GeForce GTS 450 and GeForce GTX 490 - video card comparison
GeForce GTS 450
GeForce GTX 490
Architecture
Fermi (2010−2014)
Fermi (2010−2014)
GPU code name
GF106
GF100
Market segment
Desktop
Desktop
Release date
September 2010
-
Bus support
PCI-E 2.0 x 16
-
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
6-pin
2x 8-pin
SLI options
+
-
Core clock speed
783 MHz
608 MHz
CUDA cores
192
-
Floating-point performance
601.3 gflops
-
Manufacturing process technology
40 nm
40 nm
Number of transistors
1,170 million
3,100 million
Pipelines / CUDA cores
192
480
Power consumption (TDP)
106 Watt
365 Watt
Maximum GPU temperature
100 °C
-
Texture fill rate
25.1 billion/sec
36.48
Memory type
GDDR5
GDDR5
Maximum RAM amount
1 GB
1536 MB
Memory bus width
128 Bit
384 Bit
Memory clock speed
1804 (3608 data rate) MHz
3.4 GB/s
Memory bandwidth
57.7 GB/s
164.0 GB/s
Display Connectors
Mini HDMITwo Dual Link DVI
3x DVI, 1x mini-DisplayPort
HDMI
+
-
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
Internal
-
DirectX
12 (11_0)
12 (11_0)
CUDA
+
2.0
OpenCL
1.1
1.1
OpenGL
4.2
4.6
Shader Model
5.1
5.1
Vulkan
N/A
N/A