Intel Core i9-9900KF vs Intel Core i9-7920X

VS
Intel Core i9-9900KF
Intel Core i9-9900KF Image
Intel Core i9-7920X
Intel Core i9-7920X Image
Intel Core i9-9900KF
Intel Core i9-7920X
Key Differences Key Differences Intel Core i9-9900KF Intel Core i9-7920X
Cores 8 12
CPU Threads 16 24
Base Clock Speed 3.6GHz 2.9GHz
Turbo Clock Speed 5GHz 4.4GHz
TDP (THERMAL DESIGN POINT) 95W 140W
Has integrated graphics No No
Performance per watt 90.8 Not Known
Performance Performance Intel Core i9-9900KF Intel Core i9-7920X
CPU Speed & Cores 8 x 3.6GHz 12 x 2.9GHz
Number of CPU Threads 16 24
L2 Cache Size 2MB 12MB
L3 Cache Size 16MB 16.5MB
Turbo Boost Frequency 5GHz 4.4GHz
L1 Cache Size 512KB 384KB
L2 Core 0.25MB/core 1MB/core
Does it have an unlocked multiplier Yes Yes
L3 Core 2MB/core 1.3MB/core
Turbo Boost Tech Version 2 3
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Clock Multiplier Not Known 29
Features Features Intel Core i9-9900KF Intel Core i9-7920X
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 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 CPU Throttling No Yes
Supports ARM TrustZone Tech No No
Miscellaneous Miscellaneous Intel Core i9-9900KF Intel Core i9-7920X
Height 37.5mm 51mm
Width Size 37.5mm 58.5mm
General info General info Intel Core i9-9900KF Intel Core i9-7920X
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm 14nm
TDP (Thermal Design Point) 95W 140W
PCI Express Version 3 3
CPU Temperature 100°C Not Known
Width Size 37.5mm 58.5mm
Height 37.5mm 51mm
Does it have Integrated Graphics No No
Supports Power Optimized L2 Cache No No
Memory Memory Intel Core i9-9900KF Intel Core i9-7920X
RAM Memory Speed 2666MHz 2666MHz
Max Memory Bandwidth 41.6GB/s Not Known
Max Memory Channels 2 4
Supported Memory Size 128GB Not Known
Bus Bandwidth 8GT/s Not Known
ECC (Error-Correcting Code) Memory Support No No
DDR Type Memory Version 4 Not Known
Benchmarks Benchmarks Intel Core i9-9900KF Intel Core i9-7920X
PassMark Score 18920 Not Known
PassMark Score (Single Thread) 3003 Not Known
Geekbench 5 Score (Multi-Thread) 8622 Not Known
Cinebench R20 Score (Multi-Thread) 4995 Not Known
Cinebench R20 Score (Single Thread) 518 Not Known
Geekbench 5 Score (Single Thread) 1318 Not Known
Blender Score (Classroom) 550.7seconds Not Known
Blender Score (bmw27) 164.8seconds Not Known
PassMark Score (Overclocked) 19916 Not Known
CPU Performance (Per Watt) 90.8 Not Known

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