Radeon HD 6550D and GeForce 7900 GTX - video card comparison
Passmark - benchmark score Radeon HD 6550D vs GeForce 7900 GTX
Radeon HD 6550D
412
GeForce 7900 GTX
399
Radeon HD 6550D
GeForce 7900 GTX
Architecture
Terascale 2 (2009−2015)
Curie (2003−2013)
GPU code name
Llano
G71
Market segment
Desktop
Desktop
Release date
June 2011
March 2006
Interface
IGP
PCIe 1.0 x16
Supplementary power connectors
-
1x 6-pin
Core clock speed
600 MHz
650 MHz
Manufacturing process technology
32 nm
90 nm
Number of transistors
1000 Million
278 million
Pipelines / CUDA cores
400
-
Power consumption (TDP)
65 Watt
84 Watt
Texture fill rate
12.00
15.60
Memory type
System Shared
GDDR3
Maximum RAM amount
System Shared
512 MB
Memory bus width
System Shared
256 Bit
Memory clock speed
System Shared
1600 MHz
Memory bandwidth
-
51.2 GB/s
Shared memory
+
-
Display Connectors
No outputs
2x DVI, 1x S-Video
DirectX
11.2 (11_0)
9.0c (9_3)
OpenCL
1.2
N/A
OpenGL
4.4
2.1
Shader Model
5.0
3.0
Vulkan
N/A
N/A