Mobility Radeon HD 2600 and Mobility Radeon X1800 - video card comparison
Mobility Radeon HD 2600
Mobility Radeon X1800
Architecture
RV6xx (2007−2010)
R500 (2005−2007)
GPU code name
M76
M58
Market segment
Laptop
Laptop
Release date
May 2007
March 2006
Interface
MXM-II
MXM-III
Boost clock speed
-
450 MHz
Core clock speed
500 MHz
6 MHz
Floating-point performance
120 gflops
-
Manufacturing process technology
65 nm
90 nm
Number of transistors
390 million
321 million
Pipelines / CUDA cores
120
18
Texture fill rate
4.000
5.400
Memory type
DDR2, GDDR3
GDDR3
Maximum RAM amount
256+ MB
256 MB
Memory bus width
128 Bit
256 Bit
Memory clock speed
600 MHz
1000 MHz
Memory bandwidth
12.8 GB/s
32 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
10.0 (10_0)
9.0c (9_3)
OpenCL
N/A
N/A
OpenGL
3.3
2.0
Shader Model
4.0
3.0
Vulkan
N/A
N/A