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GPU Comparison
NVIDIA GeForce GTX 660 Rev. 2 vs ATI Radeon HD 2600 PRO AGP
NVIDIA GeForce GTX 660 Rev. 2 vs ATI Radeon HD 2600 PRO AGP
VS
NVIDIA GeForce GTX 660 Rev. 2
ATI Radeon HD 2600 PRO AGP
We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 Rev. 2 and 512MB VRAM ATI Radeon HD 2600 PRO AGP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 660 Rev. 2 's Advantages
Released 7 years and 3 months late
Boost Clock1032MHz
Larger VRAM bandwidth (144.2GB/s vs 12.67GB/s)
840 additional rendering cores
ATI Radeon HD 2600 PRO AGP 's Advantages
Lower TDP (35W vs 140W)
Score
Benchmark
FP32 (float)
GeForce GTX 660 Rev. 2
+1285%
1.981 TFLOPS
ATI Radeon HD 2600 PRO AGP
0.143 TFLOPS
GeForce GTX 660 Rev. 2
VS
ATI Radeon HD 2600 PRO AGP
Graphics Card
Sep 2014
Release Date
Jun 2007
GeForce 600
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
AGP 8x
Clock Speeds
980 MHz
Base Clock
-
1032 MHz
Boost Clock
-
1502 MHz
Memory Clock
396 MHz
Memory
2GB
Memory Size
512MB
GDDR5
Memory Type
DDR2
192bit
Memory Bus
128bit
144.2GB/s
Bandwidth
12.67GB/s
Render Config
-
SM Count
-
-
Compute Units
3
960
Shading Units
120
80
TMUs
8
24
ROPs
4
-
Tensor Cores
-
-
RT Cores
-
16 KB (per SMX)
L1 Cache
-
384 KB
L2 Cache
64 KB
Theoretical Performance
20.64 GPixel/s
Pixel Rate
2.376 GPixel/s
82.56 GTexel/s
Texture Rate
4.752 GTexel/s
-
FP16 (half)
-
1.981 TFLOPS
FP32 (float)
142.6 GFLOPS
82.56 GFLOPS
FP64 (double)
-
Graphics Processor
GK104
GPU Name
RV630
-
GPU Variant
RV630 PRO (215CDBBKA15FG)
Kepler
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
65 nm
3.54 billion
Transistors
0.39 billion
294 mm²
Die Size
153 mm²
Board Design
140W
TDP
35W
300 W
Suggested PSU
200 W
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
1x DVI 1x VGA 1x S-Video
1x 6-pin
Power Connectors
None
Graphics Features
12 (11_0)
DirectX
10.0 (10_0)
4.6
OpenGL
3.3
3.0
OpenCL
N/A
1.1
Vulkan
N/A
3.0
CUDA
-
5.1
Shader Model
4.0
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