Intel Xeon Phi 7120X vs NVIDIA GeForce GTX 660 Rev. 2

What is the difference between Intel Xeon Phi 7120X and NVIDIA GeForce GTX 660 Rev. 2. Find out which graphics card has better performance.

Graphics Processor (GPU)

Knights CornerGPU NameGK104
KnightsArchitectureKepler
IntelFoundryTSMC
22 nmProcess Size28 nm
5,000 millionTransistors3,540 million
350 mm²Die Size294 mm²

Graphics Card

Jun 17th, 2013Release DateSep 13th, 2014
Knights Corner
(x100)
FamilyGeForce 600
End-of-lifeProductionEnd-of-life
PCIe 3.0 x16Bus InterfacePCIe 3.0 x16

Memory

16 GBMemory Size2 GB
GDDR5Memory TypeGDDR5
512 bitMemory Bus192 bit
352.0 GB/sBandwidth144.2 GB/s

Performance

81.31 GPixel/sPixel fillrate20.64 GPixel/s
81.31 GTexel/sTexture fillrate82.56 GTexel/s
650.5 GFLOPSFP32 (float) performance1.981 TFLOPS

Clock Speeds

1238 MHzBase Clock980 MHz
1333 MHzBoost Clock1032 MHz
1375 MHz
5.5 Gbps effective
Memory Clock1502 MHz
6 Gbps effective

Render Config

244Shading Units960
61TMUs80
61ROPs24

Board Design

Dual-slotSlot WidthDual-slot
248 mm
9.8 inches
Length241 mm
9.5 inches
300 WThermal design power (TDP)140 W
700 WSuggested PSU300 W
No outputsDisplay Connectors2x DVI
1x HDMI
1x DisplayPort

API support

11.1DirectX12 (11_0)
4.3OpenGL4.6
1.2OpenCL3.0
N/AVulkan1.1
5.0Shader Model5.1