AMD Epyc 7702 vs AMD Epyc 7742

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AMD Epyc 7702
AMD Epyc 7702 Image
AMD Epyc 7742
AMD Epyc 7742 Image
AMD Epyc 7702
AMD Epyc 7742
Key Differences Key Differences AMD Epyc 7702 AMD Epyc 7742
Cores 64 64
CPU Threads 128 128
Base Clock Speed 2GHz 2.25GHz
Turbo Clock Speed 3.35GHz 3.4GHz
TDP (THERMAL DESIGN POINT) 200W 225W
Has integrated graphics No No
Performance per watt Not Known 66.7
Performance Performance AMD Epyc 7702 AMD Epyc 7742
CPU Speed & Cores 64 x 2GHz 64 x 2.25GHz
Number of CPU Threads 128 128
L2 Cache Size 32MB 32MB
L3 Cache Size 256MB 256MB
Turbo Boost Frequency 3.35GHz 3.4GHz
L1 Cache Size 4096KB 4096KB
L2 Core 0.5MB/core 0.5MB/core
L3 Core 4MB/core 4MB/core
Does it have an unlocked multiplier No No
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Features Features AMD Epyc 7702 AMD Epyc 7742
Has AES Support Yes Yes
Supported SSE Version 4.2 4.2
Has AVX Support Yes Yes
Has MMX Tech Support Yes Yes
Has F16C Support Yes Yes
Has FMA4 Instructions Support No No
Has Multithreading Tech Support Yes Yes
Has NX Processor Bit Support Yes Yes
Has FMA3 Instructions Support Yes Yes
Supports CPU Throttling No No
Supports ARM TrustZone Tech No No
General info General info AMD Epyc 7702 AMD Epyc 7742
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm 14nm
TDP (Thermal Design Point) 200W 225W
PCI Express Version 4 4
Does it have Integrated Graphics No No
Supports Power Optimized L2 Cache No No
Memory Memory AMD Epyc 7702 AMD Epyc 7742
RAM Memory Speed 3200MHz 3200MHz
Max Memory Bandwidth 190.7GB/s 190.7GB/s
Max Memory Channels 8 8
Supported Memory Size 4000GB 4000GB
ECC (Error-Correcting Code) Memory Support Yes Yes
DDR Type Memory Version 4 4
Benchmarks Benchmarks AMD Epyc 7702 AMD Epyc 7742
PassMark Score 71859 67185
PassMark Score (Single Thread) 2096 2376
Cinebench R20 Score (Single Thread) 391 398
Cinebench R20 Score (Multi-Thread) 18857 20644
Blender Score (Classroom) 94.9seconds 95.8seconds
Blender Score (bmw27) 34.5seconds 33.9seconds
Geekbench 5 Score (Multi-Thread) Not Known 15005
Geekbench 5 Score (Single Thread) Not Known 725
CPU Performance (Per Watt) Not Known 66.7

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