Intel Core i5-10400T vs Intel Core i5-8420T

VS
Intel Core i5-10400T
Intel Core i5-10400T Image
Intel Core i5-8420T
Intel Core i5-8420T Image
Intel Core i5-10400T
Intel Core i5-8420T
Key Differences Key Differences Intel Core i5-10400T Intel Core i5-8420T
Cores 6 6
CPU Threads 12 6
Base Clock Speed 2GHz 1.8GHz
Turbo Clock Speed 3.6GHz 3.4GHz
TDP (THERMAL DESIGN POINT) 35W 35W
Has integrated graphics Yes Yes
Performance per watt Not Known Not Known
Performance Performance Intel Core i5-10400T Intel Core i5-8420T
CPU Speed & Cores 6 x 2GHz 6 x 1.8GHz
Number of CPU Threads 12 6
Turbo Boost Frequency 3.6GHz 3.4GHz
Turbo Boost Tech Version 2 2
L2 Cache Size Not Known 1.5MB
L3 Cache Size Not Known 9MB
L1 Cache Size Not Known 384KB
L2 Core Not Known 0.25MB/core
Does it have an unlocked multiplier No No
L3 Core Not Known 1.5MB/core
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Clock Multiplier Not Known 18
Features Features Intel Core i5-10400T Intel Core i5-8420T
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
Supports ARM TrustZone Tech No No
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
Miscellaneous Miscellaneous Intel Core i5-10400T Intel Core i5-8420T
Width Size 37.5mm 37.5mm
Height 37.5mm 37.5mm
General info General info Intel Core i5-10400T Intel Core i5-8420T
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) 35W 35W
PCI Express Version 3 3
CPU Temperature 100°C 72°C
DirectX Version Info 12 12
OpenGL Driver Version 4.5 4.4
GPU Boost Clock Speed 1100MHz Not Known
No. of Supported Displays 3 3
Height 37.5mm 37.5mm
Width Size 37.5mm 37.5mm
Does it have Integrated Graphics Yes Yes
OpenGL Driver Version Not Known 2
Supports Power Optimized L2 Cache No No
Memory Memory Intel Core i5-10400T 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 i5-10400T Intel Core i5-8420T
PassMark Score 10453 Not Known
PassMark Score (Single Thread) 2196 Not Known
PassMark Score (Overclocked) 11312 Not Known

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