Intel Core i7-4790K vs Intel Core i7-2600K

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Intel Core i7-4790K
Intel Core i7-4790K Image
Intel Core i7-2600K
Intel Core i7-2600K Image
Intel Core i7-4790K
Intel Core i7-2600K
Key Differences Key Differences Intel Core i7-4790K Intel Core i7-2600K
Cores 4 4
CPU Threads 8 8
Base Clock Speed 4GHz 3.4GHz
Turbo Clock Speed 4.4GHz 3.8GHz
TDP (THERMAL DESIGN POINT) 88W 95W
Has integrated graphics Yes Yes
Performance per watt 45.4 32.8
Performance Performance Intel Core i7-4790K Intel Core i7-2600K
CPU Speed & Cores 4 x 4GHz 4 x 3.4GHz
Number of CPU Threads 8 8
L2 Cache Size 1MB 1MB
L3 Cache Size 8MB 8MB
Turbo Boost Frequency 4.4GHz 3.8GHz
L1 Cache Size 256KB 512KB
L2 Core 0.25MB/core 0.25MB/core
Does it have an unlocked multiplier Yes Yes
L3 Core 2MB/core 2MB/core
Clock Multiplier 40 34
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Features Features Intel Core i7-4790K Intel Core i7-2600K
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 i7-4790K Intel Core i7-2600K
Cinebench 10 Score 32390 22875
Cinebench 11.5 Score 9.66 6.86
7zip Benchmark 26152MIPS 19744MIPS
Cinebench 10 Score (Single Thread) 8785 591
Cinebench 11.5 Score (Single Thread) 2.05 1.52
General info General info Intel Core i7-4790K Intel Core i7-2600K
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 22nm 32nm
GPU Base Clock Speed 350MHz 850MHz
TDP (Thermal Design Point) 88W 95W
PCI Express Version 3 2
CPU Temperature 72.72°C Not Known
Transistor Count 1400 million 995 million
OpenGL Driver Version 4 3
GPU Boost Clock Speed 1250MHz 1350MHz
No. of Supported Displays 3 2
Does it have Integrated Graphics Yes Yes
DirectX Version Info Not Known 10.1
OpenGL Driver Version Not Known 1.1
Total GPU Execution Units Not Known 12
Supports Power Optimized L2 Cache No No
Memory Memory Intel Core i7-4790K Intel Core i7-2600K
RAM Memory Speed 1600MHz 1333MHz
Max Memory Bandwidth 25.6GB/s 21GB/s
Max Memory Channels 2 2
Supported Memory Size 32GB 32GB
Bus Bandwidth 5GT/s 5GT/s
DDR Type Memory Version 3 3
ECC (Error-Correcting Code) Memory Support No No
Benchmarks Benchmarks Intel Core i7-4790K Intel Core i7-2600K
PassMark Score 8089 5464
PassMark Score (Single Thread) 2484 1739
Geekbench 5 Score (Multi-Thread) 3991 3120
Cinebench R20 Score (Multi-Thread) 1982 1865
Cinebench R20 Score (Single Thread) 411 263
Geekbench 5 Score (Single Thread) 1068 811
Blender Score (Classroom) 1320.7seconds 4430.6seconds
Blender Score (bmw27) 423.2seconds 584.2seconds
PassMark Score (Overclocked) 8880 6820
CPU Performance (Per Watt) 45.4 32.8
Power Consumption Under High Load Not Known 128W
Standard Power Consumption Not Known 74W

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