ATI Radeon HD 2600 PRO vs GeForce GTX 275
We compared two Desktop platform GPUs: 256MB VRAM ATI Radeon HD 2600 PRO and 896MB VRAM GeForce GTX 275 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
ATI Radeon HD 2600 PRO 's Advantages
Lower TDP (35W vs 219W)
GeForce GTX 275 's Advantages
Released 1 years and 7 months late
More VRAM (896GB vs 256GB)
Larger VRAM bandwidth (127.0GB/s vs 16.00GB/s)
120 additional rendering cores
Score
Benchmark
FP32 (float)
ATI Radeon HD 2600 PRO
144
GeForce GTX 275
+368%
674
Graphics Card
Jun 2007
Release Date
Jan 2009
Radeon R600
Generation
GeForce 200
Desktop
Type
Desktop
PCIe 1.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
500 MHz
Memory Clock
1134 MHz
Memory
256MB
Memory Size
896MB
DDR2
Memory Type
GDDR3
128bit
Memory Bus
448bit
16.00GB/s
Bandwidth
127.0GB/s
Render Config
3
Compute Units
-
-
SM Count
30
120
Shading Units
240
8
TMUs
80
4
ROPs
28
64 KB
L2 Cache
224 KB
Theoretical Performance
2.400 GPixel/s
Pixel Rate
17.72 GPixel/s
4.800 GTexel/s
Texture Rate
50.64 GTexel/s
144.0 GFLOPS
FP32 (float)
673.9 GFLOPS
-
FP64 (double)
84.24 GFLOPS
Board Design
35W
TDP
219W
200 W
Suggested PSU
550 W
2x DVI
1x S-Video
Outputs
2x DVI
None
Power Connectors
2x 6-pin
Graphics Processor
RV630
GPU Name
GT200B
RV630 PRO
(215CDBBKA15FG)
GPU Variant
G200-105-B3
TeraScale
Architecture
Tesla 2.0
TSMC
Foundry
TSMC
65 nm
Process Size
55 nm
0.39 billion
Transistors
1.4 billion
153 mm²
Die Size
470 mm²
Graphics Features
10.0 (10_0)
DirectX
11.1 (10_0)
3.3
OpenGL
3.3
N/A
OpenCL
1.1
N/A
Vulkan
N/A
-
CUDA
1.3
4.0
Shader Model
4.0
