Radeon HD 3450 and GeForce GTX 490 - video card comparison
Radeon HD 3450
GeForce GTX 490
Architecture
TeraScale (2005−2013)
Fermi (2010−2014)
GPU code name
RV620
GF100
Market segment
Desktop
Desktop
Release date
December 2007
-
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
2x 8-pin
Core clock speed
600 MHz
608 MHz
Floating-point performance
48 gflops
-
Manufacturing process technology
55 nm
40 nm
Number of transistors
181 million
3,100 million
Pipelines / CUDA cores
40
480
Power consumption (TDP)
25 Watt
365 Watt
Texture fill rate
2.400
36.48
Memory type
DDR2
GDDR5
Maximum RAM amount
256 MB
1536 MB
Memory bus width
64 Bit
384 Bit
Memory clock speed
1000 MHz
3.4 GB/s
Memory bandwidth
8 GB/s
164.0 GB/s
Display Connectors
1x DVI, 1x VGA, 1x S-Video
3x DVI, 1x mini-DisplayPort
DirectX
10.1 (10_1)
12 (11_0)
CUDA
-
2.0
OpenCL
N/A
1.1
OpenGL
3.3
4.6
Shader Model
4.1
5.1
Vulkan
N/A
N/A