ATI Radeon HD 2600 PRO vs Radeon HD 2900 PRO
We compared two Desktop platform GPUs: 256MB VRAM ATI Radeon HD 2600 PRO and 512MB VRAM Radeon HD 2900 PRO 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 200W)
Radeon HD 2900 PRO 's Advantages
Released 6 months late
More VRAM (512GB vs 256GB)
Larger VRAM bandwidth (51.20GB/s vs 16.00GB/s)
200 additional rendering cores
Score
Benchmark
FP32 (float)
ATI Radeon HD 2600 PRO
144
Radeon HD 2900 PRO
+166%
384
Graphics Card
Jun 2007
Release Date
Dec 2007
Radeon R600
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 1.0 x16
Bus Interface
PCIe 1.0 x16
Clock Speeds
500 MHz
Memory Clock
800 MHz
Memory
256MB
Memory Size
512MB
DDR2
Memory Type
GDDR3
128bit
Memory Bus
256bit
16.00GB/s
Bandwidth
51.20GB/s
Render Config
3
Compute Units
4
120
Shading Units
320
8
TMUs
16
4
ROPs
16
64 KB
L2 Cache
128 KB
Theoretical Performance
2.400 GPixel/s
Pixel Rate
9.600 GPixel/s
4.800 GTexel/s
Texture Rate
9.600 GTexel/s
144.0 GFLOPS
FP32 (float)
384.0 GFLOPS
Board Design
35W
TDP
200W
200 W
Suggested PSU
550 W
2x DVI
1x S-Video
Outputs
2x DVI
1x S-Video
None
Power Connectors
1x 8-pin
Graphics Processor
RV630
GPU Name
R600
RV630 PRO
(215CDBBKA15FG)
GPU Variant
R600 PRO
(215RGMDKA13FG)
TeraScale
Architecture
TeraScale
TSMC
Foundry
TSMC
65 nm
Process Size
80 nm
0.39 billion
Transistors
0.72 billion
153 mm²
Die Size
420 mm²
Graphics Features
10.0 (10_0)
DirectX
10.0 (10_0)
3.3
OpenGL
3.3 (full)
4.0 (partial)
N/A
OpenCL
N/A
N/A
Vulkan
N/A
4.0
Shader Model
4.0
