Radeon RX 5600 XT and Radeon RX 455 OEM - video card comparison
Radeon RX 5600 XT
Radeon RX 455 OEM
Architecture
RDNA 1.0 (2019−2020)
GCN 2.0 (2013−2017)
GPU code name
Navi 10
Tobago
Market segment
Desktop
Desktop
Release date
January 2020
June 2016
Interface
PCIe 4.0 x16
PCIe 3.0 x16
Supplementary power connectors
1x 8-pin
1x 6-pin
Boost clock speed
1750 MHz
-
Core clock speed
1235 MHz
1050 MHz
Floating-point performance
-
1,613 gflops
Manufacturing process technology
7 nm
28 nm
Number of transistors
10,300 million
2,080 million
Pipelines / CUDA cores
2304
768
Power consumption (TDP)
150 Watt
100 Watt
Texture fill rate
224.6
50.40
Memory type
GDDR6
GDDR5
Maximum RAM amount
6 GB
2 GB
Memory bus width
192 Bit
128 Bit
Memory clock speed
14000 MHz
6500 MHz
Memory bandwidth
288.0 GB/s
104.0 GB/s
Shared memory
-
-
Display Connectors
1x HDMI, 3x DisplayPort
1x DVI, 1x HDMI, 1x DisplayPort
HDMI
+
+
DirectX
12 (12_1)
12 (12_0)
OpenCL
2.0
2.0
OpenGL
4.6
4.6
Shader Model
6.5
6.3
Vulkan
1.2.131
1.2.131