Radeon HD 6790 vs Radeon Pro Vega 20
If you are going to buy a new graphics card and are choosing between Radeon HD 6790 and Radeon Pro Vega 20, 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 Radeon HD 6790 stacks up against Radeon Pro Vega 20, check out specs charts below.
Radeon Pro Vega 20 is a Laptop Graphics Card
Note: Radeon Pro Vega 20 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 Pro Vega 20 here:
Main Specs
Radeon HD 6790
Radeon Pro Vega 20
Power consumption (TDP)
150 Watt
100 Watt
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Supplementary power connectors
2x 6-pin
1x 6-pin + 1x 8-pin
Memory type
GDDR5
HBM2
Maximum RAM amount
1 GB
4 GB
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
No outputs
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Radeon HD 6790 has 50% more power consumption, than Radeon Pro Vega 20.
Radeon HD 6790 is connected by PCIe 2.0 x16, and Radeon Pro Vega 20 uses PCIe 3.0 x16 interface.
Radeon Pro Vega 20 has 3 GB more memory, than Radeon HD 6790.
Radeon HD 6790 is used in Desktops, and Radeon Pro Vega 20 - in Mobile workstations.
Radeon HD 6790 is build with Terascale 2 architecture, and Radeon Pro Vega 20 - with Vega.
Core clock speed of Radeon HD 6790 is 25 MHz higher, than Radeon Pro Vega 20.
Radeon HD 6790 is manufactured by 40 nm process technology, and Radeon Pro Vega 20 - by 14 nm process technology.
Memory clock speed of Radeon Pro Vega 20 is 430 MHz higher, than Radeon HD 6790.
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
7−8
35−40
ultra / 1080p
4−5
21−24
QHD / 1440p
0−1
16−18
4K / 2160p
−
10−11
low / 720p
18−20
60−65
medium / 1080p
9−10
40−45
The average gaming FPS of Radeon Pro Vega 20 in Assassin's Creed Odyssey is 310% more, than Radeon HD 6790.
high / 1080p
12−14
55−60
ultra / 1080p
10−12
45−50
QHD / 1440p
0−1
35−40
4K / 2160p
−
18−20
low / 720p
27−30
100−110
medium / 1080p
14−16
60−65
The average gaming FPS of Radeon Pro Vega 20 in Battlefield 5 is 325% more, than Radeon HD 6790.
low / 768p
45−50
50−55
high / 1080p
45−50
−
QHD / 1440p
0−1
0−1
The average gaming FPS of Radeon Pro Vega 20 in Call of Duty: Warzone is 10% more, than Radeon HD 6790.
low / 768p
140−150
250−260
medium / 768p
120−130
220−230
ultra / 1080p
60−65
180−190
QHD / 1440p
30−35
110−120
4K / 2160p
27−30
70−75
high / 768p
90−95
210−220
The average gaming FPS of Radeon Pro Vega 20 in Counter-Strike: Global Offensive is 118% more, than Radeon HD 6790.
low / 768p
55−60
60−65
ultra / 1080p
21−24
−
medium / 1080p
45−50
55−60
The average gaming FPS of Radeon Pro Vega 20 in Cyberpunk 2077 is 15% more, than Radeon HD 6790.
low / 768p
85−90
120−130
medium / 768p
65−70
110−120
ultra / 1080p
35−40
100−110
The average gaming FPS of Radeon Pro Vega 20 in Dota 2 is 79% more, than Radeon HD 6790.
high / 1080p
9−10
45−50
ultra / 1080p
8−9
40−45
QHD / 1440p
−
27−30
4K / 2160p
4−5
14−16
low / 720p
21−24
80−85
medium / 1080p
10−11
45−50
The average gaming FPS of Radeon Pro Vega 20 in Far Cry 5 is 327% more, than Radeon HD 6790.
