Radeon RX 6600 XT and Radeon Pro W6800X - video card comparison
Radeon RX 6600 XT
Radeon Pro W6800X
Architecture
Navi / RDNA2 (2020−2022)
RDNA 2.0 (2020−2022)
GPU code name
Navi 23
Navi 21
Market segment
Desktop
Workstation
Release date
July 2021
August 2021
Interface
PCIe 4.0 x8
Apple MPX
Supplementary power connectors
1x 8-pin
Apple MPX
Boost clock speed
2589 MHz
2087 MHz
Core clock speed
1968 MHz
-
Manufacturing process technology
7 nm
7 nm
Number of transistors
11,060 million
26,800 million
Pipelines / CUDA cores
2048
3840
Power consumption (TDP)
160 (TGP) Watt
200 Watt
Texture fill rate
331.4
500.9
Memory type
GDDR6
GDDR6
Maximum RAM amount
8 GB
32 GB
Memory bus width
128 Bit
256 Bit
Memory clock speed
16000 MHz
16 GB/s
Memory bandwidth
256.0 GB/s
512.0 GB/s
Shared memory
-
-
Display Connectors
1x HDMI, 2x DisplayPort
1x HDMI 2.1, 4x Thunderbolt
HDMI
+
+
DirectX
12.0 Ultimate (12_2)
12 Ultimate (12_2)
OpenCL
2.1
2.1
OpenGL
4.6
4.6
Shader Model
6.5
6.7
Vulkan
1.2
1.3