Intel Core i7-8700K vs Intel Core i7-7800X

VS
Intel Core i7-8700K
Intel Core i7-8700K Image
Intel Core i7-7800X
Intel Core i7-7800X Image
Intel Core i7-8700K
Intel Core i7-7800X
Key Differences Key Differences Intel Core i7-8700K Intel Core i7-7800X
Cores 6 6
CPU Threads 12 12
Base Clock Speed 3.7GHz 3.5GHz
Turbo Clock Speed 4.7GHz 4GHz
TDP (THERMAL DESIGN POINT) 95W 140W
Has integrated graphics Yes No
Performance per watt Not Known Not Known
Performance Performance Intel Core i7-8700K Intel Core i7-7800X
CPU Speed & Cores 6 x 3.7GHz 6 x 3.5GHz
Number of CPU Threads 12 12
L2 Cache Size 1.5MB 6MB
L3 Cache Size 12MB 8.2MB
Turbo Boost Frequency 4.7GHz 4GHz
L1 Cache Size 384KB 192KB
L2 Core 0.25MB/core 1MB/core
Does it have an unlocked multiplier Yes Yes
L3 Core 2MB/core 1.3MB/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 i7-8700K Intel Core i7-7800X
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 i7-8700K Intel Core i7-7800X
Height 37.5mm 51mm
Width Size 37.5mm 58.5mm
General info General info Intel Core i7-8700K Intel Core i7-7800X
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) 95W 140W
PCI Express Version 3 3
CPU Temperature 100°C Not Known
DirectX Version Info 12 Not Known
OpenGL Driver Version 4.5 Not Known
GPU Boost Clock Speed 1200MHz Not Known
No. of Supported Displays 3 Not Known
Height 37.5mm 51mm
Width Size 37.5mm 58.5mm
Does it have Integrated Graphics Yes No
Supports Power Optimized L2 Cache No No
Memory Memory Intel Core i7-8700K Intel Core i7-7800X
RAM Memory Speed 2666MHz 2400MHz
Max Memory Bandwidth 42.7GB/s Not Known
Max Memory Channels 2 4
Supported Memory Size 64GB 129GB
Bus Bandwidth 8GT/s 8GT/s
ECC (Error-Correcting Code) Memory Support No No
Benchmarks Benchmarks Intel Core i7-8700K Intel Core i7-7800X
PassMark Score 16270 Not Known
PassMark Score (Single Thread) 2728 Not Known

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