Radeon HD 6790 vs Radeon RX Vega 8
If you are going to buy a new graphics card and are choosing between Radeon HD 6790 and Radeon RX Vega 8, 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 RX Vega 8, check out specs charts below.
Radeon RX Vega 8 is a Laptop Graphics Card
Note: Radeon RX Vega 8 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 RX Vega 8 here:
Main Specs
Radeon HD 6790
Radeon RX Vega 8
Power consumption (TDP)
150 Watt
Interface
PCIe 2.0 x16
Supplementary power connectors
2x 6-pin
Memory type
GDDR5
Maximum RAM amount
1 GB
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
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Radeon HD 6790 is used in Desktops, and Radeon RX Vega 8 - in Laptops.
Radeon HD 6790 is build with Terascale 2 architecture, and Radeon RX Vega 8 - with Vega.
Radeon HD 6790 is manufactured by 40 nm process technology, and Radeon RX Vega 8 - by 14 nm process technology.
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
8−9
ultra / 1080p
4−5
5−6
QHD / 1440p
0−1
0−1
low / 720p
18−20
18−20
medium / 1080p
9−10
10−11
Radeon HD 6790 and Radeon RX Vega 8 have the same average FPS in Assassin's Creed Odyssey.
high / 1080p
12−14
14−16
ultra / 1080p
10−12
12−14
QHD / 1440p
0−1
0−1
low / 720p
27−30
30−33
medium / 1080p
14−16
14−16
The average gaming FPS of Radeon RX Vega 8 in Battlefield 5 is 12% more, than Radeon HD 6790.
low / 768p
45−50
45−50
high / 1080p
45−50
45−50
QHD / 1440p
0−1
0−1
Radeon HD 6790 and Radeon RX Vega 8 have the same average FPS in Call of Duty: Warzone.
low / 768p
140−150
150−160
medium / 768p
120−130
120−130
ultra / 1080p
60−65
60−65
QHD / 1440p
30−35
35−40
4K / 2160p
27−30
27−30
high / 768p
90−95
90−95
The average gaming FPS of Radeon RX Vega 8 in Counter-Strike: Global Offensive is 2% more, than Radeon HD 6790.
low / 768p
55−60
55−60
ultra / 1080p
21−24
21−24
medium / 1080p
45−50
45−50
Radeon HD 6790 and Radeon RX Vega 8 have the same average FPS in Cyberpunk 2077.
low / 768p
85−90
85−90
medium / 768p
65−70
65−70
ultra / 1080p
35−40
40−45
The average gaming FPS of Radeon RX Vega 8 in Dota 2 is 1% more, than Radeon HD 6790.
high / 1080p
9−10
10−11
ultra / 1080p
8−9
9−10
4K / 2160p
4−5
4−5
low / 720p
21−24
21−24
medium / 1080p
10−11
10−11
Radeon HD 6790 and Radeon RX Vega 8 have the same average FPS in Far Cry 5.
high / 1080p
16−18
16−18
ultra / 1080p
10−12
12−14
low / 720p
65−70
65−70
medium / 1080p
27−30
27−30
Radeon HD 6790 and Radeon RX Vega 8 have the same average FPS in Fortnite.
high / 1080p
14−16
14−16
ultra / 1080p
12−14
12−14
QHD / 1440p
2−3
2−3
low / 720p
27−30
30−35
medium / 1080p
16−18
16−18
The average gaming FPS of Radeon RX Vega 8 in Forza Horizon 4 is 6% more, than Radeon HD 6790.
low / 768p
55−60
55−60
medium / 768p
50−55
50−55
high / 1080p
14−16
14−16
ultra / 1080p
7−8
7−8
QHD / 1440p
0−1
0−1
Radeon HD 6790 and Radeon RX Vega 8 have the same average FPS in Grand Theft Auto V.
high / 1080p
5−6
5−6
ultra / 1080p
4−5
4−5
4K / 2160p
0−1
1−2
low / 720p
14−16
14−16
medium / 1080p
7−8
7−8
Radeon HD 6790 and Radeon RX Vega 8 have the same average FPS in Metro Exodus.
low / 768p
95−100
95−100
high / 1080p
90−95
90−95
ultra / 1080p
85−90
85−90
medium / 1080p
95−100
95−100
Radeon HD 6790 and Radeon RX Vega 8 have the same average FPS in Minecraft.
high / 1080p
16−18
18−20
ultra / 1080p
14−16
14−16
low / 720p
35−40
35−40
medium / 1080p
18−20
18−20
Radeon HD 6790 and Radeon RX Vega 8 have the same average FPS in PLAYERUNKNOWN'S BATTLEGROUNDS.
ultra / 1080p
8−9
8−9
QHD / 1440p
0−1
0−1
low / 720p
14−16
14−16
medium / 1080p
10−12
12−14
The average gaming FPS of Radeon RX Vega 8 in Red Dead Redemption 2 is 9% more, than Radeon HD 6790.
low / 768p
27−30
30−33
medium / 768p
18−20
20−22
high / 1080p
10−11
10−12
ultra / 1080p
7−8
7−8
4K / 2160p
6−7
6−7
The average gaming FPS of Radeon RX Vega 8 in The Witcher 3: Wild Hunt is 7% more, than Radeon HD 6790.
low / 768p
85−90
90−95
medium / 768p
45−50
45−50
ultra / 1080p
21−24
21−24
high / 768p
40−45
40−45
The average gaming FPS of Radeon RX Vega 8 in World of Tanks is 2% more, than Radeon HD 6790.
Full Specs
Radeon HD 6790
Radeon RX Vega 8
Architecture
Terascale 2
Vega
Code name
Barts
Vega Raven Ridge
Type
Desktop
Laptop
Release date
4 April 2011
26 October 2017
Pipelines
800
512
Core clock speed
840 MHz
Boost Clock
1200 MHz
Transistor count
1,700 million
Manufacturing process technology
40 nm
14 nm
Texture fill rate
33.60
Floating-point performance
1,344.0 gflops
Length
198 mm
Memory bus width
256 Bit
Memory clock speed
1050 MHz
Memory bandwidth
134.4 GB/s
Shared memory
-
DirectX
11.2 (11_0)
DirectX 12_1
Shader Model
5.0
OpenGL
4.4
OpenCL
1.2
Vulkan
N/A
Bitcoin / BTC (SHA256)
122 Mh/s
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