Radeon HD 4550 and GeForce 7900 GT - video card comparison
Passmark - benchmark score Radeon HD 4550 vs GeForce 7900 GT
Radeon HD 4550
242
GeForce 7900 GT
266
Radeon HD 4550
GeForce 7900 GT
Architecture
TeraScale (2005−2013)
Curie (2003−2013)
GPU code name
RV710
G71
Market segment
Desktop
Desktop
Release date
September 2008
March 2006
Interface
PCIe 2.0 x16
PCIe 1.0 x16
Supplementary power connectors
None
1x 6-pin
Core clock speed
600 MHz
450 MHz
Floating-point performance
96 gflops
-
Manufacturing process technology
55 nm
90 nm
Number of transistors
242 million
278 million
Pipelines / CUDA cores
80
-
Power consumption (TDP)
25 Watt
48 Watt
Texture fill rate
4.800
10.80
Memory type
DDR2
GDDR3
Maximum RAM amount
256 MB
256 MB
Memory bus width
64 Bit
256 Bit
Memory clock speed
1310 MHz
1320 MHz
Memory bandwidth
10.48 GB/s
42.24 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
2x DVI, 1x S-Video
HDMI
+
-
DirectX
10.1 (10_1)
9.0c (9_3)
OpenCL
1.1
N/A
OpenGL
3.3
2.1
Shader Model
4.1
3.0
Vulkan
N/A
N/A