AMD Epyc 7642 vs. AMD Epyc 7643

CPU comparison with benchmarks


AMD Epyc 7642 CPU1 vs CPU2 AMD Epyc 7643
AMD Epyc 7642 AMD Epyc 7643
2.30 GHz Frequency 2.30 GHz
3.30 GHz Turbo (1 Core) 3.60 GHz
2.80 GHz Turbo (All Cores) 3.40 GHz
48 Cores 48
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 Milan (Zen 3)
DDR4-3200 Memory DDR4-3200
8 Memory channels 8
Max. Memory
Yes ECC Yes
L2 Cache
256.00 MB L3 Cache 256.00 MB
4.0 PCIe version 4.0
128 PCIe lanes 128
7 nm Technology 7 nm
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SP3 Socket SP3
225W TDP (PL1) 280W
Yes AES-NI Yes
AMD-V, SEV Virtualization AMD-V, SEV
Q3/2019 Release date Q1/2021
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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 7642 AMD Epyc 7642
48x 2.30 GHz (3.30 GHz) HT
377 (100%)
Amazon
AMD Epyc 7643 AMD Epyc 7643
48x 2.30 GHz (3.60 GHz) HT
0 (0%)
Amazon



Devices using this processorDevices using this processor

AMD Epyc 7642 AMD Epyc 7643
Unknown Unknown

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