Intel Core i7-3960X vs Intel Core i5-2500K

VS
Intel Core i7-3960X
Intel Core i7-3960X Image
Intel Core i5-2500K
Intel Core i5-2500K Image
Intel Core i7-3960X
Intel Core i5-2500K
Key Differences Key Differences Intel Core i7-3960X Intel Core i5-2500K
Cores 6 4
CPU Threads 12 4
Base Clock Speed 3.3GHz 3.4GHz
Turbo Clock Speed 3.9GHz 3.7GHz
TDP (THERMAL DESIGN POINT) 130W 95W
Has integrated graphics No Yes
Performance per watt 37.6 96.0
Performance Performance Intel Core i7-3960X Intel Core i5-2500K
CPU Speed & Cores 6 x 3.3GHz 4 x 3.4GHz
Number of CPU Threads 12 4
L2 Cache Size 1.5MB 1MB
L3 Cache Size 15MB 6MB
Turbo Boost Frequency 3.9GHz 3.7GHz
L1 Cache Size 384KB 256KB
L2 Core 0.25MB/core 0.25MB/core
Does it have an unlocked multiplier Yes Yes
L3 Core 2.5MB/core 1.5MB/core
Clock Multiplier 33 33
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
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Features Features Intel Core i7-3960X Intel Core i5-2500K
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 Multithreading Tech Support Yes No
Has NX Processor Bit Support Yes Yes
Has F16C Support No No
Supports ARM TrustZone Tech No No
Has FMA4 Instructions Support No No
Has FMA3 Instructions Support No No
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Miscellaneous Miscellaneous Intel Core i7-3960X Intel Core i5-2500K
Geekbench Score 16241 9128
Cinebench 10 Score 31491 20381
Cinebench 11.5 Score 10.52 5.42
7zip Benchmark 31232MIPS 14440MIPS
SysMark 2012 Score 241 179
DivX encoding Score 22.5s 31.3s
CPU Data Work Score 317 195
Media Creation Score 212 172
Web Dev Score 268 184
Cinebench 10 Score (Single Thread) 5298 5860
Cinebench 11.5 Score (Single Thread) 1.57 1.57
3D Modelling Score 309 191
Office Productivity Score 183 159
System Management Score 190 174
X264 HD Score (Pass 1) 192.4FPS 96.79FPS
X264 HD Score (Pass 2) 61.2FPS 28.49FPS
Handbrake Encoding Score 64.9s 8.19s
Height 52.5mm 37.5mm
Width Size 45mm 37.5mm
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General info General info Intel Core i7-3960X Intel Core i5-2500K
Has 64-bit Support Yes Yes
Semiconductor Size 32nm 32nm
TDP (Thermal Design Point) 130W 95W
PCI Express Version 2 2
DirectX Version Info 10.1 10.1
Transistor Count 2270 million 995 million
OpenGL Driver Version 3 3
OpenGL Driver Version 1.1 1.1
Width Size 45mm 37.5mm
Height 52.5mm 37.5mm
GPU Base Clock Speed Not Known 850MHz
GPU Boost Clock Speed Not Known 1100MHz
Total GPU Execution Units Not Known 12
No. of Supported Displays Not Known 2
Supports Power Optimized L2 Cache No No
Does it have Integrated Graphics No Yes
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Memory Memory Intel Core i7-3960X Intel Core i5-2500K
RAM Memory Speed 1600MHz 1333MHz
Max Memory Bandwidth 51.2GB/s 21GB/s
Max Memory Channels 4 2
Supported Memory Size 64GB 32GB
Bus Bandwidth 5GT/s 5GT/s
DDR Type Memory Version 3 Not Known
ECC (Error-Correcting Code) Memory Support No No
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Benchmarks Benchmarks Intel Core i7-3960X Intel Core i5-2500K
PassMark Score 8866 6387
PassMark Score (Single Thread) 1815 1864
Geekbench 5 Score (Multi-Thread) 4887 Not Known
Geekbench 5 Score (Single Thread) 818 Not Known
Blender Score (Classroom) 1513.8seconds Not Known
Blender Score (bmw27) 426.4seconds Not Known
PassMark Score (Overclocked) 10059 8113
CPU Performance (Per Watt) 37.6 96.0
Power Consumption Under High Load Not Known 125.6W
Standard Power Consumption Not Known 73.4W
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