GeForce Go 7900 GS and Mobility Radeon HD 4550 - video card comparison
GeForce Go 7900 GS
Mobility Radeon HD 4550
Architecture
G7x (2005−2007)
Terascale 1 (2008−2010)
GPU code name
G71M
M92
Market segment
Laptop
Laptop
Release date
April 2006
January 2010
Interface
MXM-II
MXM-II
Supplementary power connectors
-
None
Boost clock speed
375 MHz
-
Core clock speed
7 MHz
550 MHz
Floating-point performance
-
88 gflops
Manufacturing process technology
90 nm
55 nm
Number of transistors
278 million
242 million
Pipelines / CUDA cores
27
80
Power consumption (TDP)
20 Watt
-
Texture fill rate
7.500
4.400
Memory type
GDDR3
GDDR3, DDR2, DDR3
Maximum RAM amount
512 MB
512 MB
Memory bus width
256 Bit
64 Bit
Memory clock speed
1000 MHz
700 MHz
Memory bandwidth
32 GB/s
11.2 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
9.0c (9_3)
10.1 (10_1)
OpenCL
N/A
1.1
OpenGL
2.1
3.3
Shader Model
3.0
4.1
Vulkan
N/A
N/A