Radeon HD 6450A and GeForce GT 140 OEM - video card comparison
Radeon HD 6450A
GeForce GT 140 OEM
Architecture
TeraScale 2 (2009−2015)
Tesla (2006−2010)
GPU code name
Caicos
G94B
Market segment
Desktop
Desktop
Release date
April 2011
March 2009
Interface
MXM-A (3.0)
PCIe 2.0 x16
Supplementary power connectors
-
1x 6-pin
Core clock speed
625 MHz
650 MHz
Floating-point performance
200 gflops
208 gflops
Manufacturing process technology
40 nm
55 nm
Number of transistors
370 million
505 million
Pipelines / CUDA cores
160
64
Power consumption (TDP)
25 Watt
105 Watt
Texture fill rate
5.000
20.80
Memory type
DDR3
GDDR3
Maximum RAM amount
512 MB
1 GB
Memory bus width
64 Bit
256 Bit
Memory clock speed
1066 MHz
1800 MHz
Memory bandwidth
8.528 GB/s
57.6 GB/s
Display Connectors
No outputs
2x DVI, 1x S-Video
DirectX
11.2 (11_0)
11.1 (10_0)
CUDA
-
1.1
OpenCL
1.2
1.1
OpenGL
4.4
3.3
Shader Model
5.0
4.0
Vulkan
N/A
N/A