Intel Core i9-10900K vs AMD Epyc 7251

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Intel Core i9-10900K
Intel Core i9-10900K Image
AMD Epyc 7251
AMD Epyc 7251 Image
Intel Core i9-10900K
AMD Epyc 7251
Key Differences Key Differences Intel Core i9-10900K AMD Epyc 7251
Cores 10 8
CPU Threads 20 16
Base Clock Speed 3.7GHz 2.1GHz
Turbo Clock Speed 5.3GHz 2.9GHz
TDP (THERMAL DESIGN POINT) 125W 120W
Has integrated graphics Yes No
Performance per watt 87.9 Not Known
Performance Performance Intel Core i9-10900K AMD Epyc 7251
CPU Speed & Cores 10 x 3.7GHz 8 x 2.1GHz
Number of CPU Threads 20 16
L2 Cache Size 2.5MB 4MB
L3 Cache Size 20MB 32MB
Turbo Boost Frequency 5.3GHz 2.9GHz
L1 Cache Size 640KB 768KB
L2 Core 0.25MB/core 0.5MB/core
Does it have an unlocked multiplier Yes No
L3 Core 2MB/core 4MB/core
Turbo Boost Tech Version 2 Not Known
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Clock Multiplier Not Known 21
Features Features Intel Core i9-10900K AMD Epyc 7251
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
Miscellaneous Miscellaneous Intel Core i9-10900K AMD Epyc 7251
Height 37.5mm No Data Found
Width Size 37.5mm No Data Found
General info General info Intel Core i9-10900K AMD Epyc 7251
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm 14nm
GPU Base Clock Speed 350MHz Not Known
TDP (Thermal Design Point) 125W 120W
PCI Express Version 3 3
CPU Temperature 100°C Not Known
DirectX Version Info 12 Not Known
OpenGL Driver Version 4.5 Not Known
GPU Boost Clock Speed 1200MHz Not Known
No. of Supported Displays 3 Not Known
Width Size 37.5mm No Data Found
Height 37.5mm No Data Found
Does it have Integrated Graphics Yes No
Transistor Count Not Known 19200 million
Supports Power Optimized L2 Cache No No
Memory Memory Intel Core i9-10900K AMD Epyc 7251
RAM Memory Speed 2933MHz 2400MHz
Max Memory Bandwidth 45.8GB/s 307GB/s
Max Memory Channels 2 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 Not Known
Benchmarks Benchmarks Intel Core i9-10900K AMD Epyc 7251
PassMark Score 24183 10771
PassMark Score (Single Thread) 3175 1523
Geekbench 5 Score (Multi-Thread) 10991 Not Known
Cinebench R20 Score (Single Thread) 539 Not Known
Cinebench R20 Score (Multi-Thread) 6399 Not Known
Geekbench 5 Score (Single Thread) 1406 Not Known
Blender Score (bmw27) 132.9seconds Not Known
Blender Score (Classroom) 409.6seconds Not Known
PassMark Score (Overclocked) 24362 Not Known
CPU Performance (Per Watt) 87.9 Not Known

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