Intel Core i5-9400 vs Intel Core i7-6900k

VS
Intel Core i5-9400
Intel Core i5-9400 Image
Intel Core i7-6900k
Intel Core i7-6900k Image
Intel Core i5-9400
Intel Core i7-6900k
Key Differences Key Differences Intel Core i5-9400 Intel Core i7-6900k
Cores 6 8
CPU Threads 6 16
Base Clock Speed 2.9GHz 3.2GHz
Turbo Clock Speed 4.1GHz 4GHz
TDP (THERMAL DESIGN POINT) 65W 140W
Has integrated graphics Yes No
Performance per watt 70.6 242.7
Performance Performance Intel Core i5-9400 Intel Core i7-6900k
CPU Speed & Cores 6 x 2.9GHz 8 x 3.2GHz
Number of CPU Threads 6 16
L2 Cache Size 1.5MB 2MB
L3 Cache Size 9MB 20MB
Turbo Boost Frequency 4.1GHz 4GHz
L1 Cache Size 384KB 256KB
L2 Core 0.25MB/core 0.2MB/core
L3 Core 1.5MB/core 2.5MB/core
Clock Multiplier 29 32
Turbo Boost Tech Version 2 Not Known
Does it have an unlocked multiplier No Yes
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Features Features Intel Core i5-9400 Intel Core i7-6900k
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 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 No
Supports ARM TrustZone Tech No No
Miscellaneous Miscellaneous Intel Core i5-9400 Intel Core i7-6900k
Width Size 37.5mm No Data Found
Height 37.5mm No Data Found
General info General info Intel Core i5-9400 Intel Core i7-6900k
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 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 1050MHz Not Known
No. of Supported Displays 3 Not Known
Height 37.5mm No Data Found
Width Size 37.5mm No Data Found
Does it have Integrated Graphics Yes No
Supports Power Optimized L2 Cache No No
Memory Memory Intel Core i5-9400 Intel Core i7-6900k
RAM Memory Speed 2666MHz 2400MHz
Max Memory Bandwidth 41.6GB/s Not Known
Max Memory Channels 2 4
Supported Memory Size 128GB 128GB
Bus Bandwidth 8GT/s Not Known
ECC (Error-Correcting Code) Memory Support No No
DDR Type Memory Version 4 Not Known
Benchmarks Benchmarks Intel Core i5-9400 Intel Core i7-6900k
PassMark Score 9548 Not Known
PassMark Score (Single Thread) 2503 Not Known
Geekbench 5 Score (Multi-Thread) 4586 Not Known
Geekbench 5 Score (Single Thread) 1060 Not Known
Blender Score (Classroom) 1065.9seconds Not Known
Blender Score (bmw27) 349.4seconds Not Known
PassMark Score (Overclocked) 10436 Not Known
CPU Performance (Per Watt) 70.6 242.7

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