Intel Core i7-8700B vs Intel Core i5-7640X

VS
Intel Core i7-8700B
Intel Core i7-8700B Image
Intel Core i5-7640X
Intel Core i5-7640X Image
Intel Core i7-8700B
Intel Core i5-7640X
Key Differences Key Differences Intel Core i7-8700B Intel Core i5-7640X
Cores 6 4
CPU Threads 12 4
Base Clock Speed 3.2GHz 4GHz
Turbo Clock Speed 4.6GHz 4.2GHz
TDP (THERMAL DESIGN POINT) 65W 112W
Has integrated graphics Yes No
Performance per watt Not Known Not Known
Performance Performance Intel Core i7-8700B Intel Core i5-7640X
CPU Speed & Cores 6 x 3.2GHz 4 x 4GHz
Number of CPU Threads 12 4
L2 Cache Size 1.5MB 1MB
L3 Cache Size 12MB 6MB
Turbo Boost Frequency 4.6GHz 4.2GHz
L1 Cache Size 384KB 128KB
L2 Core 0.25MB/core 0.25MB/core
L3 Core 2MB/core 1.5MB/core
Clock Multiplier 32 Not Known
Turbo Boost Tech Version 2 2
Does it have an unlocked multiplier No Yes
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Features Features Intel Core i7-8700B Intel Core i5-7640X
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 i7-8700B Intel Core i5-7640X
Width Size 42mm No Data Found
Height 28mm No Data Found
General info General info Intel Core i7-8700B Intel Core i5-7640X
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) 65W 112W
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
Width Size 42mm No Data Found
Height 28mm No Data Found
Does it have Integrated Graphics Yes No
Supports Power Optimized L2 Cache No No
Memory Memory Intel Core i7-8700B Intel Core i5-7640X
RAM Memory Speed 2666MHz 2666MHz
Max Memory Bandwidth 42.7GB/s Not Known
Max Memory Channels 2 2
Supported Memory Size 64GB 64GB
Bus Bandwidth 8GT/s 8GT/s
ECC (Error-Correcting Code) Memory Support No No
Benchmarks Benchmarks Intel Core i7-8700B Intel Core i5-7640X
PassMark Score 14633 Not Known
PassMark Score (Single Thread) 2664 Not Known

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