Radeon RX 550 and Radeon HD 3450 - video card comparison
Passmark - benchmark score Radeon RX 550 vs Radeon HD 3450
Radeon RX 550
2809
Radeon HD 3450
125
Radeon RX 550
Radeon HD 3450
Architecture
GCN 4.0 (2016−2020)
TeraScale (2005−2013)
GPU code name
Lexa
RV620
Market segment
Desktop
Desktop
Release date
April 2017
December 2007
Interface
PCIe 3.0 x8
PCIe 2.0 x16
Supplementary power connectors
None
None
Boost clock speed
1183 MHz
-
Core clock speed
1100 MHz
600 MHz
Floating-point performance
1,211 gflops
48 gflops
Manufacturing process technology
14 nm
55 nm
Number of transistors
2,200 million
181 million
Pipelines / CUDA cores
512
40
Power consumption (TDP)
50 Watt
25 Watt
Texture fill rate
37.86
2.400
Memory type
GDDR5
DDR2
Maximum RAM amount
4 GB
256 MB
Memory bus width
128 Bit
64 Bit
Memory clock speed
7000 MHz
1000 MHz
Memory bandwidth
112.0 GB/s
8 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
1x DVI, 1x VGA, 1x S-Video
HDMI
+
-
DirectX
12 (12_0)
10.1 (10_1)
OpenCL
2.0
N/A
OpenGL
4.6
3.3
Shader Model
6.4
4.1
Vulkan
1.2.131
N/A