AMD Epyc 7551 vs Intel Core i7-5820K

VS
AMD Epyc 7551
AMD Epyc 7551 Image
Intel Core i7-5820K
Intel Core i7-5820K Image
AMD Epyc 7551
Intel Core i7-5820K
Key Differences Key Differences AMD Epyc 7551 Intel Core i7-5820K
Cores 32 6
CPU Threads 64 12
Base Clock Speed 2GHz 3.3GHz
Turbo Clock Speed 3GHz 3.6GHz
TDP (THERMAL DESIGN POINT) 180W 140W
Has integrated graphics No No
Performance per watt Not Known 25.0
Performance Performance AMD Epyc 7551 Intel Core i7-5820K
CPU Speed & Cores 32 x 2GHz 6 x 3.3GHz
Number of CPU Threads 64 12
L2 Cache Size 16MB 1.5MB
L3 Cache Size 64MB 15MB
Turbo Boost Frequency 3GHz 3.6GHz
L1 Cache Size 3072KB 192KB
L2 Core 0.5MB/core 0.25MB/core
L3 Core 2MB/core 2.5MB/core
Does it have an unlocked multiplier No Yes
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Clock Multiplier Not Known 35
Features Features AMD Epyc 7551 Intel Core i7-5820K
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 i7-5820K
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm 22nm
TDP (Thermal Design Point) 180W 140W
PCI Express Version 3 3
Transistor Count 19200 million 2600 million
Does it have Integrated Graphics No No
CPU Temperature Not Known 66.8°C
OpenGL Driver Version Not Known 4
Supports Power Optimized L2 Cache No No
Memory Memory AMD Epyc 7551 Intel Core i7-5820K
RAM Memory Speed 2666MHz 2133MHz
Max Memory Bandwidth 341GB/s 68GB/s
Max Memory Channels 8 4
Supported Memory Size 2000GB 64GB
ECC (Error-Correcting Code) Memory Support Yes No
DDR Type Memory Version 4 Not Known
Bus Bandwidth Not Known 5GT/s
Benchmarks Benchmarks AMD Epyc 7551 Intel Core i7-5820K
PassMark Score 19606 12926
PassMark Score (Single Thread) 1660 1979
PassMark Score (Overclocked) Not Known 15269
CPU Performance (Per Watt) Not Known 25.0

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