AMD Epyc 7551P vs AMD Phenom II N660

VS
AMD Epyc 7551P
AMD Epyc 7551P Image
AMD Phenom II N660
AMD Phenom II N660 Image
AMD Epyc 7551P
AMD Phenom II N660
Key Differences Key Differences AMD Epyc 7551P AMD Phenom II N660
Cores 32 2
CPU Threads 64 2
Base Clock Speed 2GHz 3GHz
Turbo Clock Speed 3GHz Not Known
TDP (THERMAL DESIGN POINT) 180W 35W
Has integrated graphics No No
Performance per watt 36.9 Not Known
Performance Performance AMD Epyc 7551P AMD Phenom II N660
CPU Speed & Cores 32 x 2GHz 2 x 3GHz
Number of CPU Threads 64 2
L2 Cache Size 16MB 2MB
L3 Cache Size 64MB Not Known
Turbo Boost Frequency 3GHz Not Known
L1 Cache Size 3072KB 256KB
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
Clock Multiplier Not Known 15
Features Features AMD Epyc 7551P AMD Phenom II N660
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 Phenom II N660
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm 45nm
TDP (Thermal Design Point) 180W 35W
PCI Express Version 3 Not Known
Does it have Integrated Graphics No No
Supports Power Optimized L2 Cache No No
Memory Memory AMD Epyc 7551P AMD Phenom II N660
RAM Memory Speed 2666MHz 1333MHz
Max Memory Bandwidth 158.95GB/s Not Known
Max Memory Channels 8 Not Known
Supported Memory Size 2000GB Not Known
ECC (Error-Correcting Code) Memory Support Yes No
DDR Type Memory Version 4 Not Known
Bus Frequency Not Known 1.8GHz
Benchmarks Benchmarks AMD Epyc 7551P AMD Phenom II N660
PassMark Score 23581 1870
PassMark Score (Single Thread) 1533 961
Geekbench 5 Score (Multi-Thread) 6648 Not Known
Geekbench 5 Score (Single Thread) 609 Not Known
CPU Performance (Per Watt) 36.9 Not Known

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