GeForce GT 620 OEM and Radeon HD 2900 PRO - video card comparison
GeForce GT 620 OEM
Radeon HD 2900 PRO
Architecture
Fermi 2.0 (2010−2014)
TeraScale (2005−2013)
GPU code name
GF119
R600
Market segment
Desktop
Desktop
Release date
April 2012
December 2007
Interface
PCIe 2.0 x16
PCIe 1.0 x16
Supplementary power connectors
None
1x 8-pin
Core clock speed
810 MHz
600 MHz
Floating-point performance
155.5 gflops
384.0 gflops
Manufacturing process technology
40 nm
80 nm
Number of transistors
292 million
720 million
Pipelines / CUDA cores
48
320
Power consumption (TDP)
30 Watt
200 Watt
Texture fill rate
6.480
9.600
Memory type
DDR3
GDDR3
Maximum RAM amount
512 MB
512 MB
Memory bus width
64 Bit
256 Bit
Memory clock speed
1796 MHz
1600 MHz
Memory bandwidth
14.37 GB/s
51.2 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x VGA
2x DVI, 1x S-Video
HDMI
+
-
DirectX
12 (11_0)
10.0 (10_0)
CUDA
2.1
-
OpenCL
1.1
N/A
OpenGL
4.6
3.3
Shader Model
5.1
4.0
Vulkan
N/A
N/A