Radeon HD 3450 and Radeon HD 6450 - video card comparison
Passmark - benchmark score Radeon HD 3450 vs Radeon HD 6450
Radeon HD 3450
125
Radeon HD 6450
203
Radeon HD 3450
Radeon HD 6450
Architecture
TeraScale (2005−2013)
TeraScale 2 (2009−2015)
GPU code name
RV620
Caicos
Market segment
Desktop
Desktop
Release date
December 2007
April 2011
Bus support
-
PCIe 2.0 x8
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
None
Boost clock speed
-
750 MHz
Core clock speed
600 MHz
-
Floating-point performance
48 gflops
200.0 gflops
Manufacturing process technology
55 nm
40 nm
Number of transistors
181 million
370 million
Pipelines / CUDA cores
40
160
Power consumption (TDP)
25 Watt
30 Watt
Texture fill rate
2.400
5.000
Memory type
DDR2
GDDR5
Maximum RAM amount
256 MB
1 GB
Memory bus width
64 Bit
64 Bit
Memory clock speed
1000 MHz
800 MHz
Memory bandwidth
8 GB/s
25.6 GB/s
Memory bandwidth
-
8.5-12.8 GB/x (DDR3) or 25.6-28.8 GB/s (GDDR5)
Display Connectors
1x DVI, 1x VGA, 1x S-Video
1x DVI, 1x HDMI, 1x VGA
Eyefinity
-
1
Number of Eyefinity displays
-
4
HDMI
-
+
DisplayPort support
-
+
DirectX
10.1 (10_1)
DirectX® 11
Mantle
-
-
OpenCL
N/A
1.2
OpenGL
3.3
4.4
Shader Model
4.1
5.0
Vulkan
N/A
-
AppAcceleration
-
-
CrossFire
-
1
Enduro
-
-
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-