Radeon HD 8550G and GeForce GT 420M - video card comparison
Passmark - benchmark score Radeon HD 8550G vs GeForce GT 420M
Radeon HD 8550G
422
GeForce GT 420M
417
Radeon HD 8550G
GeForce GT 420M
Architecture
Terascale 3 (2010−2013)
Fermi (2010−2014)
GPU code name
Richland
N11P-GE
Market segment
Laptop
Laptop
Release date
March 2013
September 2010
Interface
IGP
PCIe 2.0 x16
Boost clock speed
720 MHz
-
Core clock speed
515 MHz
500 MHz
CUDA cores
-
96
Floating-point performance
-
192 gflops
Manufacturing process technology
32 nm
40 nm
Number of transistors
1,303 million
585 million
Pipelines / CUDA cores
256
96
Power consumption (TDP)
35 Watt
23 Watt
Texture fill rate
11.52
6.0 billion/sec
Memory type
System Shared
(G)DDR3
Maximum RAM amount
System Shared
1 GB
Memory bus width
System Shared
128 Bit
Memory clock speed
System Shared
800 MHz
Memory bandwidth
-
25.6 GB/s
Shared memory
+
-
Display Connectors
No outputs
No outputs
DirectX
11.2 (11_0)
12 API
CUDA
-
+
OpenCL
1.2
1.1
OpenGL
4.4
4.5
Shader Model
5.0
5.1
Vulkan
N/A
N/A