Radeon HD 2600 XT and GeForce 320M Mac Edition - video card comparison
Radeon HD 2600 XT
GeForce 320M Mac Edition
Architecture
TeraScale (2005−2013)
Tesla 2.0 (2007−2013)
GPU code name
RV630
C89
Market segment
Desktop
Desktop
Release date
June 2007
April 2010
Interface
PCIe 1.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
-
Core clock speed
800 MHz
450 MHz
Floating-point performance
192 gflops
-
Manufacturing process technology
65 nm
40 nm
Number of transistors
390 million
486 million
Pipelines / CUDA cores
120
48
Power consumption (TDP)
45 Watt
23 Watt
Texture fill rate
6.400
7.200
Memory type
GDDR3
System Shared
Maximum RAM amount
256 MB
System Shared
Memory bus width
128 Bit
System Shared
Memory clock speed
1400 MHz
System Shared
Memory bandwidth
22.4 GB/s
-
Display Connectors
2x DVI, 1x S-Video
Portable Device Dependent
DirectX
10.0 (10_0)
11.1 (10_1)
OpenCL
N/A
N/A
OpenGL
3.3
3.3
Shader Model
4.0
4.1
Vulkan
N/A
N/A