GeForce 8400 GS PCI vs Radeon HD 2600 XT Mac Edition
We compared two Desktop platform GPUs: 512MB VRAM GeForce 8400 GS PCI and 256MB VRAM Radeon HD 2600 XT Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce 8400 GS PCI 's Advantages
More VRAM (512GB vs 256GB)
Lower TDP (25W vs 45W)
Radeon HD 2600 XT Mac Edition 's Advantages
Larger VRAM bandwidth (25.60GB/s vs 5.328GB/s)
112 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce 8400 GS PCI
22
Radeon HD 2600 XT Mac Edition
+663%
168
Graphics Card
Dec 2007
Release Date
Feb 2008
GeForce 8
Generation
Radeon R600
Desktop
Type
Desktop
PCI
Bus Interface
PCIe 1.0 x16
Clock Speeds
333 MHz
Memory Clock
800 MHz
Memory
512MB
Memory Size
256MB
DDR2
Memory Type
GDDR3
64bit
Memory Bus
128bit
5.328GB/s
Bandwidth
25.60GB/s
Render Config
-
Compute Units
3
1
SM Count
-
8
Shading Units
120
4
TMUs
8
4
ROPs
4
16 KB
L2 Cache
64 KB
Theoretical Performance
2.268 GPixel/s
Pixel Rate
2.800 GPixel/s
2.268 GTexel/s
Texture Rate
5.600 GTexel/s
22.40 GFLOPS
FP32 (float)
168.0 GFLOPS
Board Design
25W
TDP
45W
200 W
Suggested PSU
200 W
1x S-Video
1x DMS-59
Outputs
2x DVI
None
Power Connectors
None
Graphics Processor
G98
GPU Name
RV630
G98-400-U2
GPU Variant
-
Tesla
Architecture
TeraScale
TSMC
Foundry
TSMC
65 nm
Process Size
65 nm
0.21 billion
Transistors
0.39 billion
86 mm²
Die Size
153 mm²
Graphics Features
11.1 (10_0)
DirectX
10.0 (10_0)
3.3
OpenGL
3.3
1.1
OpenCL
N/A
N/A
Vulkan
N/A
1.1
CUDA
-
4.0
Shader Model
4.0