high / 1080p
16−18
60−65
ultra / 1080p
10−12
45−50
QHD / 1440p
−
27−30
4K / 2160p
−
27−30
low / 720p
65−70
180−190
medium / 1080p
27−30
110−120
The average gaming FPS of Radeon Pro Vega 20 in Fortnite is 229% more, than Radeon HD 6790.
high / 1080p
14−16
60−65
ultra / 1080p
12−14
45−50
QHD / 1440p
2−3
30−35
4K / 2160p
−
24−27
low / 720p
27−30
100−110
medium / 1080p
16−18
65−70
The average gaming FPS of Radeon Pro Vega 20 in Forza Horizon 4 is 320% more, than Radeon HD 6790.
low / 768p
55−60
140−150
medium / 768p
50−55
120−130
high / 1080p
14−16
70−75
ultra / 1080p
7−8
30−35
QHD / 1440p
0−1
21−24
The average gaming FPS of Radeon Pro Vega 20 in Grand Theft Auto V is 181% more, than Radeon HD 6790.
high / 1080p
5−6
24−27
ultra / 1080p
4−5
20−22
QHD / 1440p
−
16−18
4K / 2160p
0−1
8−9
low / 720p
14−16
65−70
medium / 1080p
7−8
30−35
The average gaming FPS of Radeon Pro Vega 20 in Metro Exodus is 350% more, than Radeon HD 6790.
low / 768p
95−100
130−140
high / 1080p
90−95
−
ultra / 1080p
85−90
−
medium / 1080p
95−100
120−130
The average gaming FPS of Radeon Pro Vega 20 in Minecraft is 34% more, than Radeon HD 6790.
high / 1080p
16−18
−
ultra / 1080p
14−16
14−16
low / 720p
35−40
100−110
medium / 1080p
18−20
18−20
The average gaming FPS of Radeon Pro Vega 20 in PLAYERUNKNOWN'S BATTLEGROUNDS is 100% more, than Radeon HD 6790.
high / 1080p
−
24−27
ultra / 1080p
8−9
16−18
QHD / 1440p
0−1
10−11
4K / 2160p
−
7−8
low / 720p
14−16
65−70
medium / 1080p
10−12
35−40
The average gaming FPS of Radeon Pro Vega 20 in Red Dead Redemption 2 is 263% more, than Radeon HD 6790.
low / 768p
27−30
130−140
medium / 768p
18−20
85−90
high / 1080p
10−11
45−50
ultra / 1080p
7−8
24−27
4K / 2160p
6−7
16−18
The average gaming FPS of Radeon Pro Vega 20 in The Witcher 3: Wild Hunt is 342% more, than Radeon HD 6790.
low / 768p
85−90
90−95
medium / 768p
45−50
60−65
ultra / 1080p
21−24
50−55
high / 768p
40−45
60−65
The average gaming FPS of Radeon Pro Vega 20 in World of Tanks is 34% more, than Radeon HD 6790.
Full Specs
Radeon HD 6790
Radeon Pro Vega 20
Architecture
Terascale 2
Vega
Code name
Barts
Vega Mobile
Type
Desktop
Mobile workstation
Release date
4 April 2011
15 November 2018
Pipelines
800
1280
Core clock speed
840 MHz
815 MHz
Boost Clock
1283 MHz
Transistor count
1,700 million
Manufacturing process technology
40 nm
14 nm
Texture fill rate
33.60
102.6
Floating-point performance
1,344.0 gflops
Length
198 mm
Memory bus width
256 Bit
1024 Bit
Memory clock speed
1050 MHz
1480 MHz
Memory bandwidth
134.4 GB/s
189.4 GB/s
Shared memory
-
DirectX
11.2 (11_0)
12 (12_1)
Shader Model
5.0
6.3
OpenGL
4.4
4.6
OpenCL
1.2
2.0
Vulkan
N/A
1.2.131
Bitcoin / BTC (SHA256)
122 Mh/s
Laptop size
large
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