GeForce GTX 850A and GeForce GT 520M - video card comparison
Passmark - benchmark score GeForce GTX 850A vs GeForce GT 520M
GeForce GTX 850A
1080
GeForce GT 520M
289
GeForce GTX 850A
GeForce GT 520M
Architecture
Maxwell (2014−2018)
Fermi (2010−2014)
GPU code name
GM107
N12P-GP/LV
Market segment
Desktop
Laptop
Release date
March 2014
January 2011
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
-
None
Boost clock speed
936 MHz
-
Core clock speed
902 MHz
740 / 600 MHz
CUDA cores
-
48
Floating-point performance
1,198 gflops
129.02 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
1,870 million
585 million
Pipelines / CUDA cores
640
48
Power consumption (TDP)
45 Watt
12 Watt
Texture fill rate
37.44
5.9 billion/sec
Memory type
DDR3
DDR3
Maximum RAM amount
2 GB
1536 MB
Memory bus width
128 Bit
64 Bit
Memory clock speed
1800 MHz
800 MHz
Memory bandwidth
28.8 GB/s
12.8 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 (11_0)
12 API
CUDA
5.0
+
OpenCL
1.2
1.1
OpenGL
4.6
4.5
Shader Model
5.1
5.1
Vulkan
1.1.126
N/A
Optimus
-
+