Radeon HD 6450 and GeForce GT 720 OEM - video card comparison
Radeon HD 6450
GeForce GT 720 OEM
Architecture
TeraScale 2 (2009−2015)
Kepler (2012−2018)
GPU code name
Caicos
GK107
Market segment
Desktop
Desktop
Release date
April 2011
October 2017
Bus support
PCIe 2.0 x8
-
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Supplementary power connectors
None
None
Boost clock speed
750 MHz
-
Core clock speed
-
993 MHz
Floating-point performance
200.0 gflops
-
Manufacturing process technology
40 nm
28 nm
Number of transistors
370 million
1,270 million
Pipelines / CUDA cores
160
192
Power consumption (TDP)
30 Watt
50 Watt
Texture fill rate
5.000
15.89
Memory type
GDDR5
DDR3
Maximum RAM amount
1 GB
1 GB
Memory bus width
64 Bit
128 Bit
Memory clock speed
800 MHz
1782 MHz
Memory bandwidth
25.6 GB/s
28.51 GB/s
Memory bandwidth
8.5-12.8 GB/x (DDR3) or 25.6-28.8 GB/s (GDDR5)
-
Display Connectors
1x DVI, 1x HDMI, 1x VGA
1x DVI, 1x HDMI, 1x VGA
Eyefinity
1
-
Number of Eyefinity displays
4
-
HDMI
+
+
DisplayPort support
+
-
DirectX
DirectX® 11
12 (11_0)
CUDA
-
3.0
Mantle
-
-
OpenCL
1.2
1.2
OpenGL
4.4
4.6
Shader Model
5.0
5.1
Vulkan
-
1.1.126
AppAcceleration
-
-
CrossFire
1
-
Enduro
-
-
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-