GeForce RTX 3080 and Radeon RX 6400 - video card comparison
Passmark - benchmark score GeForce RTX 3080 vs Radeon RX 6400
GeForce RTX 3080
26043
Radeon RX 6400
7778
GeForce RTX 3080
Radeon RX 6400
Architecture
Ampere (2020−2022)
RDNA 2.0 (2020−2022)
GPU code name
Ampere GA102
Navi 24
Market segment
Desktop
Desktop
Release date
September 2020
January 2022
Interface
PCIe 4.0 x16
PCIe 4.0 x4
Supplementary power connectors
1x 12-pin
None
Boost clock speed
1710 MHz
2321 MHz
Core clock speed
1450 MHz
-
Manufacturing process technology
8 nm
6 nm
Number of transistors
28,300 million
5,400 million
Pipelines / CUDA cores
8704
768
Power consumption (TDP)
320 Watt
53 Watt
Texture fill rate
465.1
111.4
Memory type
GDDR6X
GDDR6
Maximum RAM amount
10 GB
4 GB
Memory bus width
320 Bit
64 Bit
Memory clock speed
19000 MHz
16 GB/s
Memory bandwidth
760.3 GB/s
128.0 GB/s
Shared memory
-
-
Display Connectors
1x HDMI, 3x DisplayPort
1x HDMI 2.1, 1x DisplayPort 1.4a
HDMI
+
+
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
CUDA
8.5
-
OpenCL
2.0
2.2
OpenGL
4.6
4.6
Shader Model
6.5
6.6
Vulkan
1.2
1.3