Intel Core i7-4790K vs Intel Xeon E5-2665

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Intel Core i7-4790K
Intel Core i7-4790K Image
Intel Xeon E5-2665
Intel Xeon E5-2665 Image
Intel Core i7-4790K
Intel Xeon E5-2665
Key Differences Key Differences Intel Core i7-4790K Intel Xeon E5-2665
Cores 4 8
CPU Threads 8 16
Base Clock Speed 4GHz 2.4GHz
Turbo Clock Speed 4.4GHz 3.1GHz
TDP (THERMAL DESIGN POINT) 88W 115W
Has integrated graphics Yes 115W
Performance per watt 45.4 127.0
Performance Performance Intel Core i7-4790K Intel Xeon E5-2665
CPU Speed & Cores 4 x 4GHz 8 x 2.4GHz
Number of CPU Threads 8 16
L2 Cache Size 1MB 2MB
L3 Cache Size 8MB 20MB
Turbo Boost Frequency 4.4GHz 3.1GHz
L1 Cache Size 256KB 512KB
L2 Core 0.25MB/core 0.25MB/core
Does it have an unlocked multiplier Yes No Data Found
L3 Core 2MB/core 2.5MB/core
Clock Multiplier 40 24
Uses ARM big.LITTLE tech No No Data Found
Uses ARM HMP No No Data Found
Turbo Core Tech Version Not Known No Data Found
Turbo Boost Tech Version Not Known No Data Found
Features Features Intel Core i7-4790K Intel Xeon E5-2665
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 Data Found
Has Multithreading Tech Support Yes Yes
Has NX Processor Bit Support Yes Yes
Has FMA3 Instructions Support Yes No Data Found
No. of Bits Executed at a Time Not Known No Data Found
CPU Front-End Width Not Known No Data Found
Supports ARM TrustZone Tech No No Data Found
Has FMA4 Instructions Support No No Data Found
VFP Version Not Known No Data Found
Miscellaneous Miscellaneous Intel Core i7-4790K Intel Xeon E5-2665
Cinebench 10 Score 32390 No Data Found
Cinebench 11.5 Score 9.66 No Data Found
7zip Benchmark 26152MIPS No Data Found
Cinebench 10 Score (Single Thread) 8785 No Data Found
Cinebench 11.5 Score (Single Thread) 2.05 No Data Found
General info General info Intel Core i7-4790K Intel Xeon E5-2665
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 22nm 32nm
GPU Base Clock Speed 350MHz No Data Found
TDP (Thermal Design Point) 88W 115W
PCI Express Version 3 3
CPU Temperature 72.72°C No Data Found
Transistor Count 1400 million 2270 million
OpenGL Driver Version 4 No Data Found
GPU Boost Clock Speed 1250MHz No Data Found
No. of Supported Displays 3 No Data Found
Does it have Integrated Graphics Yes No Data Found
DirectX Version Info Not Known No Data Found
OpenGL Driver Version Not Known No Data Found
Total GPU Execution Units Not Known No Data Found
3DMark06 Score Not Known No Data Found
Total GPU Shading Units Not Known No Data Found
Total GPU TMUs Not Known No Data Found
Total GPU ROPs Not Known No Data Found
Supports Power Optimized L2 Cache No No Data Found
Memory Memory Intel Core i7-4790K Intel Xeon E5-2665
RAM Memory Speed 1600MHz 1600MHz
Max Memory Bandwidth 25.6GB/s 51.2GB/s
Max Memory Channels 2 4
Supported Memory Size 32GB 750GB
Bus Bandwidth 5GT/s 8GT/s
DDR Type Memory Version 3 No Data Found
ECC (Error-Correcting Code) Memory Support No Yes
eMMC Memory version Not Known No Data Found
Bus Frequency Not Known No Data Found
Benchmarks Benchmarks Intel Core i7-4790K Intel Xeon E5-2665
PassMark Score 8089 12658
PassMark Score (Single Thread) 2484 1586
Geekbench 5 Score (Multi-Thread) 3991 No Data Found
Cinebench R20 Score (Multi-Thread) 1982 No Data Found
Cinebench R20 Score (Single Thread) 411 No Data Found
Geekbench 5 Score (Single Thread) 1068 No Data Found
Blender Score (Classroom) 1320.7seconds No Data Found
Blender Score (bmw27) 423.2seconds No Data Found
PassMark Score (Overclocked) 8880 No Data Found
CPU Performance (Per Watt) 45.4 127.0
Power Consumption Under High Load Not Known No Data Found
Standard Power Consumption Not Known No Data Found

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