GeForce GT 820M and Mobility Radeon HD 4550 - video card comparison
GeForce GT 820M
Mobility Radeon HD 4550
Architecture
Fermi 2.0 (2010−2014)
Terascale 1 (2008−2010)
GPU code name
GF117
M92
Market segment
Desktop
Laptop
Release date
November 2013
January 2010
Interface
PCIe 2.0 x16
MXM-II
Supplementary power connectors
-
None
Core clock speed
775 MHz
550 MHz
Floating-point performance
297.6 gflops
88 gflops
Manufacturing process technology
28 nm
55 nm
Number of transistors
585 million
242 million
Pipelines / CUDA cores
96
80
Power consumption (TDP)
15 Watt
-
Texture fill rate
12.40
4.400
Memory type
DDR3
GDDR3, DDR2, DDR3
Maximum RAM amount
1 GB
512 MB
Memory bus width
64 Bit
64 Bit
Memory clock speed
1800 MHz
700 MHz
Memory bandwidth
14.4 GB/s
11.2 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 (11_0)
10.1 (10_1)
CUDA
2.1
-
OpenCL
1.1
1.1
OpenGL
4.6
3.3
Shader Model
5.1
4.1
Vulkan
N/A
N/A