Intel Core i5-8650K vs Intel Core i5-9400T

VS
Intel Core i5-8650K
Intel Core i5-8650K Image
Intel Core i5-9400T
Intel Core i5-9400T Image
Intel Core i5-8650K
Intel Core i5-9400T
Key Differences Key Differences Intel Core i5-8650K Intel Core i5-9400T
Cores 6 6
CPU Threads 6 6
Base Clock Speed 3.7GHz 1.8GHz
Turbo Clock Speed 4.5GHz 3.4GHz
TDP (THERMAL DESIGN POINT) 95W 35W
Has integrated graphics Yes Yes
Performance per watt Not Known Not Known
Performance Performance Intel Core i5-8650K Intel Core i5-9400T
CPU Speed & Cores 6 x 3.7GHz 6 x 1.8GHz
Number of CPU Threads 6 6
L2 Cache Size 1.5MB 1.5MB
L3 Cache Size 9MB 9MB
Turbo Boost Frequency 4.5GHz 3.4GHz
L1 Cache Size 384KB 384KB
L2 Core 0.25MB/core 0.25MB/core
Does it have an unlocked multiplier Yes No
L3 Core 1.5MB/core 1.5MB/core
Clock Multiplier 37 Not Known
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 i5-9400T
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 i5-9400T
Height 37.5mm 37.5mm
Width Size 37.5mm 37.5mm
General info General info Intel Core i5-8650K Intel Core i5-9400T
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 72°C 100°C
DirectX Version Info 12 12
OpenGL Driver Version 4.4 4.5
OpenGL Driver Version 2 Not Known
No. of Supported Displays 3 3
Width Size 37.5mm 37.5mm
Height 37.5mm 37.5mm
Does it have Integrated Graphics Yes Yes
GPU Base Clock Speed Not Known 350MHz
GPU Boost Clock Speed Not Known 1050MHz
Supports Power Optimized L2 Cache No No
Memory Memory Intel Core i5-8650K Intel Core i5-9400T
RAM Memory Speed 2666MHz 2666MHz
Max Memory Bandwidth 39.74GB/s 41.6GB/s
Max Memory Channels 2 2
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 i5-9400T
PassMark Score Not Known 7768
PassMark Score (Single Thread) Not Known 2054

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