Intel Core i9-9900KF vs Intel Core i5-8420T

VS
Intel Core i9-9900KF
Intel Core i9-9900KF Image
Intel Core i5-8420T
Intel Core i5-8420T Image
Intel Core i9-9900KF
Intel Core i5-8420T
Key Differences Key Differences Intel Core i9-9900KF Intel Core i5-8420T
Cores 8 6
CPU Threads 16 6
Base Clock Speed 3.6GHz 1.8GHz
Turbo Clock Speed 5GHz 3.4GHz
TDP (THERMAL DESIGN POINT) 95W 35W
Has integrated graphics No Yes
Performance per watt 90.8 Not Known
Performance Performance Intel Core i9-9900KF Intel Core i5-8420T
CPU Speed & Cores 8 x 3.6GHz 6 x 1.8GHz
Number of CPU Threads 16 6
L2 Cache Size 2MB 1.5MB
L3 Cache Size 16MB 9MB
Turbo Boost Frequency 5GHz 3.4GHz
L1 Cache Size 512KB 384KB
L2 Core 0.25MB/core 0.25MB/core
Does it have an unlocked multiplier Yes No
L3 Core 2MB/core 1.5MB/core
Turbo Boost Tech Version 2 2
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Clock Multiplier Not Known 18
Features Features Intel Core i9-9900KF Intel Core i5-8420T
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 i5-8420T
Height 37.5mm 37.5mm
Width Size 37.5mm 37.5mm
General info General info Intel Core i9-9900KF Intel Core i5-8420T
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm 14nm
TDP (Thermal Design Point) 95W 35W
PCI Express Version 3 3
CPU Temperature 100°C 72°C
Width Size 37.5mm 37.5mm
Height 37.5mm 37.5mm
Does it have Integrated Graphics No Yes
DirectX Version Info Not Known 12
OpenGL Driver Version Not Known 4.4
OpenGL Driver Version Not Known 2
No. of Supported Displays Not Known 3
Supports Power Optimized L2 Cache No No
Memory Memory Intel Core i9-9900KF Intel Core i5-8420T
RAM Memory Speed 2666MHz 2666MHz
Max Memory Bandwidth 41.6GB/s 39.74GB/s
Max Memory Channels 2 2
Supported Memory Size 128GB 64GB
Bus Bandwidth 8GT/s 8GT/s
ECC (Error-Correcting Code) Memory Support No No
DDR Type Memory Version 4 4
Benchmarks Benchmarks Intel Core i9-9900KF Intel Core i5-8420T
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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