AMD Epyc 7551P vs AMD Athlon II X4 651

VS
AMD Epyc 7551P
AMD Epyc 7551P Image
AMD Athlon II X4 651
AMD Athlon II X4 651 Image
AMD Epyc 7551P
AMD Athlon II X4 651
Key Differences Key Differences AMD Epyc 7551P AMD Athlon II X4 651
Cores 32 4
CPU Threads 64 4
Base Clock Speed 2GHz 3GHz
Turbo Clock Speed 3GHz Not Known
TDP (THERMAL DESIGN POINT) 180W 100W
Has integrated graphics No No
Performance per watt 36.9 52.0
Performance Performance AMD Epyc 7551P AMD Athlon II X4 651
CPU Speed & Cores 32 x 2GHz 4 x 3GHz
Number of CPU Threads 64 4
L2 Cache Size 16MB 4MB
L3 Cache Size 64MB Not Known
Turbo Boost Frequency 3GHz Not Known
L1 Cache Size 3072KB 512KB
L2 Core 0.5MB/core 1MB/core
L3 Core 2MB/core Not Known
Does it have an unlocked multiplier No No
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Features Features AMD Epyc 7551P AMD Athlon II X4 651
Has AES Support Yes No
Supported SSE Version 4.2 4
Has AVX Support Yes No
Has MMX Tech Support Yes Yes
Has F16C Support Yes No
Has FMA4 Instructions Support No No
Has NX Processor Bit Support Yes Yes
Has FMA3 Instructions Support Yes No
Supports CPU Throttling No Yes
Supports ARM TrustZone Tech No No
Has Multithreading Tech Support No No
General info General info AMD Epyc 7551P AMD Athlon II X4 651
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm 32nm
TDP (Thermal Design Point) 180W 100W
PCI Express Version 3 2
Does it have Integrated Graphics No No
Transistor Count Not Known 1178 million
Supports Power Optimized L2 Cache No No
Memory Memory AMD Epyc 7551P AMD Athlon II X4 651
RAM Memory Speed 2666MHz 1866MHz
Max Memory Bandwidth 158.95GB/s Not Known
Max Memory Channels 8 2
Supported Memory Size 2000GB Not Known
ECC (Error-Correcting Code) Memory Support Yes No
DDR Type Memory Version 4 Not Known
Benchmarks Benchmarks AMD Epyc 7551P AMD Athlon II X4 651
PassMark Score 23581 3638
PassMark Score (Single Thread) 1533 1028
Geekbench 5 Score (Multi-Thread) 6648 Not Known
Geekbench 5 Score (Single Thread) 609 Not Known
CPU Performance (Per Watt) 36.9 52.0
PassMark Score (Overclocked) Not Known 4107

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