Mobility Radeon HD 4830 and GeForce GT 550M - video card comparison
Mobility Radeon HD 4830
GeForce GT 550M
Architecture
Terascale 1 (2008−2010)
Fermi (2010−2014)
GPU code name
M97
N12P-GT
Market segment
Laptop
Laptop
Release date
March 2009
January 2011
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
-
None
Core clock speed
550 MHz
740 MHz
CUDA cores
-
96
Floating-point performance
704.0 gflops
284.16 gflops
Manufacturing process technology
40 nm
40 nm
Number of transistors
826 million
585 million
Pipelines / CUDA cores
640
96
Power consumption (TDP)
-
35 Watt
Texture fill rate
17.60
11.8 billion/sec
Memory type
GDDR3, DDR3
DDR3
Maximum RAM amount
1 GB
1536 MB
Memory bus width
128 Bit
128 Bit
Memory clock speed
700 MHz
900 MHz
Memory bandwidth
44.8 GB/s
28.8 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
10.1 (10_1)
12 API
CUDA
-
+
OpenCL
1.1
1.1
OpenGL
3.3
4.5
Shader Model
4.1
5.1
Vulkan
N/A
N/A
Optimus
-
+