AMD EPYC 7763 vs AMD EPYC 7453

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CPU comparison with benchmarks


AMD EPYC 7763 CPU1 vs CPU2 AMD EPYC 7453
AMD EPYC 7763 AMD EPYC 7453

CPU comparison

AMD EPYC 7763 or AMD EPYC 7453 - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.

The AMD EPYC 7763 has 64 cores with 128 threads and clocks with a maximum frequency of 3.50 GHz. Up to 4096 GB of memory is supported in 8 memory channels. The AMD EPYC 7763 was released in Q1/2021.

The AMD EPYC 7453 has 28 cores with 56 threads and clocks with a maximum frequency of 3.45 GHz. The CPU supports up to 4096 GB of memory in 8 memory channels. The AMD EPYC 7453 was released in Q1/2021.
AMD EPYC (129) Family AMD EPYC (129)
AMD EPYC 7003 (29) CPU group AMD EPYC 7003 (29)
3 Generation 3
Milan (Zen 3) Architecture Milan (Zen 3)
Desktop / Server Segment Desktop / Server
AMD EPYC 7662 Predecessor AMD EPYC 7452
-- Successor --

CPU Cores and Base Frequency

The AMD EPYC 7763 is a 64 core processor with a clock frequency of 2.45 GHz (3.50 GHz). The AMD EPYC 7453 has 28 CPU cores with a clock frequency of 2.75 GHz (3.45 GHz).
AMD EPYC 7763 Characteristic AMD EPYC 7453
64 Cores 28
128 Threads 56
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? No
2.45 GHz Frequency 2.75 GHz
3.50 GHz Turbo Frequency (1 Core) 3.45 GHz
3.20 GHz Turbo Frequency (All Cores) 3.25 GHz

Artificial Intelligence and Machine Learning

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.
AMD EPYC 7763 Characteristic AMD EPYC 7453
-- AI hardware --
-- AI specifications --

Internal Graphics

The integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs.
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

The AMD EPYC 7763 supports a maximum of 4096 GB of memory in 8 memory channels. The AMD EPYC 7453 can connect up to 4096 GB of memory in 8 memory channels.
AMD EPYC 7763 Characteristic AMD EPYC 7453
DDR4-3200 Memory DDR4-3200
4096 GB Max. Memory 4096 GB
8 (Octa Channel) Memory channels 8 (Octa Channel)
204.8 GB/s Max. Bandwidth 204.8 GB/s
Yes ECC Yes
-- L2 Cache --
256.00 MB L3 Cache 64.00 MB
4.0 PCIe version 4.0
128 PCIe lanes 128
252.0 GB/s PCIe Bandwidth 252.0 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD EPYC 7763 has a TDP of 280 W, that of the AMD EPYC 7453 is 225 W.
AMD EPYC 7763 Characteristic AMD EPYC 7453
280 W TDP (PL1 / PBP) 225 W
-- TDP (PL2) --
-- TDP up 240 W
225 W TDP down --
-- Tjunction max. --

Technical details

The AMD EPYC 7763 has a 256.00 MB cache, while the AMD EPYC 7453 cache has a total of 64.00 MB.
AMD EPYC 7763 Characteristic AMD EPYC 7453
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
Q1/2021 Release date Q1/2021
7890 $ Release price 1570 $
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 3 CPU benchmarks
AMD EPYC 7763 (100%)
AMD EPYC 7453 (95%)
⌀ Multi core performance in 3 CPU benchmarks
AMD EPYC 7763 (100%)
AMD EPYC 7453 (61%)

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 7763 AMD EPYC 7763
64C 128T @ 3.50 GHz
1298 (100%)
AMD EPYC 7453 AMD EPYC 7453
28C 56T @ 3.45 GHz
1277 (98%)

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 7763 AMD EPYC 7763
64C 128T @ 3.50 GHz
1305 (100%)
AMD EPYC 7453 AMD EPYC 7453
28C 56T @ 3.45 GHz
1285 (98%)

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 7763 AMD EPYC 7763
64C 128T @ 3.20 GHz
43120 (100%)
AMD EPYC 7453 AMD EPYC 7453
28C 56T @ 3.25 GHz
22896 (53%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
AMD EPYC 7763 AMD EPYC 7763
64C 128T @ 3.50 GHz
1612 (100%)
AMD EPYC 7453 AMD EPYC 7453
28C 56T @ 3.45 GHz
1448 (90%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
AMD EPYC 7763 AMD EPYC 7763
64C 128T @ 3.20 GHz
16042 (100%)
AMD EPYC 7453 AMD EPYC 7453
28C 56T @ 3.25 GHz
11589 (72%)

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 7763 AMD EPYC 7763
64C 128T @ 3.20 GHz
85923 (100%)
AMD EPYC 7453 AMD EPYC 7453
28C 56T @ 3.25 GHz
50214 (58%)

Cinebench R23 (Multi-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 multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
AMD EPYC 7763 AMD EPYC 7763
64C 128T @ 3.20 GHz
61455 (100%)
AMD EPYC 7453 AMD EPYC 7453
28C 56T @ 3.25 GHz
0 (0%)

Devices using this processor
AMD EPYC 7763 AMD EPYC 7453
Unknown Unknown

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