GeForce GT 635M and Radeon 520 Mobile DDR3 - video card comparison
GeForce GT 635M
Radeon 520 Mobile DDR3
Architecture
Fermi (2010−2014)
GCN 1.0 (2012−2020)
GPU code name
N13E-GE2
Banks
Market segment
Laptop
Laptop
Release date
December 2011
April 2017
Bus support
PCI Express 2.0
-
Interface
PCIe 2.0 x16
PCIe 3.0 x8
Boost clock speed
753 MHz
-
Core clock speed
Up to 675 MHz
1030 MHz
CUDA cores
Up to 144
-
Floating-point performance
253.4 gflops
-
Manufacturing process technology
40 nm
28 nm
Number of transistors
1,170 million
690 million
Pipelines / CUDA cores
144
320
Power consumption (TDP)
35 Watt
50 Watt
Texture fill rate
Up to 16.2 billion/sec
20.60
Memory type
DDR3
DDR3
Maximum RAM amount
2 GB
2 GB
Memory bus width
Up to 192bit
64 Bit
Memory clock speed
1800 MHz
2 GB/s
Memory bandwidth
Up to 43.2 GB/s
16 GB/s
Shared memory
-
-
Display Connectors
No outputs
Portable Device Dependent
HDMI
+
-
HDCP
+
-
Maximum VGA resolution
Up to 2048x1536
-
DirectX
12 API
12 (11_1)
CUDA
+
-
OpenCL
1.1
2.1 (1.2)
OpenGL
4.5
4.6
Shader Model
5.1
6.5 (5.1)
Vulkan
N/A
1.2.170
3D Blu-Ray
+
-
Optimus
+
-