GeForce 7900 GTX and GeForce GT 520M - video card comparison
Passmark - benchmark score GeForce 7900 GTX vs GeForce GT 520M
GeForce 7900 GTX
399
GeForce GT 520M
289
GeForce 7900 GTX
GeForce GT 520M
Architecture
Curie (2003−2013)
Fermi (2010−2014)
GPU code name
G71
N12P-GP/LV
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 / 600 MHz
CUDA cores
-
48
Floating-point performance
-
129.02 gflops
Manufacturing process technology
90 nm
40 nm
Number of transistors
278 million
585 million
Pipelines / CUDA cores
-
48
Power consumption (TDP)
84 Watt
12 Watt
Texture fill rate
15.60
5.9 billion/sec
Memory type
GDDR3
DDR3
Maximum RAM amount
512 MB
1536 MB
Memory bus width
256 Bit
64 Bit
Memory clock speed
1600 MHz
800 MHz
Memory bandwidth
51.2 GB/s
12.8 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
-
+