GeForce GT 620 and Radeon HD 2900 GT - video card comparison
Passmark - benchmark score GeForce GT 620 vs Radeon HD 2900 GT
GeForce GT 620
388
Radeon HD 2900 GT
301
GeForce GT 620
Radeon HD 2900 GT
Architecture
Fermi (2010−2014)
TeraScale (2005−2013)
GPU code name
GF108
R600
Market segment
Desktop
Desktop
Release date
May 2012
November 2007
Bus support
PCI Express 2.0
-
Interface
PCIe 2.0 x16
PCIe 1.0 x16
Supplementary power connectors
None
1x 8-pin
Core clock speed
700 MHz
601 MHz
CUDA cores
96
-
Floating-point performance
268.8 gflops
288.48 gflops
Manufacturing process technology
40 nm
80 nm
Number of transistors
585 million
720 million
Pipelines / CUDA cores
96
240
Power consumption (TDP)
49 Watt
150 Watt
Maximum GPU temperature
98 °C
-
Texture fill rate
11.2 billion/sec
7.212
Memory type
DDR3
GDDR3
Maximum RAM amount
1 GB
256 MB
Memory bus width
64 Bit
256 Bit
Memory clock speed
1.8 GB/s
1600 MHz
Memory bandwidth
14.4 GB/s
51.2 GB/s
Display Connectors
Dual Link DVI-I, HDMI, VGA
2x DVI, 1x S-Video
Multi monitor support
+
-
HDMI
+
-
HDCP
+
-
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
Internal
-
DirectX
12 (11_0)
10.0 (10_0)
CUDA
+
-
OpenCL
1.1
N/A
OpenGL
4.2
3.3
Shader Model
5.1
4.0
Vulkan
N/A
N/A
3D Blu-Ray
+
-