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EVGA GeForce RTX 2080 FTW3 Ultra HDMI 3xDP 8GB vs. Gigabyte GeForce GTX 1660 Super OC HDMI 3xDP 6GB + 9

DirectX
12 Ultimate
12.0
12.0
12 Ultimate
12 Ultimate
12.0
12.0
12 Ultimate
12 Ultimate
12 Ultimate
OpenGL
4.6
4.6
4.6
4.6
4.6
4.6
4.5
4.6
4.6
4.6
Operating system
Linux, Windows 7, Windows 10
Windows 7, Windows 10
Linux, Windows 7, Windows 10
Linux, Windows 7, Windows 10
Linux, Windows 10
Linux, Windows 7, Windows 10
Linux, Windows 7, Windows 10
Linux, Windows 7, Windows 10
Linux, Windows 10
Linux, Windows 10
Support for multiple graphics cards
Yes
No
No
No
No
No
Yes
No
No
No
Multi-GPU technology
2-Way NVLink
CrossFireX
Vulkan
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
DisplayPort
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
DisplayPort version
1.4
1.4
1.4
1.4
1.4a
1.4
1.4
1.4
1.4a
1.4a
Number of DisplayPort outputs
3 ​
3 ​
3 ​
3 ​
1 ​
2 ​
3 ​
2 ​
3 ​
3 ​
2 ​
Type of DisplayPort connector
Standard
Standard
Standard
Standard
Standard
Standard
Standard
DVI
No
No
Yes
No
Yes
No
No
Dual Link
1 ​
Single Link
0 ​
Number of DVI outputs
1 ​
1 ​
HDMI
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
HDMI version
2.0b
2.0b
2.0b
2.0b
2.1
2.0b
2.0b
2.0b
2.1
2.1
Number of HDMI outputs
1 ​
1 ​
1 ​
1 ​
2 ​
2 ​
1 ​
2 ​
1 ​
2 ​
2 ​
Type of HDMI connector
Standard (Type A)
Standard (Type A)
Standard (Type A)
Standard (Type A)
Standard (Type A)
Standard (Type A)
Standard (Type A)
Other connectors
VirtualLink (USB Type C)
VGA outputs
0 ​
0 ​
0 ​
0 ​
0 ​
0 ​
0 ​
0 ​
0 ​
0 ​
Length
301.9 mm
225.65 mm
310.5 mm
228 mm
242 mm
286 mm
279.85 mm
269 mm
267 mm
286 mm
Number of slots
2.75 ​
2 ​
2 ​
2 ​
2 ​
2.7 ​
2 ​
Features
VR ready, Backplate
VR ready, Backplate
Backplate
Backplate
VR ready, Backplate
VR ready
Backplate
VR ready
VR ready
VR ready, Backplate
VR ready, Backplate
Aftermarket cooler (non reference cooler)
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Cooling
Active
Active
Active
Active
Active
Active
Active
Active
Active
Active
Number of fans
3 ​
2 ​
3 ​
2 ​
2 ​
3 ​
3 ​
2 ​
2 ​
3 ​
Semi-passive (passive at low efficiency)
Yes
Yes
Yes
Yes
Factory overclocked
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Low profile
No
No
No
No
No
No
No
No
No
No
PCI Express channels
x16
x16
x16
x16
x16
x16
x16
x16
x16
x16
x16
PCI Express version
PCI-E 3.0
PCI-E 3.0
PCI-E 4.0
PCI-E 3.0
PCI-E 4.0
PCI-E 4.0
PCI-E 3.0
PCI-E 3.0
PCI-E 4.0
PCI-E 4.0
Unified Shading architecture
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Unified Shaders
2944
1408
2304
1920
2304
2304
2304
5888
5888
Maximum resolution
7680x4320
7680x4320
7680x4320
7680x4320
7680x4320
7680x4320
7680x4320
7680x4320
7680x4320
7680x4320
7680x4320
Number of supported monitors
4 ​
4 ​
4 ​
4 ​
4 ​
4 ​
4 ​
4 ​
4 ​
4 ​
4 ​
Memory acceleration
No
No
No
No
No
No
No
No
No
No
Memory bandwidth
448 GB/s
336 GB/s
288 GB/s
14 GB/s
448 GB/s
288 GB/s
256 GB/s
448 GB/s
448 GB/s
Memory capacity
8GB
6GB
16GB
6GB
6GB
8GB
6GB
8GB
8GB
8GB
8GB
Memory interface
256 bit
192 bit
192 bit
192 bit
256 bit
192 bit
256 bit
256 bit
256 bit
256 bit
Memory speed (Effective frequency)
14000 MHz
14000 MHz
12000 MHz
14000 MHz
14000 MHz
12000 MHz
8000 MHz
14000 MHz
14000 MHz
Memory type
GDDR6
GDDR6
GDDR6
GDDR6
GDDR6
GDDR6
GDDR6
GDDR5
GDDR6
GDDR6
GDDR6
Release year
2018
2019
2020
2020
2019
2020
2020
2017
2020
2020
2020
Supplementary power connector
2x8-pin
1x8-pin
2x8-pin
1x8-pin
1x8-pin
1x6+1x8-pin
1x8-pin
1x8-pin
2x8-pin
1x6+1x8-pin
Boost mode
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Processor speed (Boost)
1860 MHz
1830 MHz
1620 MHz
1755 MHz
1620 MHz
1366 MHz
1755 MHz
1815 MHz
Processor speed
1860 MHz
1530 MHz
1460 MHz
1365 MHz
1560 MHz
1366 MHz
1500 MHz
1500 MHz