Radeon RX 550 and Radeon RX 7900 XT - video card comparison
Passmark - benchmark score Radeon RX 550 vs Radeon RX 7900 XT
Radeon RX 550
2809
Radeon RX 7900 XT
29721
Radeon RX 550
Radeon RX 7900 XT
Architecture
GCN 4.0 (2016−2020)
RDNA 3
GPU code name
Lexa
Navi 31 XT
Market segment
Desktop
Desktop
Release date
April 2017
November 2022
Interface
PCIe 3.0 x8
PCIe 4.0 x16
Supplementary power connectors
None
2x 8-pin
Boost clock speed
1183 MHz
2000 MHz
Core clock speed
1100 MHz
-
Floating-point performance
1,211 gflops
-
Manufacturing process technology
14 nm
5 nm
Number of transistors
2,200 million
57,700 million
Pipelines / CUDA cores
512
5376
Power consumption (TDP)
50 Watt
315 Watt
Texture fill rate
37.86
804.4
Memory type
GDDR5
GDDR6
Maximum RAM amount
4 GB
20 GB
Memory bus width
128 Bit
320 Bit
Memory clock speed
7000 MHz
20000 MHz
Memory bandwidth
112.0 GB/s
800.0 GB/s
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
1x HDMI 2.1a, 2x DisplayPort 2.1, 1x USB Type-C
HDMI
+
+
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenCL
2.0
2.1
OpenGL
4.6
4.6
Shader Model
6.4
6.7
Vulkan
1.2.131
1.3