AMD Epyc 7451 vs AMD Epyc 7272

VS
AMD Epyc 7451
AMD Epyc 7451 Image
AMD Epyc 7272
AMD Epyc 7272 Image
AMD Epyc 7451
AMD Epyc 7272
Key Differences Key Differences AMD Epyc 7451 AMD Epyc 7272
Cores 24 12
CPU Threads 48 24
Base Clock Speed 2.3GHz 2.9GHz
Turbo Clock Speed 3.2GHz 3.2GHz
TDP (THERMAL DESIGN POINT) 180W Not Known
Has integrated graphics No No
Performance per watt Not Known Not Known
Performance Performance AMD Epyc 7451 AMD Epyc 7272
CPU Speed & Cores 24 x 2.3GHz 12 x 2.9GHz
Number of CPU Threads 48 24
L2 Cache Size 12MB 6MB
L3 Cache Size 64MB 64MB
Turbo Boost Frequency 3.2GHz 3.2GHz
L1 Cache Size 2304KB 768KB
L2 Core 0.5MB/core 0.5MB/core
L3 Core 2.67MB/core 5.33MB/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 7272
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 Yes
General info General info AMD Epyc 7451 AMD Epyc 7272
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm 14nm
TDP (Thermal Design Point) 180W Not Known
PCI Express Version 3 Not Known
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 7272
RAM Memory Speed 2666MHz 3200MHz
Max Memory Bandwidth 341GB/s 85.3GB/s
Max Memory Channels 8 8
Supported Memory Size 2000GB 4000GB
ECC (Error-Correcting Code) Memory Support Yes Yes
DDR Type Memory Version Not Known 4
Benchmarks Benchmarks AMD Epyc 7451 AMD Epyc 7272
PassMark Score 28957 26454
PassMark Score (Single Thread) 1601 2019

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