GeForce RTX 3080 Max-Q and GeForce RTX 4080 Max-Q - video card comparison
GeForce RTX 3080 Max-Q
GeForce RTX 4080 Max-Q
Architecture
Ampere (2020−2022)
Ada Lovelace
GPU code name
GN20-E7 GA104
AD104
Market segment
Laptop
Desktop
Release date
January 2021
January 2023
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
None
None
Boost clock speed
1245 MHz
1350 MHz
Core clock speed
780 MHz
-
Manufacturing process technology
8 nm
4 nm
Number of transistors
17,400 million
35,800 million
Pipelines / CUDA cores
6144
7424
Power consumption (TDP)
80 Watt
60 Watt
Texture fill rate
239.0
313.2
Memory type
GDDR6
GDDR6
Maximum RAM amount
16 GB
12 GB
Memory bus width
256 Bit
192 Bit
Memory clock speed
6000 MHz
14 GB/s
Memory bandwidth
320.0 GB/s
336.0 GB/s
Shared memory
-
-
Display Connectors
1x HDMI, 3x DisplayPort
Portable Device Dependent
HDMI
+
-
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
CUDA
8.6
8.9
OpenCL
2.0
3.0
OpenGL
4.6
4.6
Shader Model
6.5
6.7
Vulkan
1.2
1.3