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Reliable processor for general enterprise use.
825948-B21
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HPE XL2x0 Gen9 E5-2640v4 Kit
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825948-B21
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- HPE XL2x0 Gen9 E5-2640v4 Kit
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825948-B21 Overview
825948-B21 is an Intel 12th Gen Alder Lake processor designed for desktop platforms with a LGA 1700 socket. It features 12 cores and 20 threads, a base clock of 3.6 GHz and a maximum boost clock of 5.0 GHz, supported by 12 MB of L2 cache and 20 MB of L3 cache, a TDP of 125W, and overclocking support for extra performance.
This processor integrates Intel UHD Graphics 770 with a base graphics frequency of 300 MHz and a maximum dynamic frequency of 1300 MHz, paired with dual-channel DDR5 memory support and PCIe 5.0 connectivity. Compatible with leading chipsets, it is engineered for demanding use cases spanning gaming, workstation, and server environments while also supporting Intel VT-x virtualization technology.
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825948-B21 Specifications
- Product Type
- Processors
- Brand
- Intel
- Series
- Intel Core
- Category
- Desktop
- Max Memory Support
- 128 GB
- Memory Type Support
- DDR5
- Generation
- Intel 12th Gen
- Architecture
- Alder Lake
- ECC Support
- No
- Security Features
- None
- CPU Socket
- LGA 1700
- Instruction Set Extensions
- AVX2
- Virtualization Support
- Intel VT-x
- Cores
- 12
- Threads
- 20
- Base Clock
- 3.6
- Max Boost Clock
- 5.0
- Overclocking Support
- Yes
- L2 Cache
- 12
- L3 Cache
- 20
- TDP
- 125W
- Integrated Graphics
- Intel UHD Graphics 770
- Graphics Base Frequency
- 300
- Graphics Max Dynamic Frequency
- 1300
- Memory Channels
- Dual
- PCIe Version
- PCIe 5.0
- Unlocked
- Yes
- Cooler Included
- No
- Use Case
- Gaming
- Product Name
- Intel Core i7-12700K
- Height
- 0.6
- Width
- 1.5
- Depth
- 1.5
- Weight
- 0.25
825948-B21 Use Case
Virtualization Consolidation for Enterprise Data Centers
In a VMware vSphere-powered enterprise data center, upgrading 2U ProLiant servers with the HPE XL2x0 Gen9 E5-2640v4 Kit consolidates up to 60 virtual machines per node. Dual Intel Xeon E5-2640v4 CPUs (20 cores, 40 threads) deliver 30% higher VM density and 18% lower power draw, optimizing rack utilization, cutting operational costs, and sustaining 99.99% SLA uptime.
High-Performance OLTP Database Acceleration
For mission-critical SQL Server and Oracle OLTP clusters, integrating the HPE XL2x0 Gen9 E5-2640v4 Kit reduces transaction latency by 25% and boosts throughput by 40%. Dual 10-core Intel Xeon processors with 3.4 GHz Turbo achieve up to 1.2 million transactions per hour, ensuring sub-millisecond response for global e-commerce and financial services.
Real-Time Big Data Analytics on Hadoop Clusters
In a Hadoop/Spark environment powering real-time analytics, deploying the HPE XL2x0 Gen9 E5-2640v4 Kit on each node accelerates MapReduce and streaming ETL by 50%. Dual Xeon E5-2640v4 CPUs (40 threads) slash job runtimes from hours to under 90 minutes, delivering faster insights for retail personalization and IoT telemetry.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| 825948-B21 |  879595-B21 |  803309-L21 |  874286-B21 |  825944-B21 | |
|---|---|---|---|---|---|
| Product Type | Processors | Processors | Processors | Processors | Processors |
| Brand | Intel | Intel | Intel | Intel | Intel |
| Series | Intel Core | Intel Core | Intel Core | Intel Core | Intel Core |
| Category | Desktop | Desktop | Desktop | Desktop | Desktop |
| Max Memory Support | 128 GB | 128 GB | 128 GB | 128 GB | 128 GB |
| Memory Type Support | DDR5 | DDR4 | DDR4 & DDR5 | DDR4 & DDR5 | DDR4 |
| Generation | Intel 12th Gen | Intel 12th Gen | Intel 13th Gen | Intel 13th Gen | Intel 13th Gen |
| Architecture | Alder Lake | Alder Lake | Raptor Lake | Raptor Lake | Raptor Lake |
| ECC Support | No | No | No | No | No |
| Security Features | None | SGX | SGX | None | SGX |
| CPU Socket | LGA 1700 | LGA 1700 | LGA 1700 | LGA 1700 | LGA 1700 |
| Instruction Set Extensions | AVX2 | AVX2 | AVX2 | AVX-512 | AVX2 |
| Virtualization Support | Intel VT-x | Intel VT-x / Intel VT-d | Intel VT-x | Intel VT-x | Intel VT-x |
| Cores | 12 | 8 | 16 | 16 | 8 |
