Radeon HD 6990M Crossfire vs Radeon Pro Vega 20
If you are going to buy a new graphics card and are choosing between Radeon HD 6990M Crossfire 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 6990M Crossfire stacks up against Radeon Pro Vega 20, check out specs charts below.
Radeon HD 6990M Crossfire and Radeon Pro Vega 20 are Laptop Graphics Cards
Note: Radeon HD 6990M Crossfire and Radeon Pro Vega 20 are only used in laptop graphics. They have 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 6990M Crossfire or Radeon Pro Vega 20 here:
Main Specs
Radeon HD 6990M Crossfire
Radeon Pro Vega 20
Power consumption (TDP)
100 Watt
Interface
PCIe 3.0 x16
Supplementary power connectors
1x 6-pin + 1x 8-pin
Memory type
GDDR5
HBM2
Maximum RAM amount
2x2 GB
4 GB
Display Connectors
No outputs
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Radeon Pro Vega 20 has 2 GB more memory, than Radeon HD 6990M Crossfire.
Radeon HD 6990M Crossfire is used in Laptops, and Radeon Pro Vega 20 - in Mobile workstations.
Radeon HD 6990M Crossfire is build with Terascale 2 architecture, and Radeon Pro Vega 20 - with Vega.
Core clock speed of Radeon Pro Vega 20 is 100 MHz higher, than Radeon HD 6990M Crossfire.
Radeon HD 6990M Crossfire 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 580 MHz higher, than Radeon HD 6990M Crossfire.
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
35−40
35−40
ultra / 1080p
21−24
21−24
QHD / 1440p
16−18
16−18
4K / 2160p
10−11
10−11
low / 720p
60−65
60−65
medium / 1080p
40−45
40−45
Radeon HD 6990M Crossfire and Radeon Pro Vega 20 have the same average FPS in Assassin's Creed Odyssey.
high / 1080p
55−60
55−60
ultra / 1080p
45−50
45−50
QHD / 1440p
35−40
35−40
4K / 2160p
18−20
18−20
low / 720p
100−110
100−110
medium / 1080p
60−65
60−65
Radeon HD 6990M Crossfire and Radeon Pro Vega 20 have the same average FPS in Battlefield 5.
low / 768p
50−55
50−55
QHD / 1440p
0−1
0−1
Radeon HD 6990M Crossfire and Radeon Pro Vega 20 have the same average FPS in Call of Duty: Warzone.
low / 768p
250−260
250−260
medium / 768p
220−230
220−230
ultra / 1080p
180−190
180−190
QHD / 1440p
110−120
110−120
4K / 2160p
70−75
70−75
high / 768p
210−220
210−220
Radeon HD 6990M Crossfire and Radeon Pro Vega 20 have the same average FPS in Counter-Strike: Global Offensive.
low / 768p
60−65
60−65
medium / 1080p
55−60
55−60
Radeon HD 6990M Crossfire and Radeon Pro Vega 20 have the same average FPS in Cyberpunk 2077.
low / 768p
120−130
120−130
medium / 768p
110−120
110−120
ultra / 1080p
100−110
100−110
Radeon HD 6990M Crossfire and Radeon Pro Vega 20 have the same average FPS in Dota 2.
high / 1080p
45−50
45−50
ultra / 1080p
40−45
40−45
QHD / 1440p
27−30
27−30
4K / 2160p
14−16
14−16
low / 720p
80−85
80−85
medium / 1080p
45−50
45−50
Radeon HD 6990M Crossfire and Radeon Pro Vega 20 have the same average FPS in Far Cry 5.
high / 1080p
60−65
60−65
ultra / 1080p
45−50
45−50
QHD / 1440p
27−30
27−30
4K / 2160p
27−30
27−30
low / 720p
180−190
180−190
medium / 1080p
110−120
110−120
Radeon HD 6990M Crossfire and Radeon Pro Vega 20 have the same average FPS in Fortnite.
high / 1080p
60−65
60−65
ultra / 1080p
45−50
45−50
QHD / 1440p
30−35
30−35
4K / 2160p
24−27
24−27
low / 720p
100−110
100−110
medium / 1080p
65−70
65−70
Radeon HD 6990M Crossfire and Radeon Pro Vega 20 have the same average FPS in Forza Horizon 4.
low / 768p
140−150
140−150
medium / 768p
120−130
120−130
high / 1080p
70−75
70−75
ultra / 1080p
30−35
30−35
QHD / 1440p
21−24
21−24
Radeon HD 6990M Crossfire and Radeon Pro Vega 20 have the same average FPS in Grand Theft Auto V.
high / 1080p
24−27
24−27
ultra / 1080p
20−22
20−22
QHD / 1440p
16−18
16−18
4K / 2160p
8−9
8−9
low / 720p
65−70
65−70
medium / 1080p
30−35
30−35
Radeon HD 6990M Crossfire and Radeon Pro Vega 20 have the same average FPS in Metro Exodus.
low / 768p
130−140
130−140
medium / 1080p
120−130
120−130
Radeon HD 6990M Crossfire and Radeon Pro Vega 20 have the same average FPS in Minecraft.
ultra / 1080p
14−16
14−16
low / 720p
100−110
100−110
medium / 1080p
18−20
18−20
Radeon HD 6990M Crossfire and Radeon Pro Vega 20 have the same average FPS in PLAYERUNKNOWN'S BATTLEGROUNDS.
high / 1080p
24−27
24−27
ultra / 1080p
16−18
16−18
QHD / 1440p
10−11
10−11
4K / 2160p
7−8
7−8
low / 720p
65−70
65−70
medium / 1080p
35−40
35−40
Radeon HD 6990M Crossfire and Radeon Pro Vega 20 have the same average FPS in Red Dead Redemption 2.
low / 768p
130−140
130−140
medium / 768p
85−90
85−90
high / 1080p
45−50
45−50
ultra / 1080p
24−27
24−27
4K / 2160p
16−18
16−18
Radeon HD 6990M Crossfire and Radeon Pro Vega 20 have the same average FPS in The Witcher 3: Wild Hunt.
low / 768p
90−95
90−95
medium / 768p
60−65
60−65
ultra / 1080p
50−55
50−55
high / 768p
60−65
60−65
Radeon HD 6990M Crossfire and Radeon Pro Vega 20 have the same average FPS in World of Tanks.
Full Specs
Radeon HD 6990M Crossfire
Radeon Pro Vega 20
Architecture
Terascale 2
Vega
Code name
Blackcomb XTX
Vega Mobile
Type
Laptop
Mobile workstation
Release date
12 July 2011
15 November 2018
Pipelines
2240
1280
Core clock speed
715 MHz
815 MHz
Boost Clock
1283 MHz
Transistor count
2x1700 Million
Manufacturing process technology
40 nm
14 nm
Texture fill rate
102.6
Memory bus width
256 Bit
1024 Bit
Memory clock speed
900 MHz
1480 MHz
Memory bandwidth
189.4 GB/s
Shared memory
-
-
DirectX
DirectX 11, Shader 5.0
12 (12_1)
Shader Model
6.3
OpenGL
4.6
OpenCL
2.0
Vulkan
1.2.131
Laptop size
large
large
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