GeForce GTS 450 Rev. 2 and Radeon 550 - video card comparison
GeForce GTS 450 Rev. 2
Radeon 550
Architecture
Fermi 2.0 (2010−2014)
GCN 4.0 (2016−2020)
GPU code name
GF116
Lexa
Market segment
Desktop
Desktop
Release date
March 2011
April 2017
Interface
PCIe 2.0 x16
PCIe 3.0 x8
Supplementary power connectors
1x 6-pin
None
Boost clock speed
-
1183 MHz
Core clock speed
783 MHz
1100 MHz
Floating-point performance
601.3 gflops
-
Manufacturing process technology
40 nm
14 nm
Number of transistors
1,170 million
2,200 million
Pipelines / CUDA cores
192
512
Power consumption (TDP)
106 Watt
50 Watt
Texture fill rate
25.06
37.86
Memory type
GDDR5
GDDR5
Maximum RAM amount
1 GB
2 GB
Memory bus width
128 Bit
64 Bit
Memory clock speed
3608 MHz
7 GB/s
Memory bandwidth
57.73 GB/s
56 GB/s
Display Connectors
2x DVI, 1x mini-HDMI
1x DVI, 1x HDMI 2.0b, 1x DisplayPort 1.4a
HDMI
+
+
DirectX
12 (11_0)
12 (12_0)
CUDA
2.1
-
OpenCL
1.1
2.1
OpenGL
4.6
4.6
Shader Model
5.1
6.7
Vulkan
N/A
1.3