| Threads | 20 | 16 | 24 | 24 | 16 |
| Base Clock | 3.6 | 3.6 | 3.4 GHz | 3.4 GHz | 3.8 |
| Max Boost Clock | 5.0 | 5.0 | 5.2 GHz | 5.2 GHz | 5.2 |
| Overclocking Support | Yes | Yes | Yes | Yes | Yes |
| L2 Cache | 12 | 4 | 24 MB | 16 | 4 |
| L3 Cache | 20 | 16 | 30 MB | 30 | 24 |
| TDP | 125W | 125W | 125W | 125W | 125W |
| Integrated Graphics | Intel UHD Graphics 770 | Intel UHD Graphics 770 | Intel UHD Graphics 770 | Intel UHD Graphics 770 | Intel UHD Graphics 770 |
| Graphics Base Frequency | 300 | 350 | 350 MHz | 350 MHz | 300 |
| Graphics Max Dynamic Frequency | 1300 | 1200 | 1300 MHz | 1200 MHz | 1350 |
| Memory Channels | Dual | Dual | Dual | Dual | Dual |
| PCIe Version | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 |
| Unlocked | Yes | Yes | Yes | Yes | Yes |
| Cooler Included | No | No | No | No | No |
| Use Case | Gaming | Gaming | Gaming | Gaming | Gaming / Workstation |
| Product Name | Intel Core i7-12700K | 879595-B21 Processor | 803309-L21 | Intel Core i7-13700K Processor | 825944-B21 |
| Height | 0.6 | 1.5 | 0.14 inches | N/A | N/A |
| Width | 1.5 | 1.4 | 1.57 inches | N/A | N/A |
| Depth | 1.5 | 1.4 | 1.57 inches | N/A | N/A |
| Weight | 0.25 | 0.5 | 0.31 lbs | N/A | N/A |
Reviews & Ratings
P
Paul Henderson
4
Stable operation with no compatibility issues.
M
Mark Benton
5
Good efficiency for Gen9 systems.
J
James Whitman
4
Handled daily workloads smoothly.
O
Oliver Grant
4
Dependable CPU for production environments.
Questions & Answers
What is the HPE XL2x0 Gen9 E5-2640v4 Kit?
The HPE XL2x0 Gen9 E5-2640v4 Kit is a dual-processor upgrade pack featuring two Intel Xeon E5-2640 v4 CPUs designed for ProLiant Gen9 servers.
Which HPE ProLiant servers are compatible with the E5-2640v4 Kit?
The kit is fully compatible with HPE ProLiant DL360 Gen9, DL380 Gen9, DL560 Gen9, and DL580 Gen9 series servers.
How many cores and threads does the E5-2640 v4 processor have?
Each Intel Xeon E5-2640 v4 processor provides 10 cores and 20 threads, delivering efficient multi-threaded performance.
What are the base and maximum turbo clock speeds of the E5-2640 v4?
The processor runs at a base clock of 2.4 GHz and can turbo boost up to 3.4 GHz under thermal and power headroom.
What is the thermal design power (TDP) of the E5-2640 v4 CPU?
The Intel Xeon E5-2640 v4 has a TDP of 90 W, balancing performance with energy efficiency for data-center workloads.
Does the 825948-B21 kit include both CPUs and necessary accessories?
Yes, SKU 825948-B21 includes two Intel Xeon E5-2640 v4 processors and the required retention brackets; heatsinks must be ordered separately if not already installed.
How much system memory can the E5-2640v4 platform support?
When paired with HPE Gen9 servers, the kit supports up to 1.5 TB of DDR4 Registered DIMMs across 24 DIMM slots.
What memory type and speeds are supported by the E5-2640v4 kit?
The platform supports DDR4 RDIMMs and LRDIMMs at speeds up to 2400 MT/s, depending on configuration and memory population.
How straightforward is the installation process for this kit?
Installation is tool-less when using HPE QuickTool rails; you simply power down the server, replace the CPUs, update firmware, and power up.
What are the primary use cases for the HPE XL2x0 Gen9 E5-2640v4 Kit?
This kit is ideal for virtualization, database processing, web hosting, and general-purpose enterprise applications requiring balanced compute and memory capacity.
Does the E5-2640 v4 support Hyper-Threading and Intel Turbo Boost?
Yes, Intel Hyper-Threading doubles thread counts per core, and Turbo Boost dynamically increases clock speeds for burst workloads.
What warranty coverage is included with SKU 825948-B21?
HPE provides a standard three-year limited warranty on the processors when installed in an HPE ProLiant Gen9 server.
How does the E5-2640 v4 compare to the E5-2640 v3 processor?
Compared to v3, the v4 offers 200 MHz higher base clock, improved 14 nm architecture efficiency, and extended memory bandwidth.
Can the HPE XL2x0 Gen9 E5-2640v4 Kit handle heavy virtualization workloads?
Yes, its 10-core, 20-thread design and large memory capacity make it well-suited for VMware, Hyper-V, and containerized environments.
Does HPE release firmware or microcode updates for the E5-2640 v4 processors?
HPE regularly publishes BIOS and firmware updates on the HPE Support portal to optimize performance and security for the E5-2640 v4.