Radeon RX 5900 and Radeon RX 7800 XT - video card comparison
Radeon RX 5900
Radeon RX 7800 XT
Architecture
RDNA 2.0 (2020−2022)
RDNA 3
GPU code name
Navi 21
Navi 32
Market segment
Desktop
Desktop
Release date
-
August 2023
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
2x 8-pin
2x 8-pin
Boost clock speed
1635 MHz
2430 MHz
Manufacturing process technology
7 nm
5 nm
Number of transistors
21,000 million
28,100 million
Pipelines / CUDA cores
4096
3840
Power consumption (TDP)
300 Watt
263 Watt
Texture fill rate
418.6
604.8
Memory type
GDDR6
GDDR6
Maximum RAM amount
12 GB
16 GB
Memory bus width
384 Bit
256 Bit
Memory clock speed
14000 MHz
19500 MHz
Memory bandwidth
672.0 GB/s
576.0 GB/s
Shared memory
-
-
Display Connectors
1x HDMI, 3x DisplayPort
1x HDMI 2.1a, 3x DisplayPort 2.1
HDMI
+
+
DirectX
12 Ultimate (12_1)
12 Ultimate (12_2)
OpenCL
-
2.2
OpenGL
4.6
4.6
Shader Model
-
6.7
Vulkan
-
1.3