ATI Radeon HD 2600 PRO vs GeForce 405 OEM
We compared two Desktop platform GPUs: 256MB VRAM ATI Radeon HD 2600 PRO and 512MB VRAM GeForce 405 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
ATI Radeon HD 2600 PRO 's Advantages
Larger VRAM bandwidth (16.00GB/s vs 12.64GB/s)
104 additional rendering cores
GeForce 405 OEM 's Advantages
Released 3 years and 3 months late
More VRAM (512GB vs 256GB)
Lower TDP (25W vs 35W)
Score
Benchmark
FP32 (float)
ATI Radeon HD 2600 PRO
+220%
144
GeForce 405 OEM
45
Graphics Card
Jun 2007
Release Date
Sep 2010
Radeon R600
Generation
GeForce 400
Desktop
Type
Desktop
PCIe 1.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
500 MHz
Memory Clock
790 MHz
Memory
256MB
Memory Size
512MB
DDR2
Memory Type
DDR3
128bit
Memory Bus
64bit
16.00GB/s
Bandwidth
12.64GB/s
Render Config
3
Compute Units
-
-
SM Count
2
120
Shading Units
16
8
TMUs
8
4
ROPs
4
64 KB
L2 Cache
32 KB
Theoretical Performance
2.400 GPixel/s
Pixel Rate
2.356 GPixel/s
4.800 GTexel/s
Texture Rate
4.712 GTexel/s
144.0 GFLOPS
FP32 (float)
44.86 GFLOPS
Board Design
35W
TDP
25W
200 W
Suggested PSU
200 W
2x DVI
1x S-Video
Outputs
1x DVI
1x HDMI
1x VGA
None
Power Connectors
None
Graphics Processor
RV630
GPU Name
GT218
RV630 PRO
(215CDBBKA15FG)
GPU Variant
GT218-300-B1
TeraScale
Architecture
Tesla 2.0
TSMC
Foundry
TSMC
65 nm
Process Size
40 nm
0.39 billion
Transistors
0.26 billion
153 mm²
Die Size
57 mm²
Graphics Features
10.0 (10_0)
DirectX
11.1 (10_1)
3.3
OpenGL
3.3
N/A
OpenCL
1.1
N/A
Vulkan
N/A
-
CUDA
1.2
4.0
Shader Model
4.1
