Quadro K620 vs Radeon HD 6990
When choosing between Quadro K620 and Radeon HD 6990, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between Quadro K620 and Radeon HD 6990.
Main Specs
Quadro K620
Radeon HD 6990
Power consumption (TDP)
41 Watt
375 Watt
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
2x 8-pin
Memory type
128 Bit
GDDR5
Maximum RAM amount
2 GB
2 GB
Display Connectors
1x DVI, 1x DisplayPort
1x DVI, 4x mini-DisplayPort
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Radeon HD 6990 has 814% more power consumption, than Quadro K620.
Both video cards are using PCIe 2.0 x16 interface connection to a motherboard.
Quadro K620 and Radeon HD 6990 have maximum RAM of 2 GB.
Both cards are used in Desktops.
Quadro K620 is build with Maxwell architecture, and Radeon HD 6990 - with TeraScale 3.
Core clock speed of Quadro K620 is 228 MHz higher, than Radeon HD 6990.
Quadro K620 is manufactured by 28 nm process technology, and Radeon HD 6990 - by 40 nm process technology.
Radeon HD 6990 is 135 mm longer, than Quadro K620.
Memory clock speed of Radeon HD 6990 is 3200 MHz higher, than Quadro K620.
Game benchmarks
Assassin's Creed Odyssey
Battlefield 5
Call of Duty: Warzone
Counter-Strike: Global Offensive
Cyberpunk 2077
Dota 2
Far Cry 5
Fortnite
Forza Horizon 4
Grand Theft Auto V
Metro Exodus
Minecraft
PLAYERUNKNOWN'S BATTLEGROUNDS
Red Dead Redemption 2
The Witcher 3: Wild Hunt
World of Tanks
high / 1080p
10−12
14−16
ultra / 1080p
6−7
9−10
QHD / 1440p
1−2
3−4
low / 720p
24−27
30−35
medium / 1080p
14−16
18−20
The average gaming FPS of Radeon HD 6990 in Assassin's Creed Odyssey is 36% more, than Quadro K620.
high / 1080p
18−20
24−27
ultra / 1080p
16−18
21−24
QHD / 1440p
2−3
7−8
4K / 2160p
−
5−6
low / 720p
40−45
50−55
medium / 1080p
20−22
27−30
The average gaming FPS of Radeon HD 6990 in Battlefield 5 is 35% more, than Quadro K620.
low / 768p
45−50
45−50
QHD / 1440p
0−1
0−1
Quadro K620 and Radeon HD 6990 have the same average FPS in Call of Duty: Warzone.
low / 768p
180−190
210−220
medium / 768p
150−160
170−180
ultra / 1080p
75−80
95−100
QHD / 1440p
45−50
50−55
4K / 2160p
30−33
30−33
high / 768p
110−120
140−150
The average gaming FPS of Radeon HD 6990 in Counter-Strike: Global Offensive is 17% more, than Quadro K620.
low / 768p
55−60
55−60
ultra / 1080p
30−35
40−45
medium / 1080p
45−50
45−50
The average gaming FPS of Radeon HD 6990 in Cyberpunk 2077 is 8% more, than Quadro K620.
low / 768p
95−100
110−120
medium / 768p
80−85
90−95
ultra / 1080p
50−55
60−65
The average gaming FPS of Radeon HD 6990 in Dota 2 is 16% more, than Quadro K620.
high / 1080p
12−14
18−20
ultra / 1080p
12−14
16−18
4K / 2160p
5−6
6−7
low / 720p
30−33
35−40
medium / 1080p
14−16
18−20
The average gaming FPS of Radeon HD 6990 in Far Cry 5 is 26% more, than Quadro K620.
high / 1080p
20−22
24−27
ultra / 1080p
14−16
18−20
QHD / 1440p
−
16−18
low / 720p
80−85
95−100
medium / 1080p
40−45
50−55
The average gaming FPS of Radeon HD 6990 in Fortnite is 20% more, than Quadro K620.
high / 1080p
20−22
24−27
ultra / 1080p
16−18
20−22
QHD / 1440p
5−6
9−10
low / 720p
40−45
50−55
medium / 1080p
21−24
27−30
The average gaming FPS of Radeon HD 6990 in Forza Horizon 4 is 28% more, than Quadro K620.
low / 768p
70−75
85−90
medium / 768p
60−65
75−80
high / 1080p
21−24
30−33
ultra / 1080p
9−10
12−14
QHD / 1440p
0−1
3−4
The average gaming FPS of Radeon HD 6990 in Grand Theft Auto V is 26% more, than Quadro K620.
high / 1080p
7−8
9−10
ultra / 1080p
5−6
7−8
4K / 2160p
1−2
2−3
low / 720p
21−24
27−30
medium / 1080p
10−11
12−14
The average gaming FPS of Radeon HD 6990 in Metro Exodus is 33% more, than Quadro K620.
low / 768p
100−110
110−120
ultra / 1080p
95−100
100−110
medium / 1080p
100−110
100−110
The average gaming FPS of Radeon HD 6990 in Minecraft is 5% more, than Quadro K620.
high / 1080p
20−22
21−24
ultra / 1080p
16−18
18−20
low / 720p
45−50
55−60
medium / 1080p
21−24
24−27
The average gaming FPS of Radeon HD 6990 in PLAYERUNKNOWN'S BATTLEGROUNDS is 14% more, than Quadro K620.
high / 1080p
12−14
14−16
ultra / 1080p
8−9
9−10
QHD / 1440p
0−1
0−1
low / 720p
21−24
27−30
medium / 1080p
14−16
16−18
The average gaming FPS of Radeon HD 6990 in Red Dead Redemption 2 is 21% more, than Quadro K620.
low / 768p
40−45
55−60
medium / 768p
24−27
30−35
high / 1080p
14−16
18−20
ultra / 1080p
9−10
10−12
4K / 2160p
7−8
8−9
The average gaming FPS of Radeon HD 6990 in The Witcher 3: Wild Hunt is 25% more, than Quadro K620.
low / 768p
95−100
100−110
medium / 768p
55−60
60−65
ultra / 1080p
27−30
35−40
high / 768p
45−50
50−55
The average gaming FPS of Radeon HD 6990 in World of Tanks is 12% more, than Quadro K620.
Full Specs
Quadro K620
Radeon HD 6990
Architecture
Maxwell
TeraScale 3
Code name
GM107
Antilles
Type
Workstation
Desktop
Release date
22 July 2014
8 March 2011
Pipelines
384
1536
Core clock speed
1058 MHz
830 MHz
Boost Clock
1124 MHz
Transistor count
1,870 million
2,640 million
Manufacturing process technology
28 nm
40 nm
Texture fill rate
26.98
79.68
Floating-point performance
863.2 gflops
2x 2,549.8 gflops
Length
160 mm
295 mm
Memory bus width
128 Bit
256 Bit
Memory clock speed
1800 MHz
5000 MHz
Memory bandwidth
160.0 GB/s
DirectX
12
11.2 (11_0)
Shader Model
5
5.0
OpenGL
4.5
4.4
OpenCL
1.2
1.2
Vulkan
+
N/A
CUDA
5.0
Bitcoin / BTC (SHA256)
104 Mh/s
265 Mh/s
Ethereum / ETH (DaggerHashimoto)
24 Mh/s
3D Vision Pro
+
Mosaic
+
Width
1" (2.5 cm)
Number of simultaneous displays
4
nView Desktop Management
+
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