AMD Epyc 7742 vs. AMD Epyc 7451

CPU comparison with benchmarks


AMD Epyc 7742 CPU1 vs CPU2 AMD Epyc 7451
AMD Epyc 7742 AMD Epyc 7451
2.25 GHz Frequency 2.30 GHz
3.40 GHz Turbo (1 Core) 3.20 GHz
2.80 GHz Turbo (All Cores) 2.90 GHz
64 Cores 24
Yes Hyperthreading Yes
No Overclocking ? No
normal Core architecture normal
GPU
GPU frequency
GPU (Turbo)
GPU Generation
Technology
DirectX Version
Max. displays
Execution units
Shader
Max. GPU Memory
No Codec h264 No
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
No Codec VP8 No
No Codec VP9 No
No Codec AV1 No
No Codec VC-1 No
No Codec AVC No
No Codec JPEG No
Rome (Zen 2) Architecture Zen
DDR4-3200 Memory DDR4-2666
8 Memory channels 8
Max. Memory
Yes ECC Yes
L2 Cache
256.00 MB L3 Cache 64.00 MB
4.0 PCIe version 3.0
128 PCIe lanes 128
7 nm Technology 14 nm
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SP3 Socket SP3
225W TDP (PL1) 180W
Yes AES-NI Yes
AMD-V, SEV Virtualization AMD-V, SEV
Q3/2019 Release date Q3/2017
show more data show more data


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 7742 AMD Epyc 7742
64x 2.25 GHz (3.40 GHz) HT
398 (100%)
Amazon
AMD Epyc 7451 AMD Epyc 7451
24x 2.30 GHz (3.20 GHz) HT
317 (80%)
Amazon



Cinebench R20 (Multi-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 multi-core test involves all CPU cores and taks a big advantage of hyperthreading.

AMD Epyc 7742 AMD Epyc 7742
64x 2.25 GHz (3.40 GHz) HT
20644 (100%)
Amazon
AMD Epyc 7451 AMD Epyc 7451
24x 2.30 GHz (3.20 GHz) HT
6768 (33%)
Amazon



Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 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 7742 AMD Epyc 7742
64x 2.25 GHz (3.40 GHz) HT
0 (0%)
Amazon
AMD Epyc 7451 AMD Epyc 7451
24x 2.30 GHz (3.20 GHz) HT
141 (100%)
Amazon



Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 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 7742 AMD Epyc 7742
64x 2.25 GHz (3.40 GHz) HT
0 (0%)
Amazon
AMD Epyc 7451 AMD Epyc 7451
24x 2.30 GHz (3.20 GHz) HT
3277 (100%)
Amazon



Geekbench 3, 64bit (Single-Core)

Geekbench 3 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 7742 AMD Epyc 7742
64x 2.25 GHz (3.40 GHz) HT
0 (0%)
Amazon
AMD Epyc 7451 AMD Epyc 7451
24x 2.30 GHz (3.20 GHz) HT
3763 (100%)
Amazon



Geekbench 3, 64bit (Multi-Core)

Geekbench 3 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 7742 AMD Epyc 7742
64x 2.25 GHz (3.40 GHz) HT
0 (0%)
Amazon
AMD Epyc 7451 AMD Epyc 7451
24x 2.30 GHz (3.20 GHz) HT
56954 (100%)
Amazon



Cinebench R11.5, 64bit (Single-Core)

Cinebench 11.5 is based on the Cinema 4D Suite, a software that is popular to generate forms and other stuff in 3D. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.

AMD Epyc 7742 AMD Epyc 7742
64x 2.25 GHz (3.40 GHz) HT
0 (0%)
Amazon
AMD Epyc 7451 AMD Epyc 7451
24x 2.30 GHz (3.20 GHz) HT
1.73 (100%)
Amazon



Cinebench R11.5, 64bit (Multi-Core)

Cinebench 11.5 is based on the Cinema 4D Suite, a software that is popular to generate forms and other stuff in 3D. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.

AMD Epyc 7742 AMD Epyc 7742
64x 2.25 GHz (3.40 GHz) HT
0 (0%)
Amazon
AMD Epyc 7451 AMD Epyc 7451
24x 2.30 GHz (3.20 GHz) HT
33.18 (100%)
Amazon



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 7742 AMD Epyc 7742
64x 2.25 GHz (3.40 GHz) HT
47359 (100%)
Amazon
AMD Epyc 7451 AMD Epyc 7451
24x 2.30 GHz (3.20 GHz) HT
21065 (44%)
Amazon



Devices using this processorDevices using this processor

AMD Epyc 7742 AMD Epyc 7451
Unknown Unknown

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