Radeon X1900 XTX and GeForce 8600 GT Mac Edition - video card comparison
Radeon X1900 XTX
GeForce 8600 GT Mac Edition
Architecture
R500 (2005−2007)
Tesla (2006−2010)
GPU code name
R580
G84
Market segment
Desktop
Desktop
Release date
January 2006
April 2007
Interface
PCIe 1.0 x16
PCIe 1.0 x16
Supplementary power connectors
1x 6-pin
None
Core clock speed
650 MHz
600 MHz
Floating-point performance
-
92.8 gflops
Manufacturing process technology
90 nm
80 nm
Number of transistors
384 million
289 million
Pipelines / CUDA cores
-
32
Power consumption (TDP)
135 Watt
47 Watt
Texture fill rate
10.40
9.600
Memory type
GDDR3
GDDR3
Maximum RAM amount
512 MB
128 MB
Memory bus width
256 Bit
128 Bit
Memory clock speed
1550 MBps
1500 MHz
Memory bandwidth
49.6 GB/s
24 GB/s
Display Connectors
2x DVI, 1x S-Video
2x DVI
DirectX
9.0c (9_3)
11.1 (10_0)
CUDA
-
1.1
OpenCL
N/A
1.1
OpenGL
2.1 (full)
Shader Model
3.04.0
Vulkan
N/A
N/A