Intel Core i9-10900K vs Intel Core i9-9920X

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Intel Core i9-10900K
Intel Core i9-10900K Image
Intel Core i9-9920X
Intel Core i9-9920X Image
Intel Core i9-10900K
Intel Core i9-9920X
Key Differences Key Differences Intel Core i9-10900K Intel Core i9-9920X
Cores 10 12
CPU Threads 20 24
Base Clock Speed 3.7GHz 3.5GHz
Turbo Clock Speed 5.3GHz 4.4GHz
TDP (THERMAL DESIGN POINT) 125W 165W
Has integrated graphics Yes No
Performance per watt 87.9 72.3
Performance Performance Intel Core i9-10900K Intel Core i9-9920X
CPU Speed & Cores 10 x 3.7GHz 12 x 3.5GHz
Number of CPU Threads 20 24
L2 Cache Size 2.5MB 12MB
L3 Cache Size 20MB 19.25MB
Turbo Boost Frequency 5.3GHz 4.4GHz
L1 Cache Size 640KB 768KB
L2 Core 0.25MB/core 1MB/core
Does it have an unlocked multiplier Yes No
L3 Core 2MB/core 1.6MB/core
Turbo Boost Tech Version 2 2
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Clock Multiplier Not Known 35
Features Features Intel Core i9-10900K Intel Core i9-9920X
Has AES Support Yes Yes
Supports CPU Throttling 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 FMA4 Instructions Support No No
Has Multithreading Tech Support Yes Yes
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 Intel Core i9-9920X
Height 37.5mm No Data Found
Width Size 37.5mm No Data Found
General info General info Intel Core i9-10900K Intel Core i9-9920X
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 165W
PCI Express Version 3 3
CPU Temperature 100°C 92°C
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
Supports Power Optimized L2 Cache No No
Memory Memory Intel Core i9-10900K Intel Core i9-9920X
RAM Memory Speed 2933MHz 2666MHz
Max Memory Bandwidth 45.8GB/s 85.3GB/s
Max Memory Channels 2 4
Supported Memory Size 128GB 128GB
Bus Bandwidth 8GT/s 8GT/s
ECC (Error-Correcting Code) Memory Support No No
DDR Type Memory Version 4 4
Benchmarks Benchmarks Intel Core i9-10900K Intel Core i9-9920X
PassMark Score 24183 25352
PassMark Score (Single Thread) 3175 2655
Geekbench 5 Score (Multi-Thread) 10991 11930
Cinebench R20 Score (Single Thread) 539 455
Cinebench R20 Score (Multi-Thread) 6399 5179
Geekbench 5 Score (Single Thread) 1406 1071
Blender Score (bmw27) 132.9seconds 117.9seconds
Blender Score (Classroom) 409.6seconds 365.1seconds
PassMark Score (Overclocked) 24362 27840
CPU Performance (Per Watt) 87.9 72.3

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