Radeon HD 8550G + HD 8670M Dual Graphics and GeForce GT 420M - video card comparison
Radeon HD 8550G + HD 8670M Dual Graphics
GeForce GT 420M
Architecture
-
Fermi (2010−2014)
GPU code name
-
N11P-GE
Market segment
Laptop
Laptop
Release date
August 2013
September 2010
Interface
-
PCIe 2.0 x16
Core clock speed
720 / 975 MHz
500 MHz
CUDA cores
-
96
Floating-point performance
-
192 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
-
585 million
Pipelines / CUDA cores
640
96
Power consumption (TDP)
-
23 Watt
Texture fill rate
-
6.0 billion/sec
Memory type
DDR3
(G)DDR3
Maximum RAM amount
-
1 GB
Memory bus width
64 Bit
128 Bit
Memory clock speed
2000 MHz
800 MHz
Memory bandwidth
-
25.6 GB/s
Shared memory
-
-
Display Connectors
-
No outputs
DirectX
11
12 API
CUDA
-
+
OpenCL
-
1.1
OpenGL
-
4.5
Shader Model
-
5.1
Vulkan
-
N/A