GeForce RTX 3080 Ti 20 GB and Radeon RX 6650 XT - video card comparison
GeForce RTX 3080 Ti 20 GB
Radeon RX 6650 XT
Architecture
Ampere (2020−2022)
Navi / RDNA2 (2020−2022)
GPU code name
GA102
Navi 23
Market segment
Desktop
Desktop
Release date
January 2022
May 2022
Interface
PCIe 4.0 x16
PCIe 4.0 x8
Supplementary power connectors
1x 12-pin
1x 8-pin
Boost clock speed
1665 MHz
2635 MHz
Core clock speed
-
2055 MHz
Manufacturing process technology
8 nm
7 nm
Number of transistors
28,300 million
11,060 million
Pipelines / CUDA cores
10240
2048
Power consumption (TDP)
350 Watt
176 Watt
Texture fill rate
532.8
337.3
Memory type
GDDR6X
GDDR6
Maximum RAM amount
20 GB
8 GB
Memory bus width
320 Bit
128 Bit
Memory clock speed
19 GB/s
17500 MHz
Memory bandwidth
760.3 GB/s
280.3 GB/s
Display Connectors
1x HDMI 2.1, 3x DisplayPort 1.4a
1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI
+
+
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
CUDA
8.6
-
OpenCL
3.0
2.1
OpenGL
4.6
4.6
Shader Model
6.6
6.5
Vulkan
1.3
1.3