GeForce Go 7900 GS and Mobility Radeon X1400 - video card comparison
GeForce Go 7900 GS
Mobility Radeon X1400
Architecture
G7x (2005−2007)
R500 (2005−2007)
GPU code name
G71M
M54
Market segment
Laptop
Laptop
Release date
April 2006
January 2006
Interface
MXM-II
PCIe 1.0 x16
Boost clock speed
375 MHz
445 MHz
Core clock speed
7 MHz
2 MHz
Manufacturing process technology
90 nm
90 nm
Number of transistors
278 million
107 million
Pipelines / CUDA cores
27
6
Power consumption (TDP)
20 Watt
-
Texture fill rate
7.500
1.780
Memory type
GDDR3
DDR1/DDR2/GDDR3
Maximum RAM amount
512 MB
256 MB
Memory bus width
256 Bit
128 Bit
Memory clock speed
1000 MHz
500 MHz
Memory bandwidth
32 GB/s
8 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
9.0c (9_3)
9.0c (9_3)
OpenCL
N/A
N/A
OpenGL
2.1
2.0
Shader Model
3.0
3.0
Vulkan
N/A
N/A