Radeon X1900 XT and GeForce GT 120 Mac Edition - video card comparison
Radeon X1900 XT
GeForce GT 120 Mac Edition
Architecture
R500 (2005−2007)
Tesla (2006−2010)
GPU code name
R580
G96C
Market segment
Desktop
Desktop
Release date
January 2006
January 2009
Interface
PCIe 1.0 x16
PCIe 2.0 x16
Supplementary power connectors
1x 6-pin
None
Core clock speed
625 MHz
550 MHz
Floating-point performance
-
89.6 gflops
Manufacturing process technology
90 nm
55 nm
Number of transistors
384 million
314 million
Pipelines / CUDA cores
-
32
Power consumption (TDP)
100 Watt
50 Watt
Texture fill rate
10.00
8.800
Memory type
GDDR3
GDDR3
Maximum RAM amount
256 MB
512 MB
Memory bus width
256 Bit
128 Bit
Memory clock speed
1450 MBps
1600 MHz
Memory bandwidth
46.4 GB/s
25.6 GB/s
Display Connectors
2x DVI, 1x S-Video
1x DVI, 1x mini-DisplayPort
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