Radeon RX 6600M and GeForce RTX 4080 SUPER - video card comparison
Passmark - benchmark score Radeon RX 6600M vs GeForce RTX 4080 SUPER
Radeon RX 6600M
14091
GeForce RTX 4080 SUPER
35118
Radeon RX 6600M
GeForce RTX 4080 SUPER
Architecture
RDNA 2 (2020−2022)
Ada Lovelace
GPU code name
R21M-E65-70
AD103-400-A1
Market segment
Laptop
Desktop
Release date
September 2020
January 2024
Interface
PCIe 4.0 x8
PCIe 4.0 x16
Supplementary power connectors
None
1x 16-pin
Boost clock speed
2177 MHz
2550 MHz
Core clock speed
2068 MHz
2295 MHz
Manufacturing process technology
7 nm
5 nm
Number of transistors
11,060 million
45,900 million
Pipelines / CUDA cores
1792
10240
Power consumption (TDP)
100 Watt (50 - 100 Watt TGP)
320 Watt
Texture fill rate
235.8
816.0
Memory type
GDDR6
GDDR6X
Maximum RAM amount
8 GB
16 GB
Memory bus width
128 Bit
256 Bit
Memory clock speed
14000 MHz
23000 MHz
Memory bandwidth
256.0 GB/s
716.8 GB/s
Shared memory
-
-
Display Connectors
No outputs
1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI
-
+
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
CUDA
-
8.9
OpenCL
2.1
3.0
OpenGL
4.6
4.6
Shader Model
6.5
6.7
Vulkan
1.2
1.3