Intel Core i7-3930K vs Intel Xeon E3-1275 v2

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Intel Core i7-3930K
Intel Core i7-3930K Image
Intel Xeon E3-1275 v2
Intel Xeon E3-1275 v2 Image
Intel Core i7-3930K
Intel Xeon E3-1275 v2
Key Differences Key Differences Intel Core i7-3930K Intel Xeon E3-1275 v2
Cores 6 4
CPU Threads 12 8
Base Clock Speed 3.2GHz 3.5GHz
Turbo Clock Speed 3.8GHz 3.9GHz
TDP (THERMAL DESIGN POINT) 130W 77W
Has integrated graphics No Yes
Performance per watt 35.6 Not Known
Performance Performance Intel Core i7-3930K Intel Xeon E3-1275 v2
CPU Speed & Cores 6 x 3.2GHz 4 x 3.5GHz
Number of CPU Threads 12 8
L2 Cache Size 1.5MB 1MB
L3 Cache Size 12MB 8MB
Turbo Boost Frequency 3.8GHz 3.9GHz
L1 Cache Size 384KB 256KB
L2 Core 0.25MB/core 0.25MB/core
Does it have an unlocked multiplier Yes No
L3 Core 2MB/core 2MB/core
Clock Multiplier 32 35
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Features Features Intel Core i7-3930K Intel Xeon E3-1275 v2
Has AES Support Yes Yes
Supports CPU Throttling Yes Yes
Supported SSE Version 4.2 Not Known
Has AVX Support Yes Yes
Has MMX Tech Support Yes Yes
Has Multithreading Tech Support Yes Yes
Has NX Processor Bit Support Yes Yes
Has F16C Support No Yes
Supports ARM TrustZone Tech No No
Has FMA4 Instructions Support No No
Has FMA3 Instructions Support No No
Miscellaneous Miscellaneous Intel Core i7-3930K Intel Xeon E3-1275 v2
Geekbench Score 15685 No Data Found
Cinebench 10 Score 30453 No Data Found
Cinebench 11.5 Score 10.19 No Data Found
7zip Benchmark 28976MIPS No Data Found
SysMark 2012 Score 238 No Data Found
DivX encoding Score 22.5s No Data Found
CPU Data Work Score 315 No Data Found
Web Dev Score 264 No Data Found
Media Creation Score 219 No Data Found
Cinebench 11.5 Score (Single Thread) 1.53 No Data Found
Cinebench 10 Score (Single Thread) 4731 No Data Found
3D Modelling Score 293 No Data Found
Office Productivity Score 184 No Data Found
System Management Score 187 No Data Found
Height 52.5mm 37.5mm
Width Size 45mm 37.5mm
General info General info Intel Core i7-3930K Intel Xeon E3-1275 v2
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 32nm 22nm
TDP (Thermal Design Point) 130W 77W
PCI Express Version 2 Not Known
DirectX Version Info 10.1 11
Transistor Count 2270 million Not Known
OpenGL Driver Version 3 4
OpenGL Driver Version 1.1 1.2
Height 52.5mm 37.5mm
Width Size 45mm 37.5mm
GPU Base Clock Speed Not Known 650MHz
GPU Boost Clock Speed Not Known 1250MHz
Total GPU Execution Units Not Known 16
No. of Supported Displays Not Known 3
Supports Power Optimized L2 Cache No No
Does it have Integrated Graphics No Yes
Memory Memory Intel Core i7-3930K Intel Xeon E3-1275 v2
RAM Memory Speed 1600MHz 1600MHz
Max Memory Bandwidth 51.2GB/s 25.6GB/s
Max Memory Channels 4 2
Supported Memory Size 64GB 32GB
Bus Bandwidth 5GT/s Not Known
DDR Type Memory Version 3 Not Known
ECC (Error-Correcting Code) Memory Support No Yes
Bus Frequency Not Known 5GHz
Benchmarks Benchmarks Intel Core i7-3930K Intel Xeon E3-1275 v2
PassMark Score 8070 9449
PassMark Score (Single Thread) 1717 2080
Geekbench 5 Score (Multi-Thread) 4625 Not Known
Cinebench R20 Score (Multi-Thread) 1986 Not Known
Cinebench R20 Score (Single Thread) 269 Not Known
Geekbench 5 Score (Single Thread) 787 Not Known
Blender Score (bmw27) 419.8seconds Not Known
Blender Score (Classroom) 1292.8seconds Not Known
PassMark Score (Overclocked) 10101 Not Known
CPU Performance (Per Watt) 35.6 Not Known
Power Consumption Under High Load 203W Not Known
Standard Power Consumption 81.4W Not Known

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