AMD Epyc 7451 vs AMD Epyc 7351

VS
AMD Epyc 7451
AMD Epyc 7451 Image
AMD Epyc 7351
AMD Epyc 7351 Image
AMD Epyc 7451
AMD Epyc 7351
Key Differences Key Differences AMD Epyc 7451 AMD Epyc 7351
Cores 24 16
CPU Threads 48 32
Base Clock Speed 2.3GHz 2.4GHz
Turbo Clock Speed 3.2GHz 2.9GHz
TDP (THERMAL DESIGN POINT) 180W 155W
Has integrated graphics No No
Performance per watt Not Known Not Known
Performance Performance AMD Epyc 7451 AMD Epyc 7351
CPU Speed & Cores 24 x 2.3GHz 16 x 2.4GHz
Number of CPU Threads 48 32
L2 Cache Size 12MB 8MB
L3 Cache Size 64MB 64MB
Turbo Boost Frequency 3.2GHz 2.9GHz
L1 Cache Size 2304KB 1536KB
L2 Core 0.5MB/core 0.5MB/core
L3 Core 2.67MB/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 7451 AMD Epyc 7351
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 NX Processor Bit Support Yes Yes
Has FMA3 Instructions Support Yes Yes
Supports CPU Throttling No No
Supports ARM TrustZone Tech No No
Has FMA4 Instructions Support No No
Has Multithreading Tech Support No No
General info General info AMD Epyc 7451 AMD Epyc 7351
Has 64-bit Support No Data Found No
Semiconductor Size 14nm No Data Found
TDP (Thermal Design Point) 180W 155W
PCI Express Version 3 3
Transistor Count 19200 million Not Known
Does it have Integrated Graphics No No
Supports Power Optimized L2 Cache No No
Memory Memory AMD Epyc 7451 AMD Epyc 7351
RAM Memory Speed 2666MHz 2666MHz
Max Memory Bandwidth 341GB/s 307GB/s
Max Memory Channels 8 8
Supported Memory Size 2000GB 2000GB
ECC (Error-Correcting Code) Memory Support Yes No
DDR Type Memory Version Not Known 4
Benchmarks Benchmarks AMD Epyc 7451 AMD Epyc 7351
PassMark Score 28957 21261
PassMark Score (Single Thread) 1601 1728
Cinebench R20 Score (Multi-Thread) Not Known 4728
Cinebench R20 Score (Single Thread) Not Known 296

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