GeForce 620M and Radeon X700 - video card comparison
GeForce 620M
Radeon X700
Architecture
Fermi 2.0 (2010−2014)
R400 (2004−2008)
GPU code name
GF117
RV410
Market segment
Desktop
Desktop
Release date
March 2012
September 2004
Interface
PCIe 2.0 x16
PCIe 1.0 x16
Supplementary power connectors
-
None
Core clock speed
625 MHz
400 MHz
Floating-point performance
240.0 gflops
-
Manufacturing process technology
28 nm
110 nm
Number of transistors
585 million
120 million
Pipelines / CUDA cores
96
-
Power consumption (TDP)
15 Watt
44 Watt
Texture fill rate
10.00
3.200
Memory type
DDR3
DDR
Maximum RAM amount
1 GB
128 MB
Memory bus width
64 Bit
128 Bit
Memory clock speed
1800 MHz
500 MHz
Memory bandwidth
14.4 GB/s
8 GB/s
Display Connectors
No outputs
1x DVI, 1x VGA, 1x S-Video
DirectX
12 (11_0)
9.0b (9_2)
CUDA
2.1
-
OpenCL
1.1
N/A
OpenGL
4.6
2.0
Shader Model
5.1
-
Vulkan
N/A
N/A