Quadro K620 vs Radeon HD 7970M
If you are going to buy a new graphics card and are choosing between Quadro K620 and Radeon HD 7970M, 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 7970M, check out specs charts below.
Radeon HD 7970M is a Laptop Graphics Card
Note: Radeon HD 7970M is only used in laptop graphics. It has lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with Radeon HD 7970M here:
Main Specs
Quadro K620
Radeon HD 7970M
Power consumption (TDP)
41 Watt
100 Watt
Interface
PCIe 2.0 x16
MXM-B (3.0)
Supplementary power connectors
None
None
Memory type
128 Bit
GDDR5
Maximum RAM amount
2 GB
2 GB
Display Connectors
1x DVI, 1x DisplayPort
No outputs
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Radeon HD 7970M has 143% more power consumption, than Quadro K620.
Quadro K620 is connected by PCIe 2.0 x16, and Radeon HD 7970M uses MXM-B (3.0) interface.
Quadro K620 and Radeon HD 7970M have maximum RAM of 2 GB.
Quadro K620 is used in Desktops, and Radeon HD 7970M - in Laptops.
Quadro K620 is build with Maxwell architecture, and Radeon HD 7970M - with GCN.
Core clock speed of Quadro K620 is 208 MHz higher, than Radeon HD 7970M.
Quadro K620 and Radeon HD 7970M are manufactured by 28 nm process technology.
Memory clock speed of Radeon HD 7970M is 3000 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
18−20
ultra / 1080p
6−7
10−12
QHD / 1440p
1−2
5−6
4K / 2160p
−
4−5
low / 720p
24−27
35−40
medium / 1080p
14−16
21−24
The average gaming FPS of Radeon HD 7970M in Assassin's Creed Odyssey is 72% more, than Quadro K620.
high / 1080p
18−20
27−30
ultra / 1080p
16−18
24−27
QHD / 1440p
2−3
9−10
4K / 2160p
−
6−7
low / 720p
40−45
60−65
medium / 1080p
20−22
30−35
The average gaming FPS of Radeon HD 7970M in Battlefield 5 is 55% more, than Quadro K620.
low / 768p
45−50
50−55
QHD / 1440p
0−1
0−1
The average gaming FPS of Radeon HD 7970M in Call of Duty: Warzone is 10% more, than Quadro K620.
low / 768p
180−190
220−230
medium / 768p
150−160
190−200
ultra / 1080p
75−80
110−120
QHD / 1440p
45−50
75−80
4K / 2160p
30−33
40−45
high / 768p
110−120
160−170
The average gaming FPS of Radeon HD 7970M in Counter-Strike: Global Offensive is 34% more, than Quadro K620.
low / 768p
55−60
60−65
ultra / 1080p
30−35
45−50
medium / 1080p
45−50
55−60
The average gaming FPS of Radeon HD 7970M in Cyberpunk 2077 is 22% more, than Quadro K620.
low / 768p
95−100
110−120
medium / 768p
80−85
100−110
ultra / 1080p
50−55
75−80
The average gaming FPS of Radeon HD 7970M in Dota 2 is 28% more, than Quadro K620.
high / 1080p
12−14
21−24
ultra / 1080p
12−14
20−22
QHD / 1440p
−
18−20
4K / 2160p
5−6
7−8
low / 720p
30−33
45−50
medium / 1080p
14−16
24−27
The average gaming FPS of Radeon HD 7970M in Far Cry 5 is 60% more, than Quadro K620.
high / 1080p
20−22
30−33
ultra / 1080p
14−16
21−24
QHD / 1440p
−
14−16
low / 720p
80−85
110−120
medium / 1080p
40−45
65−70
The average gaming FPS of Radeon HD 7970M in Fortnite is 47% more, than Quadro K620.
high / 1080p
20−22
30−35
ultra / 1080p
16−18
24−27
QHD / 1440p
5−6
12−14
4K / 2160p
−
12−14
low / 720p
40−45
60−65
medium / 1080p
21−24
35−40
The average gaming FPS of Radeon HD 7970M in Forza Horizon 4 is 61% more, than Quadro K620.
low / 768p
70−75
95−100
medium / 768p
60−65
85−90
high / 1080p
21−24
35−40
ultra / 1080p
9−10
14−16
QHD / 1440p
0−1
5−6
The average gaming FPS of Radeon HD 7970M in Grand Theft Auto V is 43% more, than Quadro K620.
high / 1080p
7−8
12−14
ultra / 1080p
5−6
9−10
4K / 2160p
1−2
2−3
low / 720p
21−24
35−40
medium / 1080p
10−11
16−18
The average gaming FPS of Radeon HD 7970M in Metro Exodus is 66% more, than Quadro K620.
low / 768p
100−110
110−120
ultra / 1080p
95−100
−
medium / 1080p
100−110
110−120
The average gaming FPS of Radeon HD 7970M in Minecraft is 9% more, than Quadro K620.
high / 1080p
20−22
−
ultra / 1080p
16−18
14−16
low / 720p
45−50
65−70
medium / 1080p
21−24
18−20
The average gaming FPS of Radeon HD 7970M in PLAYERUNKNOWN'S BATTLEGROUNDS is 13% 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
35−40
medium / 1080p
14−16
18−20
The average gaming FPS of Radeon HD 7970M in Red Dead Redemption 2 is 42% more, than Quadro K620.
low / 768p
40−45
65−70
medium / 768p
24−27
40−45
high / 1080p
14−16
21−24
ultra / 1080p
9−10
12−14
4K / 2160p
7−8
7−8
The average gaming FPS of Radeon HD 7970M in The Witcher 3: Wild Hunt is 50% more, than Quadro K620.
low / 768p
95−100
90−95
medium / 768p
55−60
60−65
ultra / 1080p
27−30
40−45
high / 768p
45−50
55−60
The average gaming FPS of Radeon HD 7970M in World of Tanks is 10% more, than Quadro K620.
Full Specs
Quadro K620
Radeon HD 7970M
Architecture
Maxwell
GCN
Code name
GM107
Wimbledon XT
Type
Workstation
Laptop
Release date
22 July 2014
1 May 2012
Pipelines
384
1280
Core clock speed
1058 MHz
850 MHz
Boost Clock
1124 MHz
Transistor count
1,870 million
2,800 million
Manufacturing process technology
28 nm
28 nm
Texture fill rate
26.98
68.00
Floating-point performance
863.2 gflops
2,176 gflops
Length
160 mm
Memory bus width
128 Bit
256 Bit
Memory clock speed
1800 MHz
4800 MHz
Memory bandwidth
153.6 GB/s
Shared memory
-
DirectX
12
12 (11_1)
Shader Model
5
5.1
OpenGL
4.5
4.6
OpenCL
1.2
1.2
Vulkan
+
1.2.131
CUDA
5.0
Bitcoin / BTC (SHA256)
104 Mh/s
254 Mh/s
Laptop size
large
3D Vision Pro
+
Mosaic
+
Width
1" (2.5 cm)
Number of simultaneous displays
4
nView Desktop Management
+
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