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MSI GeForce RTX 3080 Ventus 3X OC HDMI 3xDP 10GB vs. Sapphire Radeon RX 6600 XT Pulse HDMI 3xDP 8GB

DirectX
12 Ultimate
OpenGL
4.6
Operating system
Linux, Windows 10
Support for multiple graphics cards
No
Vulkan
1.2
DisplayPort
Yes
Yes
DisplayPort version
1.4a
Number of DisplayPort outputs
3 ​
3 ​
Type of DisplayPort connector
Standard
DVI
No
HDMI
Yes
Yes
HDMI version
2.1
Number of HDMI outputs
1 ​
1 ​
Type of HDMI connector
Standard (Type A)
Other connectors
VGA outputs
0 ​
Length
305 mm
Number of slots
2.7 ​
2 ​
Features
VR ready, Backplate
Aftermarket cooler (non reference cooler)
Yes
Chipset Manufacturer
NVIDIA GeForce
AMD Radeon
Cooling
Active
Active
Number of fans
3 ​
2 ​
Semi-passive (passive at low efficiency)
Yes
Factory overclocked
Yes
Yes
Graphics processor
GeForce RTX 3080
Radeon RX 6600 XT
Low profile
No
PCI Express channels
x16
x16
PCI Express version
PCI-E 4.0
PCI-E 4.0
Unified Shading architecture
Yes
Unified Shaders
8704
Maximum resolution
7680x4320
Number of supported monitors
4 ​
4 ​
Memory acceleration
No
Memory bandwidth
760 GB/s
16 GB/s
Memory capacity
10GB
8GB
Memory interface
320 bit
128 bit
Memory speed (Effective frequency)
19000 MHz
Memory type
GDDR6X
GDDR6
Release year
2020
2021
Supplementary power connector
2x8-pin
Boost mode
Yes
Yes
Processor speed (Boost)
1740 MHz
2593 MHz
Processor speed
1440 MHz
2382 MHz