Radeon RX 6800 XT and Radeon RX 6600S - video card comparison
Passmark - benchmark score Radeon RX 6800 XT vs Radeon RX 6600S
Radeon RX 6800 XT
25788
Radeon RX 6600S
14088
Radeon RX 6800 XT
Radeon RX 6600S
Architecture
Navi / RDNA2 (2020−2022)
RDNA 2 (2020−2022)
GPU code name
Navi 21
Navi 23
Market segment
Desktop
Laptop
Release date
November 2020
January 2022
Interface
PCIe 4.0 x16
PCIe 4.0 x8
Supplementary power connectors
2x 8-pin
None
Boost clock speed
2250 MHz
1881 MHz
Core clock speed
1825 MHz
-
Manufacturing process technology
7 nm
7 nm
Number of transistors
26,800 million
11,060 million
Pipelines / CUDA cores
4608
1792
Power consumption (TDP)
300 Watt
80 Watt
Texture fill rate
648.0
224.0
Memory type
GDDR6
GDDR6
Maximum RAM amount
16 GB
4 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
16000 MHz
16000 MHz
Memory bandwidth
512.0 GB/s
224.0 GB/s
Shared memory
-
-
Display Connectors
1x HDMI, 2x DisplayPort, 1x USB Type-C
No outputs
HDMI
+
-
DirectX
12 Ultimate (12_2)
12.0 Ultimate (12_2)
OpenCL
2.0
2.1
OpenGL
4.6
4.6
Shader Model
6.5
6.5
Vulkan
1.2
1.2