Home GPU Comparison NVIDIA GeForce GTX 660 vs NVIDIA GeForce GTX 960

NVIDIA GeForce GTX 660 vs NVIDIA GeForce GTX 960

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 and 2GB VRAM GeForce GTX 960 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 660 's Advantages
Larger VRAM bandwidth (144.2GB/s vs 112.2GB/s)
NVIDIA GeForce GTX 960 's Advantages
Released 2 years and 4 months late
Boost Clock has increased by 14% (1178MHz vs 1032MHz)
64 additional rendering cores
Lower TDP (120W vs 140W)

Score

Benchmark

FP32 (float)
GeForce GTX 660
1.981 TFLOPS
GeForce GTX 960 +21%
2.413 TFLOPS
3DMark Time Spy
GeForce GTX 660
1308
GeForce GTX 960 +74%
2283
Blender
GeForce GTX 660
111
GeForce GTX 960 +70%
189
OctaneBench
GeForce GTX 660
27
GeForce GTX 960 +70%
46
VS

Graphics Card

Sep 2012
Release Date
Jan 2015
GeForce 600
Generation
GeForce 900
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

980 MHz
Base Clock
1127 MHz
1032 MHz
Boost Clock
1178 MHz
1502 MHz
Memory Clock
1753 MHz

Memory

2GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
192bit
Memory Bus
128bit
144.2GB/s
Bandwidth
112.2GB/s

Render Config

-
-
-
-
-
-
960
Shading Units
1024
80
TMUs
64
24
ROPs
32
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
48 KB (per SMM)
384 KB
L2 Cache
1024 KB
-
-
-

Theoretical Performance

20.64 GPixel/s
Pixel Rate
37.70 GPixel/s
82.56 GTexel/s
Texture Rate
75.39 GTexel/s
-
-
-
1.981 TFLOPS
FP32 (float)
2.413 TFLOPS
82.56 GFLOPS
FP64 (double)
75.39 GFLOPS

Board Design

140W
TDP
120W
300 W
Suggested PSU
300 W
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
1x DVI 1x HDMI 2.0 3x DisplayPort 1.4a
1x 6-pin
Power Connectors
1x 6-pin

Graphics Processor

GK106
GPU Name
GM206
GK106-400-A1
GPU Variant
GM206-300-A1
Kepler
Architecture
Maxwell 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
2.54 billion
Transistors
2.94 billion
221 mm²
Die Size
228 mm²

Graphics Features

12 (11_0)
DirectX
12 (12_1)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.1
Vulkan
1.3
3.0
CUDA
5.2
5.1
Shader Model
6.4

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