Radeon HD 6850M and GeForce GT 520MX - video card comparison
Radeon HD 6850M
GeForce GT 520MX
Architecture
Terascale 2 (2009−2015)
Fermi (2010−2014)
GPU code name
Granville Pro/LP
N12P-GVR
Market segment
Laptop
Laptop
Release date
January 2011
May 2011
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Core clock speed
575 / 675 MHz
900 MHz
CUDA cores
-
48
Floating-point performance
1,080.0 gflops
172.8 gflops
Manufacturing process technology
40 nm
40 nm
Number of transistors
1,040 million
292 million
Pipelines / CUDA cores
800
48
Power consumption (TDP)
50 Watt
20 Watt
Texture fill rate
27.00
7.2 billion/sec
Memory type
DDR3, GDDR5
DDR3
Maximum RAM amount
1 GB
1 GB
Memory bus width
128 Bit
64 Bit
Memory clock speed
800 MHz
900 MHz
Memory bandwidth
25.6 GB/s
14.4 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
11.2 (11_0)
12 API
CUDA
-
+
OpenCL
1.2
1.1
OpenGL
4.4
4.5
Shader Model
5.0
5.1
Vulkan
N/A
N/A
Optimus
-
+