GeForce GTX 460 vs Radeon HD 2600 XT Mac Edition
We compared two Desktop platform GPUs: 768MB VRAM GeForce GTX 460 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 GTX 460 's Advantages
Released 2 years and 5 months late
More VRAM (768GB vs 256GB)
Larger VRAM bandwidth (86.40GB/s vs 25.60GB/s)
216 additional rendering cores
Radeon HD 2600 XT Mac Edition 's Advantages
Lower TDP (45W vs 160W)
Score
Benchmark
FP32 (float)
GeForce GTX 460
+439%
907
Radeon HD 2600 XT Mac Edition
168
Graphics Card
Jul 2010
Release Date
Feb 2008
GeForce 400
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 1.0 x16
Clock Speeds
900 MHz
Memory Clock
800 MHz
Memory
768MB
Memory Size
256MB
GDDR5
Memory Type
GDDR3
192bit
Memory Bus
128bit
86.40GB/s
Bandwidth
25.60GB/s
Render Config
-
Compute Units
3
7
SM Count
-
336
Shading Units
120
56
TMUs
8
24
ROPs
4
64 KB (per SM)
L1 Cache
-
384 KB
L2 Cache
64 KB
Theoretical Performance
9.450 GPixel/s
Pixel Rate
2.800 GPixel/s
37.80 GTexel/s
Texture Rate
5.600 GTexel/s
907.2 GFLOPS
FP32 (float)
168.0 GFLOPS
75.60 GFLOPS
FP64 (double)
-
Board Design
160W
TDP
45W
450 W
Suggested PSU
200 W
2x DVI
1x mini-HDMI 1.3a
Outputs
2x DVI
-
Power Connectors
None
Graphics Processor
GF104
GPU Name
RV630
GF104-300-KB-A1
GPU Variant
-
Fermi
Architecture
TeraScale
TSMC
Foundry
TSMC
40 nm
Process Size
65 nm
1.95 billion
Transistors
0.39 billion
332 mm²
Die Size
153 mm²
Graphics Features
12 (11_0)
DirectX
10.0 (10_0)
4.6
OpenGL
3.3
1.1
OpenCL
N/A
N/A
Vulkan
N/A
2.1
CUDA
-
5.1
Shader Model
4.0