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P08156-L21 |
Description: | HPE XL270d Gen10 Intel Xeon-Gold 6144 (3.5GHz/8-core/150W) FIO Processor Kit |
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P08156-L21 Overview
P08156-L21 is an Intel Xeon processor from the Intel 14th Gen series, built on the Raptor Lake architecture and designed for the LGA 4189 socket. It offers 16 cores and 32 threads with a base clock of 2.5 GHz and a boost clock of 4.0 GHz, paired with an 8 MB L2 cache and a 24 MB L3 cache, and operates at a TDP of 125W.
This processor does not include integrated graphics and supports ECC DDR4 memory with quad-channel configuration up to 512 GB capacity. Equipped with PCIe 4.0, it provides high-speed connectivity and robust virtualization support through AVX-512 and SGX security features, making it ideally suited for demanding server workloads in data centers and enterprise environments.
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P08156-L21 Specifications
Product Type | Processors |
Brand | Intel |
Series | Intel Xeon |
Category | Server |
Max Memory Support | 512 GB |
Memory Type Support | ECC DDR4 |
Generation | Intel 14th Gen |
Architecture | Raptor Lake |
ECC Support | Yes |
Security Features | SGX |
CPU Socket | LGA 4189 |
Instruction Set Extensions | AVX-512 |
Virtualization Support | Intel VT-x |
Cores | 16 |
Threads | 32 |
Base Clock | 2.5 |
Max Boost Clock | 4.0 |
Overclocking Support | No |
L2 Cache | 8 |
L3 Cache | 24 |
TDP | 125W |
Integrated Graphics | None |
Graphics Base Frequency | N/A |
Graphics Max Dynamic Frequency | N/A |
Memory Channels | Quad |
PCIe Version | PCIe 4.0 |
Unlocked | No |
Cooler Included | No |
Use Case | Server |
Product Name | Intel Xeon P08156-L21 |
Height | 1.5 inches |
Width | 0.8 inches |
Depth | 1.8 inches |
Weight | 0.2 lbs |
Quality Certifications
To get the detailed certification, please go to the Compliance Center.







Product Comparison Table
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Architecture | Alder Lake | Raptor Lake | Raptor Lake | Alder Lake | Raptor Lake |
Base Clock | 3.6 GHz | 2.5 | 3.6 GHz | 3.6 | 3.4 GHz |
Brand | Intel | Intel | Intel | Intel | Intel |
Category | Desktop | Server | Desktop | Desktop | Desktop |
Cooler Included | No | No | No | No | No |
Cores | 8 | 16 | 8 | 12 | 16 |
CPU Socket | LGA 1700 | LGA 4189 | LGA 1700 | LGA 1700 | LGA 1700 |
Depth | 1.0 inches | 1.8 inches | 1.48 inches | N/A | 1.5 inches |
ECC Support | No | Yes | No | No | No |
Generation | Intel 12th Gen | Intel 14th Gen | Intel 13th Gen | Intel 12th Gen | Intel 13th Gen |
Graphics Base Frequency | 350 MHz | N/A | 350 MHz | 350 | 350 MHz |
Graphics Max Dynamic Frequency | 1100 MHz | N/A | 1050 MHz | 1150 | 1200 MHz |
Height | 1.4 inches | 1.5 inches | 0.16 inches | N/A | 0.16 inches |
Instruction Set Extensions | AVX2 | AVX-512 | AVX / AVX2 / AVX-512 | AVX2 | AVX2 |
Integrated Graphics | Intel UHD Graphics 770 | None | Intel UHD Graphics 770 | Intel UHD Graphics 770 | Intel UHD Graphics 770 |
L2 Cache | 8 MB | 8 | 4 MB | 12 | 24 MB |
L3 Cache | 16 MB | 24 | 16 MB | 25 | 30 MB |
Max Boost Clock | 4.9 GHz | 4.0 | 5.0 GHz | 5.0 | 5.4 GHz |
Max Memory Support | 128 GB | 512 GB | 128 GB | 128 GB | 128 GB |
Memory Channels | Dual | Quad | Dual | Dual | Dual |
Memory Type Support | DDR4 & DDR5 | ECC DDR4 | DDR4 & DDR5 | DDR4 & DDR5 | DDR4 & DDR5 |
Overclocking Support | Yes | No | Yes | Yes | Yes |
PCIe Version | PCIe 5.0 | PCIe 4.0 | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 |
Product Name | Intel Core i7-12700K Processor | Intel Xeon P08156-L21 | Intel Core i7-13700K 878143-L21 Edition | Intel Core i7-12700K | Intel Core i7-13700K |
Product Type | Processors | Processors | Processors | Processors | Processors |
Security Features | SGX | SGX | SGX | None | SGX |
Series | Intel Core | Intel Xeon | Intel Core | Intel Core | Intel Core |
TDP | 125W | 125W | 125W | 125W | 125W |
Threads | 16 | 32 | 16 | 20 | 24 |
Unlocked | Yes | No | Yes | Yes | Yes |
Use Case | Gaming / Workstation | Server | Gaming / Workstation / Server | Gaming | Gaming / Workstation |
Virtualization Support | Intel VT-x / Intel VT-d | Intel VT-x | Intel VT-x | Intel VT-x | Intel VT-x |
Weight | 0.5 lbs | 0.2 lbs | 0.25 lbs | N/A | 0.28 lbs |
Width | 1.5 inches | 0.8 inches | 1.48 inches | N/A | 1.5 inches |
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