GeForce GT 635M and Mobility Radeon HD 4550 - video card comparison
GeForce GT 635M
Mobility Radeon HD 4550
Architecture
Fermi (2010−2014)
Terascale 1 (2008−2010)
GPU code name
N13E-GE2
M92
Market segment
Laptop
Laptop
Release date
December 2011
January 2010
Bus support
PCI Express 2.0
-
Interface
PCIe 2.0 x16
MXM-II
Supplementary power connectors
-
None
Boost clock speed
753 MHz
-
Core clock speed
Up to 675 MHz
550 MHz
CUDA cores
Up to 144
-
Floating-point performance
253.4 gflops
88 gflops
Manufacturing process technology
40 nm
55 nm
Number of transistors
1,170 million
242 million
Pipelines / CUDA cores
144
80
Power consumption (TDP)
35 Watt
-
Texture fill rate
Up to 16.2 billion/sec
4.400
Memory type
DDR3
GDDR3, DDR2, DDR3
Maximum RAM amount
2 GB
512 MB
Memory bus width
Up to 192bit
64 Bit
Memory clock speed
1800 MHz
700 MHz
Memory bandwidth
Up to 43.2 GB/s
11.2 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
HDMI
+
-
HDCP
+
-
Maximum VGA resolution
Up to 2048x1536
-
DirectX
12 API
10.1 (10_1)
CUDA
+
-
OpenCL
1.1
1.1
OpenGL
4.5
3.3
Shader Model
5.1
4.1
Vulkan
N/A
N/A
3D Blu-Ray
+
-
Optimus
+
-