rest — no service gaps.
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In some regions, return-to-factory or remote service may apply. On-site service depends on infrastructure availability.
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Covered for any early faults.
All equipment includes a 30-day replacement warranty. If something goes wrong, we’ll repair or swap it — fast.
Replacements shipped in 10 days or less.
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Just ensure all accessories and original packaging are intact — we’ll take care of the technical validation.
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838083-B21 Overview
838083-B21 is a DDR4 memory module packaged in a UDIMM form factor and engineered for desktop systems. It operates at a speed of 3200 MHz with a CAS latency of CL16, runs at 1.35V, and is available as a 16 GB module in a Single Channel kit configuration. This module is non-ECC and unbuffered, and it comes equipped with an integrated heatspreader.
838083-B21 is purpose-built for high-performance gaming, workstation, and server builds, ensuring reliable compatibility with modern desktop platforms. Enhancing its appeal further, it supports Intel XMP 2.0 for easy overclocking and delivers clean aesthetics by foregoing RGB lighting.
What is the price of 838083-B21?
Pricing for 838083-B21 is available on request. Get immediate quote or for exclusive discounts, opt for bulk quotation for 838083-B21.
Explore more options from Computer Memory & Ram or explore other Hpe products.
838083-B21 Specifications
| Product Type | Computer Memory |
| Memory Type | DDR4 |
| Capacity | 16 GB |
| Compatible Platforms | Desktop |
| Compatible Systems | Workstation |
| Form Factor | UDIMM |
| Kit Configuration | Single 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 | Intel 12th Gen |
| AMD Platform Support | AMD Ryzen 5000 |
| Use Case | Gaming |
| Product Name | 838083-B21 DDR4 16GB UDIMM |
| Height | 1.4 inches |
| Width | 5.3 inches |
| Depth | 0.2 inches |
| Weight | 0.3 lbs |
838083-B21 Use Case
Virtual Desktop Infrastructure Optimization with HPE ProLiant and 838083-B21 32GB Smart Kits
A mid-sized financial services firm upgrades its HPE ProLiant DL380 Gen10 servers with HPE Smart Kit 838083-B21 (32GB 2Rx4 PC4-2666V-R ECC Registered DIMMs) to power a Citrix XenDesktop VDI environment. The memory boost drives a 30% increase in concurrent VM density, cuts user login latency by 40%, and lowers total cost of ownership via improved performance-per-watt.
In-Memory Analytics Acceleration on SAP HANA with HPE ProLiant and 838083-B21 Modules
A global retailer scales its SAP HANA in-memory data warehouse by installing HPE Smart Kit 838083-B21 (32GB DDR4-2666V-R ECC RDIMMs) in HPE ProLiant DL360 Gen10 servers. This upgrade delivers 50% faster complex query performance, real-time inventory insights, and 99.9% SLA compliance—empowering data-driven decisions and boosting customer satisfaction.
High-Performance Computing Throughput & Reliability on HPE Apollo with 838083-B21 Memory
An engineering research lab running CFD and FEA workloads on HPE Apollo 2000 series servers integrates HPE Smart Kit 838083-B21 (32GB 2Rx4 PC4-2666V-R ECC Registered DIMMs) to maximize node memory capacity. The result is 25% higher simulation throughput, robust ECC error protection, and consistent 24/7 reliability for mission-critical R&D compute tasks.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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|---|---|---|---|---|---|
| AMD Platform Support | N/A | AMD Ryzen 5000 | AMD Ryzen 5000 | AMD Ryzen 5000 | AMD Ryzen 5000 |
| Capacity | 8 GB | 16 GB | 16 GB | 8 GB | 16 GB |
| CAS Latency (CL) | CL19 | CL16 | CL16 | CL16 | CL16 |
| Compatible Platforms | Laptop | Desktop | Desktop | Desktop | Desktop |
