Radeon HD 5550 and Radeon RX 6400 - video card comparison
Passmark - benchmark score Radeon HD 5550 vs Radeon RX 6400
Radeon HD 5550
387
Radeon RX 6400
7776
Radeon HD 5550
Radeon RX 6400
Architecture
TeraScale 2 (2009−2015)
RDNA 2.0 (2020−2022)
GPU code name
Redwood
Navi 24
Market segment
Desktop
Desktop
Release date
February 2010
January 2022
Interface
PCIe 2.0 x16
PCIe 4.0 x4
Supplementary power connectors
None
None
Boost clock speed
-
2321 MHz
Core clock speed
550 MHz
-
Floating-point performance
352.0 gflops
-
Manufacturing process technology
40 nm
6 nm
Number of transistors
627 million
5,400 million
Pipelines / CUDA cores
320
768
Power consumption (TDP)
39 Watt
53 Watt
Texture fill rate
8.800
111.4
Memory type
GDDR5
GDDR6
Maximum RAM amount
2 GB
4 GB
Memory bus width
128 Bit
64 Bit
Memory clock speed
3200 MHz
16 GB/s
Memory bandwidth
51.2 GB/s
128.0 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x VGA
1x HDMI 2.1, 1x DisplayPort 1.4a
HDMI
+
+
DirectX
11.2 (11_0)
12 Ultimate (12_2)
OpenCL
1.2
2.2
OpenGL
4.4
4.6
Shader Model
5.0
6.6
Vulkan
N/A
1.3