GeForce 7900 GTX and GeForce GT 550M - video card comparison
Passmark - benchmark score GeForce 7900 GTX vs GeForce GT 550M
GeForce 7900 GTX
399
GeForce GT 550M
590
GeForce 7900 GTX
GeForce GT 550M
Architecture
Curie (2003−2013)
Fermi (2010−2014)
GPU code name
G71
N12P-GT
Market segment
Desktop
Laptop
Release date
March 2006
January 2011
Interface
PCIe 1.0 x16
PCIe 2.0 x16
Supplementary power connectors
1x 6-pin
None
Core clock speed
650 MHz
740 MHz
CUDA cores
-
96
Floating-point performance
-
284.16 gflops
Manufacturing process technology
90 nm
40 nm
Number of transistors
278 million
585 million
Pipelines / CUDA cores
-
96
Power consumption (TDP)
84 Watt
35 Watt
Texture fill rate
15.60
11.8 billion/sec
Memory type
GDDR3
DDR3
Maximum RAM amount
512 MB
1536 MB
Memory bus width
256 Bit
128 Bit
Memory clock speed
1600 MHz
900 MHz
Memory bandwidth
51.2 GB/s
28.8 GB/s
Shared memory
-
-
Display Connectors
2x DVI, 1x S-Video
No outputs
DirectX
9.0c (9_3)
12 API
CUDA
-
+
OpenCL
N/A
1.1
OpenGL
2.1
4.5
Shader Model
3.0
5.1
Vulkan
N/A
N/A
Optimus
-
+