Quadro RTX A6000 and Radeon RX 6400 - video card comparison
Quadro RTX A6000
Radeon RX 6400
Architecture
Ampere (2020−2022)
RDNA 2.0 (2020−2022)
GPU code name
Ampere
Navi 24
Market segment
Workstation
Desktop
Release date
October 2020
January 2022
Interface
PCIe 4.0 x16
PCIe 4.0 x4
Supplementary power connectors
8-pin EPS
None
Boost clock speed
1800 MHz
2321 MHz
Core clock speed
1410 MHz
-
Manufacturing process technology
8 nm
6 nm
Number of transistors
28,300 million
5,400 million
Pipelines / CUDA cores
10752
768
Power consumption (TDP)
300 Watt
53 Watt
Texture fill rate
625.0
111.4
Memory type
GDDR6
GDDR6
Maximum RAM amount
48 GB
4 GB
Memory bus width
384 Bit
64 Bit
Memory clock speed
16000 MHz
16 GB/s
Memory bandwidth
768.0 GB/s
128.0 GB/s
Shared memory
-
-
Display Connectors
4x DisplayPort
1x HDMI 2.1, 1x DisplayPort 1.4a
HDMI
-
+
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
CUDA
8.6
-
OpenCL
2.0
2.2
OpenGL
4.6
4.6
Shader Model
6.5
6.6
Vulkan
1.2
1.3