Intel Core i9-9920X vs AMD Epyc 7551

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Intel Core i9-9920X
Intel Core i9-9920X Image
AMD Epyc 7551
AMD Epyc 7551 Image
Intel Core i9-9920X
AMD Epyc 7551
Key Differences Key Differences Intel Core i9-9920X AMD Epyc 7551
Cores 12 32
CPU Threads 24 64
Base Clock Speed 3.5GHz 2GHz
Turbo Clock Speed 4.4GHz 3GHz
TDP (THERMAL DESIGN POINT) 165W 180W
Has integrated graphics No No
Performance per watt 72.3 Not Known
Performance Performance Intel Core i9-9920X AMD Epyc 7551
CPU Speed & Cores 12 x 3.5GHz 32 x 2GHz
Number of CPU Threads 24 64
L2 Cache Size 12MB 16MB
L3 Cache Size 19.25MB 64MB
Turbo Boost Frequency 4.4GHz 3GHz
L1 Cache Size 768KB 3072KB
L2 Core 1MB/core 0.5MB/core
L3 Core 1.6MB/core 2MB/core
Clock Multiplier 35 Not Known
Turbo Boost Tech Version 2 Not Known
Does it have an unlocked multiplier No No
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Features Features Intel Core i9-9920X AMD Epyc 7551
Has AES Support Yes Yes
Supports CPU Throttling Yes No
Supported SSE Version 4.2 4.2
Has AVX Support Yes Yes
Has MMX Tech Support Yes Yes
Has F16C Support Yes Yes
Has FMA4 Instructions Support No No
Has Multithreading Tech Support Yes No
Has NX Processor Bit Support Yes Yes
Has FMA3 Instructions Support Yes Yes
Supports ARM TrustZone Tech No No
General info General info Intel Core i9-9920X AMD Epyc 7551
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm 14nm
TDP (Thermal Design Point) 165W 180W
PCI Express Version 3 3
CPU Temperature 92°C Not Known
Does it have Integrated Graphics No No
Transistor Count Not Known 19200 million
Supports Power Optimized L2 Cache No No
Memory Memory Intel Core i9-9920X AMD Epyc 7551
RAM Memory Speed 2666MHz 2666MHz
Max Memory Bandwidth 85.3GB/s 341GB/s
Max Memory Channels 4 8
Supported Memory Size 128GB 2000GB
Bus Bandwidth 8GT/s Not Known
ECC (Error-Correcting Code) Memory Support No Yes
DDR Type Memory Version 4 4
Benchmarks Benchmarks Intel Core i9-9920X AMD Epyc 7551
PassMark Score 25352 19606
PassMark Score (Single Thread) 2655 1660
Geekbench 5 Score (Multi-Thread) 11930 Not Known
Cinebench R20 Score (Single Thread) 455 Not Known
Cinebench R20 Score (Multi-Thread) 5179 Not Known
Geekbench 5 Score (Single Thread) 1071 Not Known
Blender Score (bmw27) 117.9seconds Not Known
Blender Score (Classroom) 365.1seconds Not Known
PassMark Score (Overclocked) 27840 Not Known
CPU Performance (Per Watt) 72.3 Not Known

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