| Compatible Systems | N/A | Workstation | N/A | Workstation | Workstation |
| Depth | 1.18 inches | 0.5 inches | 0.5 inches | 0.5 inches | 0.2 inches |
| ECC Support | No | No | No | No | No |
| Form Factor | SODIMM | UDIMM | UDIMM | UDIMM | UDIMM |
| Heatsink / Heatspreader | No | Yes | Yes | Yes | Yes |
| Height | 0.19 inches | 1.2 inches | 1.4 inches | 1.2 inches | 1.4 inches |
| Intel Platform Support | N/A | Intel 12th Gen | Intel 12th Gen | Intel 12th Gen | Intel 12th Gen |
| Kit Configuration | Single Channel | Dual Channel | Dual Channel | Dual Channel | Single Channel |
| Memory Type | DDR4 | DDR4 | DDR4 | DDR4 | DDR4 |
| Operating Temperature | N/A | N/A | N/A | N/A | N/A |
| Product Name | 876181-B21 DDR4 SODIMM Memory Module | 862976-B21 16GB DDR4 UDIMM Memory Kit | 845264-B21 DDR4 16GB Dual Channel Memory Module | 838079-B21 High Performance DDR4 Memory Module | 838083-B21 DDR4 16GB UDIMM |
| 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 | 2666 MHz | 3200 MHz | 3200 MHz | 3200 MHz | 3200 MHz |
| Use Case | General Use | Gaming | Gaming | Workstation | Gaming |
| Voltage | 1.2V | 1.35V | 1.35V | 1.35V | 1.35V |
| Weight | 0.1 lbs | 0.2 lbs | 0.35 lbs | 0.3 lbs | 0.3 lbs |
| Width | 2.66 inches | 5.3 inches | 5.3 inches | 5.3 inches | 5.3 inches |
| XMP Support | No | 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 HPE 32GB 2Rx4 PC4-2666V-R Smart Kit (SKU: 838083-B21)?
A
It is a 32 GB DDR4 registered DIMM (RDIMM) module running at 2,666 MT/s with ECC for HPE ProLiant servers.
Q
Which HPE servers support the 838083-B21 Smart Kit?
A
This module is certified for HPE ProLiant Gen10 and Gen11 DL, ML and XL-series servers that accept DDR4 RDIMMs.
Q
What memory type and form factor does this kit use?
A
The 838083-B21 is a 288-pin DDR4 RDIMM optimized for server motherboards requiring registered memory.
Q
What does PC4-2666V-R mean for this memory kit?
A
PC4-2666V indicates DDR4 at 2,666 MT/s, and the “R” denotes registered (RDIMM) with ECC support.
Q
Is the HPE 32GB Smart Kit equipped with ECC?
A
Yes; it features error-correcting code (ECC) to detect and correct single‐bit memory errors.
Q
How many ranks and data width does this module have?
A
The kit is dual-rank (2Rx4) with a x4 data organization for balanced performance and capacity.
Q
Can I mix this RDIMM with UDIMM or LRDIMM modules?
A
No; mixing RDIMMs with UDIMMs or LRDIMMs is not supported and may cause system instability.
Q
What warranty does HPE provide for SKU 838083-B21?
A
HPE offers a limited lifetime warranty on genuine HPE memory modules when installed in an HPE server.
Q
Does the 838083-B21 Smart Kit support HPE SmartMemory features?
A
Yes; it is fully validated as HPE SmartMemory for enhanced system tuning and reliability.
Q
What are the benefits of using an HPE Smart Kit versus third-party memory?
A
HPE Smart Kits deliver optimized performance, proactive error detection, and full server integration.
Q
How do I install the HPE 32GB 2Rx4 PC4-2666V-R Smart Kit?
A
Power off the server, install the RDIMM into the correct DIMM slot per QuickSpecs, then reboot.
Q
Can I use this module in virtualization environments?
A
Yes; it’s certified for HPE servers running VMware ESXi, Microsoft Hyper-V and other hypervisors.
Q
What impact does this memory kit have on server performance?
A
It increases available system memory bandwidth and capacity, improving application responsiveness.
Q
What is the operating voltage for the 838083-B21 module?
A
This RDIMM operates at 1.2 V, meeting DDR4 industry standard specifications.
Q
How many modules are included in one HPE 838083-B21 Smart Kit?
A
Each SKU 838083-B21 Smart Kit ships with a single 32 GB RDIMM module.
Q
Where can I find technical documentation for this memory kit?
A
Refer to the HPE ProLiant server QuickSpecs and product bulletin on HPE’s support website.
