AMD Epyc 7551 vs Intel Core i7-7820X

VS
AMD Epyc 7551
AMD Epyc 7551 Image
Intel Core i7-7820X
Intel Core i7-7820X Image
AMD Epyc 7551
Intel Core i7-7820X
Key Differences Key Differences AMD Epyc 7551 Intel Core i7-7820X
Cores 32 8
CPU Threads 64 16
Base Clock Speed 2GHz 3.6GHz
Turbo Clock Speed 3GHz 4.5GHz
TDP (THERMAL DESIGN POINT) 180W 140W
Has integrated graphics No No
Performance per watt Not Known Not Known
Performance Performance AMD Epyc 7551 Intel Core i7-7820X
CPU Speed & Cores 32 x 2GHz 8 x 3.6GHz
Number of CPU Threads 64 16
L2 Cache Size 16MB 8MB
L3 Cache Size 64MB 11MB
Turbo Boost Frequency 3GHz 4.5GHz
L1 Cache Size 3072KB 256KB
L2 Core 0.5MB/core 1MB/core
L3 Core 2MB/core 1.3MB/core
Does it have an unlocked multiplier No Yes
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Turbo Boost Tech Version Not Known 3
Features Features AMD Epyc 7551 Intel Core i7-7820X
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 Yes
Supports ARM TrustZone Tech No No
Has FMA4 Instructions Support No No
Has Multithreading Tech Support No Yes
General info General info AMD Epyc 7551 Intel Core i7-7820X
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm 14nm
TDP (Thermal Design Point) 180W 140W
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 7551 Intel Core i7-7820X
RAM Memory Speed 2666MHz 2666MHz
Max Memory Bandwidth 341GB/s Not Known
Max Memory Channels 8 4
Supported Memory Size 2000GB 128GB
ECC (Error-Correcting Code) Memory Support Yes No
DDR Type Memory Version 4 Not Known
Bus Bandwidth Not Known 8GT/s
Benchmarks Benchmarks AMD Epyc 7551 Intel Core i7-7820X
PassMark Score 19606 Not Known
PassMark Score (Single Thread) 1660 Not Known

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