Quadro K620 vs Radeon HD 7790
If you are going to buy a new graphics card and are choosing between Quadro K620 and Radeon HD 7790, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the Quadro K620 stacks up against Radeon HD 7790, check out specs charts below.
Main Specs
Quadro K620
Radeon HD 7790
Power consumption (TDP)
41 Watt
85 Watt
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Supplementary power connectors
None
1x 6-pin
Memory type
128 Bit
GDDR5
Maximum RAM amount
2 GB
1 GB
Display Connectors
1x DVI, 1x DisplayPort
1x DVI, 1x HDMI, 2x mini-DisplayPort
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Radeon HD 7790 has 107% more power consumption, than Quadro K620.
Quadro K620 is connected by PCIe 2.0 x16, and Radeon HD 7790 uses PCIe 3.0 x16 interface.
Quadro K620 has 1 GB more memory, than Radeon HD 7790.
Both cards are used in Desktops.
Quadro K620 is build with Maxwell architecture, and Radeon HD 7790 - with GCN 2.0.
Core clock speed of Quadro K620 is 58 MHz higher, than Radeon HD 7790.
Quadro K620 and Radeon HD 7790 are manufactured by 28 nm process technology.
Radeon HD 7790 is 23 mm longer, than Quadro K620.
Memory clock speed of Radeon HD 7790 is 4200 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
16−18
ultra / 1080p
6−7
9−10
QHD / 1440p
1−2
4−5
4K / 2160p
−
4−5
low / 720p
24−27
30−35
medium / 1080p
14−16
20−22
The average gaming FPS of Radeon HD 7790 in Assassin's Creed Odyssey is 45% more, than Quadro K620.
high / 1080p
18−20
24−27
ultra / 1080p
16−18
21−24
QHD / 1440p
2−3
8−9
4K / 2160p
−
6−7
low / 720p
40−45
50−55
medium / 1080p
20−22
27−30
The average gaming FPS of Radeon HD 7790 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 7790 have the same average FPS in Call of Duty: Warzone.
low / 768p
180−190
210−220
medium / 768p
150−160
180−190
ultra / 1080p
75−80
100−110
QHD / 1440p
45−50
55−60
4K / 2160p
30−33
30−35
high / 768p
110−120
140−150
The average gaming FPS of Radeon HD 7790 in Counter-Strike: Global Offensive is 21% 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 7790 in Cyberpunk 2077 is 8% more, than Quadro K620.
low / 768p
95−100
110−120
medium / 768p
80−85
95−100
ultra / 1080p
50−55
65−70
The average gaming FPS of Radeon HD 7790 in Dota 2 is 20% more, than Quadro K620.
high / 1080p
12−14
18−20
ultra / 1080p
12−14
16−18
QHD / 1440p
−
16−18
4K / 2160p
5−6
6−7
low / 720p
30−33
40−45
medium / 1080p
14−16
20−22
The average gaming FPS of Radeon HD 7790 in Far Cry 5 is 40% more, than Quadro K620.
high / 1080p
20−22
24−27
ultra / 1080p
14−16
20−22
QHD / 1440p
−
16−18
low / 720p
80−85
100−110
medium / 1080p
40−45
55−60
The average gaming FPS of Radeon HD 7790 in Fortnite is 30% more, than Quadro K620.
high / 1080p
20−22
27−30
ultra / 1080p
16−18
21−24
QHD / 1440p
5−6
10−11
4K / 2160p
−
10−11
low / 720p
40−45
55−60
medium / 1080p
21−24
30−33
The average gaming FPS of Radeon HD 7790 in Forza Horizon 4 is 42% more, than Quadro K620.
low / 768p
70−75
85−90
medium / 768p
60−65
75−80
high / 1080p
21−24
30−35
ultra / 1080p
9−10
12−14
QHD / 1440p
0−1
3−4
The average gaming FPS of Radeon HD 7790 in Grand Theft Auto V is 26% more, than Quadro K620.
high / 1080p
7−8
10−11
ultra / 1080p
5−6
8−9
4K / 2160p
1−2
3−4
low / 720p
21−24
30−35
medium / 1080p
10−11
12−14
The average gaming FPS of Radeon HD 7790 in Metro Exodus is 44% more, than Quadro K620.
low / 768p
100−110
110−120
ultra / 1080p
95−100
−
medium / 1080p
100−110
100−110
The average gaming FPS of Radeon HD 7790 in Minecraft is 4% 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 7790 in PLAYERUNKNOWN'S BATTLEGROUNDS is 14% more, than Quadro K620.
high / 1080p
12−14
14−16
ultra / 1080p
8−9
10−11
QHD / 1440p
0−1
0−1
low / 720p
21−24
30−33
medium / 1080p
14−16
16−18
The average gaming FPS of Radeon HD 7790 in Red Dead Redemption 2 is 28% more, than Quadro K620.
low / 768p
40−45
55−60
medium / 768p
24−27
35−40
high / 1080p
14−16
20−22
ultra / 1080p
9−10
10−12
4K / 2160p
7−8
8−9
The average gaming FPS of Radeon HD 7790 in The Witcher 3: Wild Hunt is 35% 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
55−60
The average gaming FPS of Radeon HD 7790 in World of Tanks is 14% more, than Quadro K620.
Full Specs
Quadro K620
Radeon HD 7790
Architecture
Maxwell
GCN 2.0
Code name
GM107
Bonaire
Type
Workstation
Desktop
Release date
22 July 2014
22 March 2013
Pipelines
384
896
Core clock speed
1058 MHz
1000 MHz
Boost Clock
1124 MHz
Transistor count
1,870 million
2,080 million
Manufacturing process technology
28 nm
28 nm
Texture fill rate
26.98
56.00
Floating-point performance
863.2 gflops
1,792 gflops
Length
160 mm
183 mm
Memory bus width
128 Bit
128 Bit
Memory clock speed
1800 MHz
6000 MHz
Memory bandwidth
96 GB/s
DirectX
12
12 (12_0)
Shader Model
5
6.3
OpenGL
4.5
4.6
OpenCL
1.2
2.0
Vulkan
+
1.2.131
CUDA
5.0
Bitcoin / BTC (SHA256)
104 Mh/s
218 Mh/s
Ethereum / ETH (DaggerHashimoto)
5.2 Mh/s
3D Vision Pro
+
Mosaic
+
Width
1" (2.5 cm)
Number of simultaneous displays
4
nView Desktop Management
+
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