NVIDIA GeForce GTX 960 vs NVIDIA GeForce GTX 660 Rev. 2
GPU Specs Compare
Graphics Card
Release Date
Jan 2015
Sep 2014
Generation
GeForce 900
GeForce 600
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1127 MHz
980 MHz
Boost Clock
1178 MHz
1032 MHz
Memory Clock
1753 MHz
1502 MHz
Memory
Memory Size
2GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
128bit
192bit
Bandwidth
112.2GB/s
144.2GB/s
Render Config
Shading Units
1024
960
TMUs
64
80
ROPs
32
24
L1 Cache
48 KB (per SMM)
16 KB (per SMX)
L2 Cache
1024 KB
384 KB
Theoretical Performance
Pixel Rate
37.70 GPixel/s
20.64 GPixel/s
Texture Rate
75.39 GTexel/s
82.56 GTexel/s
FP32 (float)
2.413 TFLOPS
1.981 TFLOPS
FP64 (double)
75.39 GFLOPS
82.56 GFLOPS
Graphics Processor
GPU Name
GM206
GK104
GPU Variant
GM206-300-A1
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Architecture
Maxwell 2.0
Kepler
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
2.94 billion
3.54 billion
Die Size
228 mm²
294 mm²
Board Design
TDP
120W
140W
Suggested PSU
300 W
300 W
Outputs
1x DVI1x HDMI 2.03x DisplayPort 1.4a
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
1x 6-pin
1x 6-pin
Graphics Features
DirectX
12 (12_1)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.1
CUDA
5.2
3.0
Shader Model
6.4
5.1
📊 Benchmark
3DMark Time Spy
2,300
-
3DMark Time Spy Extreme
1,025
-
Shadow of the Tomb Raider 2160p
10
-
Shadow of the Tomb Raider 1440p
25
-
Shadow of the Tomb Raider 1080p
35
-
GTA 5 1080p
70
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