GeForce GTS 450 and Radeon HD 6450 GDDR5 - video card comparison
GeForce GTS 450
Radeon HD 6450 GDDR5
Architecture
Fermi (2010−2014)
Terascale 2 (2009−2015)
GPU code name
GF106
Caicos
Market segment
Desktop
Desktop
Release date
September 2010
April 2011
Bus support
PCI-E 2.0 x 16
-
Interface
PCIe 2.0 x16
-
Supplementary power connectors
6-pin
-
SLI options
+
-
Core clock speed
783 MHz
750 MHz
CUDA cores
192
-
Floating-point performance
601.3 gflops
-
Manufacturing process technology
40 nm
40 nm
Number of transistors
1,170 million
-
Pipelines / CUDA cores
192
160
Power consumption (TDP)
106 Watt
27 Watt
Maximum GPU temperature
100 °C
-
Texture fill rate
25.1 billion/sec
-
Memory type
GDDR5
GDDR5
Maximum RAM amount
1 GB
1 GB
Memory bus width
128 Bit
64 Bit
Memory clock speed
1804 (3608 data rate) MHz
900 MHz
Memory bandwidth
57.7 GB/s
-
Shared memory
-
-
Display Connectors
Mini HDMITwo Dual Link DVI
-
HDMI
+
-
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
Internal
-
DirectX
12 (11_0)
11
CUDA
+
-
OpenCL
1.1
-
OpenGL
4.2
-
Shader Model
5.1
-
Vulkan
N/A
-