GeForce RTX 2080 and Radeon RX 6600M - video card comparison
Passmark - benchmark score GeForce RTX 2080 vs Radeon RX 6600M
GeForce RTX 2080
19364
Radeon RX 6600M
14089
GeForce RTX 2080
Radeon RX 6600M
Architecture
Turing (2018−2021)
RDNA 2 (2020−2022)
GPU code name
Turing TU104
R21M-E65-70
Market segment
Desktop
Laptop
Release date
August 2018
September 2020
Interface
PCIe 3.0 x16
PCIe 4.0 x8
Supplementary power connectors
1x 6-pin + 1x 8-pin
None
Boost clock speed
1710 MHz
2177 MHz
Core clock speed
1515 MHz
2068 MHz
Manufacturing process technology
12 nm
7 nm
Number of transistors
13,600 million
11,060 million
Pipelines / CUDA cores
2944
1792
Power consumption (TDP)
215 Watt
100 Watt (50 - 100 Watt TGP)
Texture fill rate
314.6
235.8
Memory type
GDDR6
GDDR6
Maximum RAM amount
8 GB
8 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
14000 MHz
14000 MHz
Memory bandwidth
448.0 GB/s
256.0 GB/s
Shared memory
-
-
Display Connectors
1x HDMI, 3x DisplayPort, 1x USB Type-C
No outputs
HDMI
+
-
G-SYNC support
+
-
DirectX
12 Ultimate (12_1)
12 Ultimate (12_2)
CUDA
7.5
-
OpenCL
1.2
2.1
OpenGL
4.6
4.6
Shader Model
6.5
6.5
Vulkan
1.2.131
1.2
VR Ready
+
-