Quadro RTX A6000 and Radeon RX 6600 XT - video card comparison
Quadro RTX A6000
Radeon RX 6600 XT
Architecture
Ampere (2020−2022)
Navi / RDNA2 (2020−2022)
GPU code name
Ampere
Navi 23
Market segment
Workstation
Desktop
Release date
October 2020
July 2021
Interface
PCIe 4.0 x16
PCIe 4.0 x8
Supplementary power connectors
8-pin EPS
1x 8-pin
Boost clock speed
1800 MHz
2589 MHz
Core clock speed
1410 MHz
1968 MHz
Manufacturing process technology
8 nm
7 nm
Number of transistors
28,300 million
11,060 million
Pipelines / CUDA cores
10752
2048
Power consumption (TDP)
300 Watt
160 (TGP) Watt
Texture fill rate
625.0
331.4
Memory type
GDDR6
GDDR6
Maximum RAM amount
48 GB
8 GB
Memory bus width
384 Bit
128 Bit
Memory clock speed
16000 MHz
16000 MHz
Memory bandwidth
768.0 GB/s
256.0 GB/s
Shared memory
-
-
Display Connectors
4x DisplayPort
1x HDMI, 2x DisplayPort
HDMI
-
+
DirectX
12 Ultimate (12_2)
12.0 Ultimate (12_2)
CUDA
8.6
-
OpenCL
2.0
2.1
OpenGL
4.6
4.6
Shader Model
6.5
6.5
Vulkan
1.2
1.2