Mobility Radeon HD 4830 and GeForce GT 425M - video card comparison
Mobility Radeon HD 4830
GeForce GT 425M
Architecture
Terascale 1 (2008−2010)
Fermi (2010−2014)
GPU code name
M97
N11P-GS
Market segment
Laptop
Laptop
Release date
March 2009
August 2010
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Core clock speed
550 MHz
560 MHz
CUDA cores
-
96
Floating-point performance
704.0 gflops
215.04 gflops
Manufacturing process technology
40 nm
40 nm
Number of transistors
826 million
585 million
Pipelines / CUDA cores
640
96
Power consumption (TDP)
-
23 Watt
Texture fill rate
17.60
6.7 billion/sec
Memory type
GDDR3, DDR3
DDR3
Maximum RAM amount
1 GB
1 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
700 MHz
800 MHz
Memory bandwidth
44.8 GB/s
25.6 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