Radeon HD 6740G2 vs Radeon HD 7770M
In this comparison between Radeon HD 6740G2 and Radeon HD 7770M you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people Radeon HD 6740G2 will be the best choice, for others Radeon HD 7770M will be their preference. Study the comparison tables below and make your choice.
Radeon HD 6740G2 and Radeon HD 7770M are Laptop Graphics Cards
Note: Radeon HD 6740G2 and Radeon HD 7770M 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 6740G2 or Radeon HD 7770M here:
Main Specs
Radeon HD 6740G2
Radeon HD 7770M
Power consumption (TDP)
32 Watt
Interface
PCIe 2.0 x16
Memory type
GDDR5
Maximum RAM amount
1 GB
Display Connectors
No outputs
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Both cards are used in Laptops.
Radeon HD 6740G2 is build with Terascale 2 architecture, and Radeon HD 7770M - with GCN.
Radeon HD 6740G2 is manufactured by 40 nm process technology, and Radeon HD 7770M - by 28 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
0−1
9−10
ultra / 1080p
0−1
5−6
QHD / 1440p
0−1
0−1
low / 720p
10−12
21−24
medium / 1080p
2−3
10−12
The average gaming FPS of Radeon HD 7770M in Assassin's Creed Odyssey is 166% more, than Radeon HD 6740G2.
high / 1080p
−
14−16
ultra / 1080p
3−4
12−14
QHD / 1440p
0−1
0−1
low / 720p
12−14
30−35
medium / 1080p
4−5
16−18
The average gaming FPS of Radeon HD 7770M in Battlefield 5 is 185% more, than Radeon HD 6740G2.
low / 768p
50−55
45−50
high / 1080p
45−50
−
QHD / 1440p
0−1
0−1
The average gaming FPS of Radeon HD 6740G2 in Call of Duty: Warzone is 10% more, than Radeon HD 7770M.
low / 768p
110−120
160−170
medium / 768p
85−90
130−140
ultra / 1080p
35−40
65−70
QHD / 1440p
−
35−40
4K / 2160p
10−11
27−30
high / 768p
60−65
100−110
The average gaming FPS of Radeon HD 7770M in Counter-Strike: Global Offensive is 61% more, than Radeon HD 6740G2.
low / 768p
70−75
55−60
ultra / 1080p
12−14
24−27
medium / 1080p
45−50
45−50
The average gaming FPS of Radeon HD 6740G2 in Cyberpunk 2077 is 2% more, than Radeon HD 7770M.
low / 768p
70−75
90−95
medium / 768p
40−45
70−75
ultra / 1080p
18−20
40−45
The average gaming FPS of Radeon HD 7770M in Dota 2 is 56% more, than Radeon HD 6740G2.
high / 1080p
2−3
10−12
ultra / 1080p
2−3
10−11
4K / 2160p
0−1
4−5
low / 720p
9−10
24−27
medium / 1080p
3−4
12−14
The average gaming FPS of Radeon HD 7770M in Far Cry 5 is 275% more, than Radeon HD 6740G2.
high / 1080p
−
18−20
ultra / 1080p
5−6
12−14
QHD / 1440p
1−2
−
low / 720p
45−50
70−75
medium / 1080p
7−8
30−35
The average gaming FPS of Radeon HD 7770M in Fortnite is 95% more, than Radeon HD 6740G2.
high / 1080p
2−3
16−18
ultra / 1080p
−
14−16
QHD / 1440p
0−1
3−4
low / 720p
14−16
30−35
medium / 1080p
5−6
18−20
The average gaming FPS of Radeon HD 7770M in Forza Horizon 4 is 214% more, than Radeon HD 6740G2.
low / 768p
40−45
60−65
medium / 768p
−
55−60
high / 1080p
3−4
18−20
ultra / 1080p
2−3
8−9
QHD / 1440p
0−1
0−1
medium / 720p
35−40
−
The average gaming FPS of Radeon HD 7770M in Grand Theft Auto V is 87% more, than Radeon HD 6740G2.
high / 1080p
1−2
6−7
ultra / 1080p
0−1
4−5
4K / 2160p
0−1
1−2
low / 720p
2−3
18−20
medium / 1080p
2−3
8−9
The average gaming FPS of Radeon HD 7770M in Metro Exodus is 450% more, than Radeon HD 6740G2.
low / 768p
85−90
100−110
high / 1080p
55−60
95−100
ultra / 1080p
−
85−90
medium / 1080p
−
95−100
The average gaming FPS of Radeon HD 7770M in Minecraft is 40% more, than Radeon HD 6740G2.
high / 1080p
14−16
18−20
ultra / 1080p
12−14
14−16
low / 720p
24−27
40−45
medium / 1080p
14−16
18−20
The average gaming FPS of Radeon HD 7770M in PLAYERUNKNOWN'S BATTLEGROUNDS is 35% more, than Radeon HD 6740G2.
high / 1080p
−
12−14
ultra / 1080p
3−4
8−9
QHD / 1440p
0−1
0−1
low / 720p
4−5
16−18
medium / 1080p
−
12−14
The average gaming FPS of Radeon HD 7770M in Red Dead Redemption 2 is 200% more, than Radeon HD 6740G2.
low / 768p
7−8
30−35
medium / 768p
6−7
21−24
high / 1080p
3−4
12−14
ultra / 1080p
−
7−8
4K / 2160p
0−1
7−8
The average gaming FPS of Radeon HD 7770M in The Witcher 3: Wild Hunt is 340% more, than Radeon HD 6740G2.
low / 768p
70−75
90−95
medium / 768p
35−40
50−55
ultra / 1080p
12−14
24−27
high / 768p
30−33
40−45
The average gaming FPS of Radeon HD 7770M in World of Tanks is 39% more, than Radeon HD 6740G2.
Full Specs
Radeon HD 6740G2
Radeon HD 7770M
Architecture
Terascale 2
GCN
Code name
Chelsea XT
Type
Laptop
Laptop
Release date
14 June 2011
24 April 2012
Pipelines
880
512
Core clock speed
675 MHz
Transistor count
1,500 million
Manufacturing process technology
40 nm
28 nm
Texture fill rate
21.60
Floating-point performance
691.2 gflops
Memory bus width
128 Bit
Memory clock speed
4000 MHz
Memory bandwidth
64 GB/s
Shared memory
-
-
DirectX
DirectX 11, Shader 5.0
12 (11_1)
Shader Model
5.1
OpenGL
4.6
OpenCL
1.2
Vulkan
1.2.131
Laptop size
medium sized
medium sized
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