GeForce GTS 450 and Radeon HD 4670 X2 - video card comparison
GeForce GTS 450
Radeon HD 4670 X2
Architecture
Fermi (2010−2014)
TeraScale (2005−2013)
GPU code name
GF106
RV730
Market segment
Desktop
Desktop
Release date
September 2010
September 2008
Bus support
PCI-E 2.0 x 16
-
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
6-pin
1x 6-pin
SLI options
+
-
Core clock speed
783 MHz
750 MHz
CUDA cores
192
-
Floating-point performance
601.3 gflops
2x 480.0 gflops
Manufacturing process technology
40 nm
55 nm
Number of transistors
1,170 million
514 million
Pipelines / CUDA cores
192
320
Power consumption (TDP)
106 Watt
118 Watt
Maximum GPU temperature
100 °C
-
Texture fill rate
25.1 billion/sec
24.00
Memory type
GDDR5
GDDR3
Maximum RAM amount
1 GB
512 MB
Memory bus width
128 Bit
128 Bit
Memory clock speed
1804 (3608 data rate) MHz
1400 MHz
Memory bandwidth
57.7 GB/s
22.4 GB/s
Display Connectors
Mini HDMITwo Dual Link DVI
4x DVI
HDMI
+
-
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
Internal
-
DirectX
12 (11_0)
10.1 (10_1)
CUDA
+
-
OpenCL
1.1
1.1
OpenGL
4.2
3.3
Shader Model
5.1
4.1
Vulkan
N/A
N/A