AMD Epyc 7702 vs AMD Epyc 7401

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AMD Epyc 7702
AMD Epyc 7702 Image
AMD Epyc 7401
AMD Epyc 7401 Image
AMD Epyc 7702
AMD Epyc 7401
Key Differences Key Differences AMD Epyc 7702 AMD Epyc 7401
Cores 64 24
CPU Threads 128 48
Base Clock Speed 2GHz 2GHz
Turbo Clock Speed 3.35GHz 3GHz
TDP (THERMAL DESIGN POINT) 200W 155W
Has integrated graphics No No
Performance per watt Not Known Not Known
Performance Performance AMD Epyc 7702 AMD Epyc 7401
CPU Speed & Cores 64 x 2GHz 24 x 2GHz
Number of CPU Threads 128 48
L2 Cache Size 32MB 12MB
L3 Cache Size 256MB 64MB
Turbo Boost Frequency 3.35GHz 3GHz
L1 Cache Size 4096KB 1536KB
L2 Core 0.5MB/core 0.5MB/core
L3 Core 4MB/core 2.67MB/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 7401
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 No
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 7401
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm 14nm
TDP (Thermal Design Point) 200W 155W
PCI Express Version 4 3
Does it have Integrated Graphics No No
Transistor Count Not Known 19200 million
Supports Power Optimized L2 Cache No No
Memory Memory AMD Epyc 7702 AMD Epyc 7401
RAM Memory Speed 3200MHz 2666MHz
Max Memory Bandwidth 190.7GB/s 307GB/s
Max Memory Channels 8 8
Supported Memory Size 4000GB 2000GB
ECC (Error-Correcting Code) Memory Support Yes Yes
DDR Type Memory Version 4 Not Known
Benchmarks Benchmarks AMD Epyc 7702 AMD Epyc 7401
PassMark Score 71859 23518
PassMark Score (Single Thread) 2096 1600
Cinebench R20 Score (Single Thread) 391 Not Known
Cinebench R20 Score (Multi-Thread) 18857 Not Known
Blender Score (Classroom) 94.9seconds Not Known
Blender Score (bmw27) 34.5seconds Not Known

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