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GPU Comparison
NVIDIA GeForce GTX 660 vs AMD Radeon HD 7470 OEM
NVIDIA GeForce GTX 660 vs AMD Radeon HD 7470 OEM
VS
NVIDIA GeForce GTX 660
AMD Radeon HD 7470 OEM
We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 and 1024MB VRAM Radeon HD 7470 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 660 's Advantages
Released 8 months late
Boost Clock1032MHz
More VRAM (2GB vs 1GB)
Larger VRAM bandwidth (144.2GB/s vs 28.80GB/s)
800 additional rendering cores
AMD Radeon HD 7470 OEM 's Advantages
Lower TDP (27W vs 140W)
Score
Benchmark
FP32 (float)
GeForce GTX 660
+725%
1.981 TFLOPS
Radeon HD 7470 OEM
0.24 TFLOPS
GeForce GTX 660
VS
Radeon HD 7470 OEM
Graphics Card
Sep 2012
Release Date
Jan 2012
GeForce 600
Generation
Southern Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
980 MHz
Base Clock
-
1032 MHz
Boost Clock
-
1502 MHz
Memory Clock
900 MHz
Memory
2GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
192bit
Memory Bus
64bit
144.2GB/s
Bandwidth
28.80GB/s
Render Config
-
SM Count
-
-
Compute Units
2
960
Shading Units
160
80
TMUs
8
24
ROPs
4
-
Tensor Cores
-
-
RT Cores
-
16 KB (per SMX)
L1 Cache
8 KB (per CU)
384 KB
L2 Cache
128 KB
Theoretical Performance
20.64 GPixel/s
Pixel Rate
3.000 GPixel/s
82.56 GTexel/s
Texture Rate
6.000 GTexel/s
-
FP16 (half)
-
1.981 TFLOPS
FP32 (float)
240.0 GFLOPS
82.56 GFLOPS
FP64 (double)
-
Graphics Processor
GK106
GPU Name
Caicos
GK106-400-A1
GPU Variant
Khalidster
Kepler
Architecture
TeraScale 2
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
2.54 billion
Transistors
0.37 billion
221 mm²
Die Size
67 mm²
Board Design
140W
TDP
27W
300 W
Suggested PSU
200 W
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
1x DVI 1x DisplayPort 1.1
1x 6-pin
Power Connectors
None
Graphics Features
12 (11_0)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
3.0
OpenCL
1.2
1.1
Vulkan
N/A
3.0
CUDA
-
5.1
Shader Model
5.0
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