Radeon RX 550X Mobile and GeForce MX450 - video card comparison
Radeon RX 550X Mobile
GeForce MX450
Architecture
Polaris (2016−2019)
Turing (2018−2021)
GPU code name
Polaris 12
N17S-G5 / GP107-670-A1
Market segment
Laptop
Laptop
Release date
January 2019
August 2020
Interface
PCIe 3.0 x8
PCIe 4.0 x4
Supplementary power connectors
-
None
Boost clock speed
1287 MHz
1575 MHz
Core clock speed
1176 MHz
1395 MHz
Manufacturing process technology
14 nm
12 nm
Number of transistors
2,200 million
4,700 million
Pipelines / CUDA cores
640
896
Power consumption (TDP)
50 Watt
25 Watt (12 - 29 Watt TGP)
Texture fill rate
51.48
100.8
Memory type
GDDR5
GDDR5, GDDR6
Maximum RAM amount
4 GB
2 GB
Memory bus width
128 Bit
64 Bit
Memory clock speed
7000 MHz
10000 MHz
Memory bandwidth
96 GB/s
64.03 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 (12_0)
12 (12_1)
CUDA
-
7.5
OpenCL
2.0
1.2
OpenGL
4.6
4.6
Shader Model
6.4
6.5
Vulkan
1.2.131
1.2
FreeSync
+
-
Optimus
-
+