Asus GeForce RTX 3090 TUF Gaming 2xHDMI 3xDP 24GB vs. Asus GeForce RTX 3080 TUF Gaming OC 2xHDMI 3xDP 10GB

Support for multiple graphics cards
Yes
No
Multi-GPU technology
2-Way NVLink
DirectX
12 Ultimate
12 Ultimate
OpenGL
4.6
4.6
Operating system
Linux, Windows 10
Linux, Windows 10
Vulkan
1.2
1.2
DisplayPort
Yes
Yes
DisplayPort version
1.4a
1.4a
Number of DisplayPort outputs
3 ​
3 ​
Type of DisplayPort connector
Standard
Standard
DVI
No
No
HDMI
Yes
Yes
HDMI version
2.1
2.1
Number of HDMI outputs
2 ​
2 ​
Type of HDMI connector
Standard (Type A)
Standard (Type A)
Other connectors
VGA outputs
0 ​
0 ​
Length
299.9 mm
299.9 mm
Number of slots
2.7 ​
2.7 ​
Features
VR ready, Backplate
VR ready, Backplate
Aftermarket cooler (non reference cooler)
Yes
Yes
Chipset Manufacturer
NVIDIA GeForce
NVIDIA GeForce
Cooling
Active
Active
Number of fans
3 ​
3 ​
Semi-passive (passive at low efficiency)
Factory overclocked
Yes
Graphics processor
GeForce RTX 3090
GeForce RTX 3080
Low profile
No
No
PCI Express channels
x16
x16
PCI Express version
PCI-E 4.0
PCI-E 4.0
Unified Shading architecture
Yes
Yes
Unified Shaders
10496
8704
Maximum resolution
7680x4320
7680x4320
Number of supported monitors
4 ​
4 ​
Memory acceleration
No
No
Memory bandwidth
936 GB/s
760 GB/s
Memory capacity
24GB
10GB
Memory interface
384 bit
320 bit
Memory speed (Effective frequency)
19500 MHz
19000 MHz
Memory type
GDDR6X
GDDR6X
Release year
2020
2020
Supplementary power connector
2x8-pin
2x8-pin
Boost mode
Yes
Yes
Processor speed (Boost)
1725 MHz
1815 MHz
Processor speed
1395 MHz
1440 MHz