AMD EPYC 7252 vs AMD EPYC 7663

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CPU comparison with benchmarks


AMD EPYC 7252 CPU1 vs CPU2 AMD EPYC 7663
AMD EPYC 7252 AMD EPYC 7663

CPU comparison

In this CPU comparison, we compare the AMD EPYC 7252 and the AMD EPYC 7663 and use benchmarks to check which processor is faster.

We compare the AMD EPYC 7252 8 core processor released in Q3/2019 with the AMD EPYC 7663 which has 56 CPU cores and was introduced in Q1/2021.
AMD EPYC (129) Family AMD EPYC (129)
AMD EPYC 7002 (24) CPU group AMD EPYC 7003 (29)
2 Generation 3
Rome (Zen 2) Architecture Milan (Zen 3)
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The AMD EPYC 7252 is a 8 core processor with a clock frequency of 3.10 GHz (3.20 GHz). The processor can compute 16 threads at the same time. The AMD EPYC 7663 clocks with 2.00 GHz (3.50 GHz), has 56 CPU cores and can calculate 112 threads in parallel.

AMD EPYC 7252 Characteristic AMD EPYC 7663
8 Cores 56
16 Threads 112
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? No
3.10 GHz Frequency 2.00 GHz
3.20 GHz Turbo Frequency (1 Core) 3.50 GHz
3.20 GHz Turbo Frequency (All Cores) 3.00 GHz

NPU AI performance

The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.

AMD EPYC 7252 Characteristic AMD EPYC 7663
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback.

no iGPU GPU no iGPU
GPU frequency --
-- GPU (Turbo) --
-- GPU Generation --
Technology
Max. displays
-- Compute units --
-- Shader --
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory --
-- DirectX Version --

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.

no iGPU GPU no iGPU
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
No Codec h264 No
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
No Codec AVC No
No Codec VC-1 No
No Codec JPEG No

Memory & PCIe

Up to GB of memory in a maximum of 8 memory channels is supported by the AMD EPYC 7252, while the AMD EPYC 7663 supports a maximum of 4096 GB of memory with a maximum memory bandwidth of 204.8 GB/s enabled.

AMD EPYC 7252 Characteristic AMD EPYC 7663
DDR4-3200 Memory DDR4-3200
Max. Memory 4096 GB
8 (Octa Channel) Memory channels 8 (Octa Channel)
51.2 GB/s Max. Bandwidth 204.8 GB/s
Yes ECC Yes
-- L2 Cache --
64.00 MB L3 Cache 256.00 MB
4.0 PCIe version 4.0
128 PCIe lanes 128
252.0 GB/s PCIe Bandwidth 252.0 GB/s

Thermal Management

The AMD EPYC 7252 has a TDP of 120 W. The TDP of the AMD EPYC 7663 is 240 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

AMD EPYC 7252 Characteristic AMD EPYC 7663
120 W TDP (PL1 / PBP) 240 W
-- TDP (PL2) --
-- TDP up --
-- TDP down 225 W
-- Tjunction max. --

Technical details

The AMD EPYC 7252 has 64.00 MB cache and is manufactured in 7 nm. The cache of AMD EPYC 7663 is at 256.00 MB. The processor is manufactured in 7 nm.

AMD EPYC 7252 Characteristic AMD EPYC 7663
7 nm Technology 7 nm
Chiplet Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 ISA extensions SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
SP3 Socket SP3
AMD-V, SVM Virtualization AMD-V, SVM
Yes AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Linux
Q3/2019 Release date Q1/2021
790 $ Release price 6366 $
show more data show more data


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Here you can rate the AMD EPYC 7663 to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
AMD EPYC 7252 (77%)
AMD EPYC 7663 (100%)
⌀ Multi core performance in 0 CPU benchmarks
AMD EPYC 7252 (0%)
AMD EPYC 7663 (0%)

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
AMD EPYC 7252 AMD EPYC 7252
8C 16T @ 3.20 GHz
1004 (77%)
AMD EPYC 7663 AMD EPYC 7663
56C 112T @ 3.50 GHz
1298 (100%)

Cinebench R23 (Single-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
AMD EPYC 7252 AMD EPYC 7252
8C 16T @ 3.20 GHz
0 (0%)
AMD EPYC 7663 AMD EPYC 7663
56C 112T @ 3.50 GHz
1298 (100%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
AMD EPYC 7252 AMD EPYC 7252
8C 16T @ 3.20 GHz
9264 (100%)
AMD EPYC 7663 AMD EPYC 7663
56C 112T @ 3.00 GHz
0 (0%)

Cinebench R20 (Single-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
AMD EPYC 7252 AMD EPYC 7252
8C 16T @ 3.20 GHz
372 (100%)
AMD EPYC 7663 AMD EPYC 7663
56C 112T @ 3.50 GHz
0 (0%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
AMD EPYC 7252 AMD EPYC 7252
8C 16T @ 3.20 GHz
19617 (100%)
AMD EPYC 7663 AMD EPYC 7663
56C 112T @ 3.00 GHz
0 (0%)

Devices using this processor

AMD EPYC 7252 AMD EPYC 7663
Unknown Unknown

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