Mobility Radeon HD 5850 and GeForce GT 420M - video card comparison
Mobility Radeon HD 5850
GeForce GT 420M
Architecture
Terascale 2 (2009−2015)
Fermi (2010−2014)
GPU code name
Broadway-PRO
N11P-GE
Market segment
Laptop
Laptop
Release date
January 2010
September 2010
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Core clock speed
625 MHz
500 MHz
CUDA cores
-
96
Floating-point performance
800.0 gflops
192 gflops
Manufacturing process technology
40 nm
40 nm
Number of transistors
1,040 million
585 million
Pipelines / CUDA cores
800
96
Power consumption (TDP)
39 Watt
23 Watt
Texture fill rate
20.00
6.0 billion/sec
Memory type
DDR3, GDDR3, GDDR5
(G)DDR3
Maximum RAM amount
1 GB
1 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
2000 MHz
800 MHz
Memory bandwidth
64 GB/s
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