Radeon HD 7770M vs Radeon Pro Vega 20
When choosing between Radeon HD 7770M and Radeon Pro Vega 20, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between Radeon HD 7770M and Radeon Pro Vega 20.
Radeon HD 7770M and Radeon Pro Vega 20 are Laptop Graphics Cards
Note: Radeon HD 7770M 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 7770M or Radeon Pro Vega 20 here:
Main Specs
Radeon HD 7770M
Radeon Pro Vega 20
Power consumption (TDP)
32 Watt
100 Watt
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Supplementary power connectors
1x 6-pin + 1x 8-pin
Memory type
GDDR5
HBM2
Maximum RAM amount
1 GB
4 GB
Display Connectors
No outputs
No outputs
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Radeon Pro Vega 20 has 212% more power consumption, than Radeon HD 7770M.
Radeon HD 7770M 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 7770M.
Radeon HD 7770M is used in Laptops, and Radeon Pro Vega 20 - in Mobile workstations.
Radeon HD 7770M is build with GCN architecture, and Radeon Pro Vega 20 - with Vega.
Core clock speed of Radeon Pro Vega 20 is 140 MHz higher, than Radeon HD 7770M.
Radeon HD 7770M is manufactured by 28 nm process technology, and Radeon Pro Vega 20 - by 14 nm process technology.
Memory clock speed of Radeon HD 7770M is 2520 MHz higher, than Radeon Pro Vega 20.
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
9−10
35−40
ultra / 1080p
5−6
21−24
QHD / 1440p
0−1
16−18
4K / 2160p
−
10−11
low / 720p
21−24
60−65
medium / 1080p
10−12
40−45
The average gaming FPS of Radeon Pro Vega 20 in Assassin's Creed Odyssey is 241% more, than Radeon HD 7770M.
high / 1080p
14−16
55−60
ultra / 1080p
12−14
45−50
QHD / 1440p
0−1
35−40
4K / 2160p
−
18−20
low / 720p
30−35
100−110
medium / 1080p
16−18
60−65
The average gaming FPS of Radeon Pro Vega 20 in Battlefield 5 is 257% more, than Radeon HD 7770M.
low / 768p
45−50
50−55
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 7770M.
low / 768p
160−170
250−260
medium / 768p
130−140
220−230
ultra / 1080p
65−70
180−190
QHD / 1440p
35−40
110−120
4K / 2160p
27−30
70−75
high / 768p
100−110
210−220
The average gaming FPS of Radeon Pro Vega 20 in Counter-Strike: Global Offensive is 98% more, than Radeon HD 7770M.
low / 768p
55−60
60−65
ultra / 1080p
24−27
−
medium / 1080p
45−50
55−60
The average gaming FPS of Radeon Pro Vega 20 in Cyberpunk 2077 is 15% more, than Radeon HD 7770M.
low / 768p
90−95
120−130
medium / 768p
70−75
110−120
ultra / 1080p
40−45
100−110
The average gaming FPS of Radeon Pro Vega 20 in Dota 2 is 66% more, than Radeon HD 7770M.
high / 1080p
10−12
45−50
ultra / 1080p
10−11
40−45
QHD / 1440p
−
27−30
4K / 2160p
4−5
14−16
low / 720p
24−27
80−85
medium / 1080p
12−14
45−50
The average gaming FPS of Radeon Pro Vega 20 in Far Cry 5 is 291% more, than Radeon HD 7770M.
high / 1080p
18−20
60−65
ultra / 1080p
12−14
45−50
QHD / 1440p
−
27−30
4K / 2160p
−
27−30
low / 720p
70−75
180−190
medium / 1080p
30−35
110−120
The average gaming FPS of Radeon Pro Vega 20 in Fortnite is 200% more, than Radeon HD 7770M.
high / 1080p
16−18
60−65
ultra / 1080p
14−16
45−50
QHD / 1440p
3−4
30−35
4K / 2160p
−
24−27
low / 720p
30−35
100−110
medium / 1080p
18−20
65−70
The average gaming FPS of Radeon Pro Vega 20 in Forza Horizon 4 is 270% more, than Radeon HD 7770M.
low / 768p
60−65
140−150
medium / 768p
55−60
120−130
high / 1080p
18−20
70−75
ultra / 1080p
8−9
30−35
QHD / 1440p
0−1
21−24
The average gaming FPS of Radeon Pro Vega 20 in Grand Theft Auto V is 158% more, than Radeon HD 7770M.
high / 1080p
6−7
24−27
ultra / 1080p
4−5
20−22
QHD / 1440p
−
16−18
4K / 2160p
1−2
8−9
low / 720p
18−20
65−70
medium / 1080p
8−9
30−35
The average gaming FPS of Radeon Pro Vega 20 in Metro Exodus is 287% more, than Radeon HD 7770M.
low / 768p
100−110
130−140
high / 1080p
95−100
−
ultra / 1080p
85−90
−
medium / 1080p
95−100
120−130
The average gaming FPS of Radeon Pro Vega 20 in Minecraft is 28% more, than Radeon HD 7770M.
high / 1080p
18−20
−
ultra / 1080p
14−16
14−16
low / 720p
40−45
100−110
medium / 1080p
18−20
18−20
The average gaming FPS of Radeon Pro Vega 20 in PLAYERUNKNOWN'S BATTLEGROUNDS is 84% more, than Radeon HD 7770M.
high / 1080p
12−14
24−27
ultra / 1080p
8−9
16−18
QHD / 1440p
0−1
10−11
4K / 2160p
−
7−8
low / 720p
16−18
65−70
medium / 1080p
12−14
35−40
The average gaming FPS of Radeon Pro Vega 20 in Red Dead Redemption 2 is 200% more, than Radeon HD 7770M.
low / 768p
30−35
130−140
medium / 768p
21−24
85−90
high / 1080p
12−14
45−50
ultra / 1080p
7−8
24−27
4K / 2160p
7−8
16−18
The average gaming FPS of Radeon Pro Vega 20 in The Witcher 3: Wild Hunt is 287% more, than Radeon HD 7770M.
low / 768p
90−95
90−95
medium / 768p
50−55
60−65
ultra / 1080p
24−27
50−55
high / 768p
40−45
60−65
The average gaming FPS of Radeon Pro Vega 20 in World of Tanks is 26% more, than Radeon HD 7770M.
Full Specs
Radeon HD 7770M
Radeon Pro Vega 20
Architecture
GCN
Vega
Code name
Chelsea XT
Vega Mobile
Type
Laptop
Mobile workstation
Release date
24 April 2012
15 November 2018
Pipelines
512
1280
Core clock speed
675 MHz
815 MHz
Boost Clock
1283 MHz
Transistor count
1,500 million
Manufacturing process technology
28 nm
14 nm
Texture fill rate
21.60
102.6
Floating-point performance
691.2 gflops
Memory bus width
128 Bit
1024 Bit
Memory clock speed
4000 MHz
1480 MHz
Memory bandwidth
64 GB/s
189.4 GB/s
Shared memory
-
-
DirectX
12 (11_1)
12 (12_1)
Shader Model
5.1
6.3
OpenGL
4.6
4.6
OpenCL
1.2
2.0
Vulkan
1.2.131
1.2.131
Laptop size
medium sized
large
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