Intel Core i7-7700K vs Intel Core i7-2700K

VS
Intel Core i7-7700K
Intel Core i7-7700K Image
Intel Core i7-2700K
Intel Core i7-2700K Image
Intel Core i7-7700K
Intel Core i7-2700K
Key Differences Key Differences Intel Core i7-7700K Intel Core i7-2700K
Cores 4 4
CPU Threads 8 8
Base Clock Speed 4.2GHz 3.5GHz
Turbo Clock Speed 4.5GHz 3.9GHz
TDP (THERMAL DESIGN POINT) 91W 95W
Has integrated graphics Yes Yes
Performance per watt 52.3 34.3
Performance Performance Intel Core i7-7700K Intel Core i7-2700K
CPU Speed & Cores 4 x 4.2GHz 4 x 3.5GHz
Number of CPU Threads 8 8
L2 Cache Size 1MB 1MB
L3 Cache Size 8MB 8MB
Turbo Boost Frequency 4.5GHz 3.9GHz
L1 Cache Size 256KB 256KB
L2 Core 0.25MB/core 0.25MB/core
Does it have an unlocked multiplier Yes Yes
L3 Core 2MB/core 2MB/core
Clock Multiplier 42 35
Turbo Boost Tech Version 2 Not Known
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Features Features Intel Core i7-7700K Intel Core i7-2700K
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 Multithreading Tech Support Yes Yes
Has NX Processor Bit Support Yes Yes
Has FMA3 Instructions Support Yes No
Supports ARM TrustZone Tech No No
Has FMA4 Instructions Support No No
Miscellaneous Miscellaneous Intel Core i7-7700K Intel Core i7-2700K
Geekbench Score 5690 11860
Height 37.5mm 37.5mm
Width Size 37.5mm 37.5mm
General info General info Intel Core i7-7700K Intel Core i7-2700K
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm 32nm
GPU Base Clock Speed 350MHz 850MHz
TDP (Thermal Design Point) 91W 95W
PCI Express Version 3 2
CPU Temperature 100°C Not Known
DirectX Version Info 12 10.1
OpenGL Driver Version 4.4 3
GPU Boost Clock Speed 1150MHz 1350MHz
OpenGL Driver Version 2 1.1
Total GPU Execution Units 24 12
No. of Supported Displays 3 2
3DMark06 Score 12740 Not Known
Height 37.5mm 37.5mm
Width Size 37.5mm 37.5mm
Does it have Integrated Graphics Yes Yes
Transistor Count Not Known 995 million
Supports Power Optimized L2 Cache No No
Memory Memory Intel Core i7-7700K Intel Core i7-2700K
RAM Memory Speed 2400MHz 1600MHz
Max Memory Bandwidth 38.4GB/s 21GB/s
Max Memory Channels 2 2
Supported Memory Size 64GB 32GB
Bus Bandwidth 8GT/s 5GT/s
DDR Type Memory Version 4 3
ECC (Error-Correcting Code) Memory Support No No
Benchmarks Benchmarks Intel Core i7-7700K Intel Core i7-2700K
PassMark Score 9736 5553
PassMark Score (Single Thread) 2776 1788
Geekbench 5 Score (Multi-Thread) 4757 3261
Cinebench R20 Score (Multi-Thread) 2257 Not Known
Cinebench R20 Score (Single Thread) 466 Not Known
Geekbench 5 Score (Single Thread) 1240 841
Blender Score (bmw27) 339.9seconds 506seconds
Blender Score (Classroom) 1117.4seconds Not Known
PassMark Score (Overclocked) 10703 7177
CPU Performance (Per Watt) 52.3 34.3

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