Radeon RX 550 and GeForce RTX 4090 Max-Q - video card comparison
Radeon RX 550
GeForce RTX 4090 Max-Q
Architecture
GCN 4.0 (2016−2020)
Ada Lovelace
GPU code name
Lexa
AD103
Market segment
Desktop
Desktop
Release date
April 2017
January 2023
Interface
PCIe 3.0 x8
PCIe 4.0 x16
Supplementary power connectors
None
None
Boost clock speed
1183 MHz
1455 MHz
Core clock speed
1100 MHz
-
Floating-point performance
1,211 gflops
-
Manufacturing process technology
14 nm
4 nm
Number of transistors
2,200 million
45,900 million
Pipelines / CUDA cores
512
9728
Power consumption (TDP)
50 Watt
80 Watt
Texture fill rate
37.86
442.3
Memory type
GDDR5
GDDR6
Maximum RAM amount
4 GB
16 GB
Memory bus width
128 Bit
256 Bit
Memory clock speed
7000 MHz
14 GB/s
Memory bandwidth
112.0 GB/s
448.0 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
Portable Device Dependent
HDMI
+
-
DirectX
12 (12_0)
12 Ultimate (12_2)
CUDA
-
8.9
OpenCL
2.0
3.0
OpenGL
4.6
4.6
Shader Model
6.4
6.7
Vulkan
1.2.131
1.3