Radeon RX 6600 XT and GeForce RTX 2080 Engineering Sample - video card comparison
Radeon RX 6600 XT
GeForce RTX 2080 Engineering Sample
Architecture
Navi / RDNA2 (2020−2022)
Turing (2018−2021)
GPU code name
Navi 23
TU104
Market segment
Desktop
Desktop
Release date
July 2021
-
Interface
PCIe 4.0 x8
PCIe 3.0 x16
Supplementary power connectors
1x 8-pin
1x 6-pin + 1x 8-pin
Boost clock speed
2589 MHz
1710 MHz
Core clock speed
1968 MHz
-
Manufacturing process technology
7 nm
12 nm
Number of transistors
11,060 million
13,600 million
Pipelines / CUDA cores
2048
3072
Power consumption (TDP)
160 (TGP) Watt
215 Watt
Texture fill rate
331.4
328.3
Memory type
GDDR6
GDDR6
Maximum RAM amount
8 GB
8 GB
Memory bus width
128 Bit
256 Bit
Memory clock speed
16000 MHz
14 GB/s
Memory bandwidth
256.0 GB/s
448.0 GB/s
Shared memory
-
-
Display Connectors
1x HDMI, 2x DisplayPort
1x HDMI 2.0, 3x DisplayPort 1.4a, 1x USB Type-C
HDMI
+
+
DirectX
12.0 Ultimate (12_2)
12 Ultimate (12_2)
CUDA
-
7.5
OpenCL
2.1
3.0
OpenGL
4.6
4.6
Shader Model
6.5
6.7
Vulkan
1.2
1.3