Intel Core i7-7700 vs Intel Core i5-6400

VS
Intel Core i7-7700
Intel Core i7-7700 Image
Intel Core i5-6400
Intel Core i5-6400 Image
Intel Core i7-7700
Intel Core i5-6400
Key Differences Key Differences Intel Core i7-7700 Intel Core i5-6400
Cores 4 4
CPU Threads 8 4
Base Clock Speed 3.6GHz 2.7GHz
Turbo Clock Speed 4.2GHz 3.3GHz
TDP (THERMAL DESIGN POINT) 65W 65W
Has integrated graphics Yes Yes
Performance per watt Not Known 236.8
Performance Performance Intel Core i7-7700 Intel Core i5-6400
CPU Speed & Cores 4 x 3.6GHz 4 x 2.7GHz
Number of CPU Threads 8 4
L2 Cache Size 1MB 1MB
L3 Cache Size 8MB 6MB
Turbo Boost Frequency 4.2GHz 3.3GHz
L1 Cache Size 256KB 128KB
L2 Core 0.25MB/core 0.2MB/core
L3 Core 2MB/core 1.5MB/core
Clock Multiplier 36 27
Turbo Boost Tech Version 2 Not Known
Does it have an unlocked multiplier No No
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Features Features Intel Core i7-7700 Intel Core i5-6400
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 No
Has NX Processor Bit Support Yes Yes
Has FMA3 Instructions Support Yes Yes
Miscellaneous Miscellaneous Intel Core i7-7700 Intel Core i5-6400
Height 37.5mm 37.5mm
Width Size 37.5mm 37.5mm
General info General info Intel Core i7-7700 Intel Core i5-6400
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm 14nm
GPU Base Clock Speed 350MHz 350MHz
TDP (Thermal Design Point) 65W 65W
PCI Express Version 3 3
CPU Temperature 100°C 71°C
DirectX Version Info 12 12
OpenGL Driver Version 4.4 4.4
GPU Boost Clock Speed 1150MHz 950MHz
OpenGL Driver Version 2 2
Total GPU Execution Units 24 24
No. of Supported Displays 3 3
3DMark06 Score 12740 Not Known
Width Size 37.5mm 37.5mm
Height 37.5mm 37.5mm
Does it have Integrated Graphics Yes Yes
Supports Power Optimized L2 Cache No No
Memory Memory Intel Core i7-7700 Intel Core i5-6400
RAM Memory Speed 2400MHz 2133MHz
Max Memory Bandwidth 38.4GB/s 34.1GB/s
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 i7-7700 Intel Core i5-6400
PassMark Score 11040 6554
PassMark Score (Single Thread) 2362 1825
PassMark Score (Overclocked) Not Known 7199
CPU Performance (Per Watt) Not Known 236.8

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