NVIDIA GeForce GTX 660 Rev. 2 vs NVIDIA GeForce GTX 750 Ti OEM

What is the difference between NVIDIA GeForce GTX 660 Rev. 2 and NVIDIA GeForce GTX 750 Ti OEM. Find out which graphics card has better performance.

Graphics Processor (GPU)

GK104GPU NameGK106
KeplerArchitectureKepler
TSMCFoundryTSMC
28 nmProcess Size28 nm
3,540 millionTransistors2,540 million
294 mm²Die Size221 mm²

Graphics Card

Sep 13th, 2014Release DateUnknown
GeForce 600FamilyGeForce 700
End-of-lifeProductionEnd-of-life
GeForce 500PredecessorGeForce 600
PCIe 3.0 x16Bus InterfacePCIe 3.0 x16

Memory

2 GBMemory Size2 GB
GDDR5Memory TypeGDDR5
192 bitMemory Bus256 bit
144.2 GB/sBandwidth192.3 GB/s

Performance

20.64 GPixel/sPixel fillrate21.96 GPixel/s
82.56 GTexel/sTexture fillrate87.84 GTexel/s
1.981 TFLOPSFP32 (float) performance2.108 TFLOPS
82.56 GFLOPS (1:24)FP64 (double) performance87.84 GFLOPS (1:24)

Clock Speeds

980 MHzBase Clock1033 MHz
1032 MHzBoost Clock1098 MHz
1502 MHz
6 Gbps effective
Memory Clock1502 MHz
6 Gbps effective

Render Config

960Shading Units960
80TMUs80
24ROPs32
16 KB (per SMX)L1 Cache16 KB (per SMX)
384 KBL2 Cache512 KB

Board Design

Dual-slotSlot WidthDual-slot
140 WThermal design power (TDP)150 W
300 WSuggested PSU450 W
2x DVI
1x HDMI
1x DisplayPort
Display ConnectorsNo outputs

API support

12 (11_0)DirectX12 (11_0)
4.6OpenGL4.6
3.0OpenCL3.0
1.1Vulkan1.1
5.1Shader Model5.1
3.0CUDA3.0