Intel Core i5-8650K vs Intel Core i9-9900X

VS
Intel Core i5-8650K
Intel Core i5-8650K Image
Intel Core i9-9900X
Intel Core i9-9900X Image
Intel Core i5-8650K
Intel Core i9-9900X
Key Differences Key Differences Intel Core i5-8650K Intel Core i9-9900X
Cores 6 10
CPU Threads 6 20
Base Clock Speed 3.7GHz 3.5GHz
Turbo Clock Speed 4.5GHz 4.4GHz
TDP (THERMAL DESIGN POINT) 95W 165W
Has integrated graphics Yes No
Performance per watt Not Known 61.8
Performance Performance Intel Core i5-8650K Intel Core i9-9900X
CPU Speed & Cores 6 x 3.7GHz 10 x 3.5GHz
Number of CPU Threads 6 20
L2 Cache Size 1.5MB 10MB
L3 Cache Size 9MB 19.25MB
Turbo Boost Frequency 4.5GHz 4.4GHz
L1 Cache Size 384KB 640KB
L2 Core 0.25MB/core 1MB/core
Does it have an unlocked multiplier Yes No
L3 Core 1.5MB/core 1.93MB/core
Clock Multiplier 37 35
Turbo Boost Tech Version 2 2
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Features Features Intel Core i5-8650K Intel Core i9-9900X
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 i5-8650K Intel Core i9-9900X
Height 37.5mm No Data Found
Width Size 37.5mm No Data Found
General info General info Intel Core i5-8650K Intel Core i9-9900X
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm 14nm
TDP (Thermal Design Point) 95W 165W
PCI Express Version 3 3
CPU Temperature 72°C 92°C
DirectX Version Info 12 Not Known
OpenGL Driver Version 4.4 Not Known
OpenGL Driver Version 2 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 i5-8650K Intel Core i9-9900X
RAM Memory Speed 2666MHz 2666MHz
Max Memory Bandwidth 39.74GB/s Not Known
Max Memory Channels 2 4
Supported Memory Size 64GB 128GB
Bus Bandwidth 8GT/s 8GT/s
DDR Type Memory Version 4 4
ECC (Error-Correcting Code) Memory Support No No
Benchmarks Benchmarks Intel Core i5-8650K Intel Core i9-9900X
PassMark Score Not Known 21793
PassMark Score (Single Thread) Not Known 2590
Geekbench 5 Score (Multi-Thread) Not Known 10204
Cinebench R20 Score (Multi-Thread) Not Known 4855
Cinebench R20 Score (Single Thread) Not Known 455
Geekbench 5 Score (Single Thread) Not Known 1115
PassMark Score (Overclocked) Not Known 23091
CPU Performance (Per Watt) Not Known 61.8

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