Radeon HD 7660G plus HD 7670M Dual Graphics vs Radeon HD 7870M
In this comparison between Radeon HD 7660G plus HD 7670M Dual Graphics and Radeon HD 7870M 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 7660G plus HD 7670M Dual Graphics will be the best choice, for others Radeon HD 7870M will be their preference. Study the comparison tables below and make your choice.
Radeon HD 7660G plus HD 7670M Dual Graphics and Radeon HD 7870M are Laptop Graphics Cards
Note: Radeon HD 7660G plus HD 7670M Dual Graphics and Radeon HD 7870M 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 7660G plus HD 7670M Dual Graphics or Radeon HD 7870M here:
Main Specs
Radeon HD 7660G plus HD 7670M Dual Graphics
Radeon HD 7870M
Power consumption (TDP)
45 Watt
Interface
PCIe 3.0 x16
Memory type
DDR3,GDDR5
GDDR5
Maximum RAM amount
2 GB
Display Connectors
No outputs
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Both cards are used in Laptops.
Radeon HD 7660G plus HD 7670M Dual Graphics is build with Terascale 2 architecture, and Radeon HD 7870M - with GCN.
Core clock speed of Radeon HD 7870M is 115 MHz higher, than Radeon HD 7660G plus HD 7670M Dual Graphics.
Radeon HD 7660G plus HD 7670M Dual Graphics is manufactured by 40 / 32 nm process technology, and Radeon HD 7870M - by 28 nm process technology.
Memory clock speed of Radeon HD 7870M is 2200 MHz higher, than Radeon HD 7660G plus HD 7670M Dual Graphics.
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
1−2
6−7
ultra / 1080p
0−1
4−5
QHD / 1440p
0−1
0−1
low / 720p
12−14
16−18
medium / 1080p
3−4
8−9
The average gaming FPS of Radeon HD 7870M in Assassin's Creed Odyssey is 66% more, than Radeon HD 7660G plus HD 7670M Dual Graphics.
high / 1080p
−
12−14
ultra / 1080p
3−4
10−11
QHD / 1440p
0−1
0−1
low / 720p
14−16
24−27
medium / 1080p
5−6
12−14
The average gaming FPS of Radeon HD 7870M in Battlefield 5 is 100% more, than Radeon HD 7660G plus HD 7670M Dual Graphics.
low / 768p
50−55
45−50
high / 1080p
45−50
45−50
QHD / 1440p
0−1
0−1
The average gaming FPS of Radeon HD 7660G plus HD 7670M Dual Graphics in Call of Duty: Warzone is 6% more, than Radeon HD 7870M.
low / 768p
110−120
130−140
medium / 768p
90−95
110−120
ultra / 1080p
35−40
50−55
QHD / 1440p
−
30−33
4K / 2160p
10−11
27−30
high / 768p
60−65
80−85
The average gaming FPS of Radeon HD 7870M in Counter-Strike: Global Offensive is 30% more, than Radeon HD 7660G plus HD 7670M Dual Graphics.
low / 768p
70−75
55−60
ultra / 1080p
14−16
18−20
medium / 1080p
45−50
45−50
The average gaming FPS of Radeon HD 7660G plus HD 7670M Dual Graphics in Cyberpunk 2077 is 9% more, than Radeon HD 7870M.
low / 768p
70−75
80−85
medium / 768p
45−50
60−65
ultra / 1080p
20−22
30−35
The average gaming FPS of Radeon HD 7870M in Dota 2 is 25% more, than Radeon HD 7660G plus HD 7670M Dual Graphics.
high / 1080p
2−3
8−9
ultra / 1080p
2−3
8−9
4K / 2160p
0−1
3−4
low / 720p
10−11
18−20
medium / 1080p
3−4
9−10
The average gaming FPS of Radeon HD 7870M in Far Cry 5 is 175% more, than Radeon HD 7660G plus HD 7670M Dual Graphics.
high / 1080p
−
14−16
ultra / 1080p
5−6
10−11
QHD / 1440p
1−2
−
low / 720p
50−55
60−65
medium / 1080p
9−10
21−24
The average gaming FPS of Radeon HD 7870M in Fortnite is 40% more, than Radeon HD 7660G plus HD 7670M Dual Graphics.
high / 1080p
3−4
12−14
ultra / 1080p
−
10−12
QHD / 1440p
0−1
1−2
low / 720p
16−18
24−27
medium / 1080p
6−7
14−16
The average gaming FPS of Radeon HD 7870M in Forza Horizon 4 is 88% more, than Radeon HD 7660G plus HD 7670M Dual Graphics.
low / 768p
40−45
50−55
medium / 768p
−
45−50
high / 1080p
4−5
12−14
ultra / 1080p
3−4
6−7
QHD / 1440p
0−1
0−1
medium / 720p
35−40
−
The average gaming FPS of Radeon HD 7870M in Grand Theft Auto V is 50% more, than Radeon HD 7660G plus HD 7670M Dual Graphics.
high / 1080p
1−2
5−6
ultra / 1080p
0−1
3−4
4K / 2160p
0−1
0−1
low / 720p
3−4
12−14
medium / 1080p
3−4
6−7
The average gaming FPS of Radeon HD 7870M in Metro Exodus is 300% more, than Radeon HD 7660G plus HD 7670M Dual Graphics.
low / 768p
85−90
95−100
high / 1080p
60−65
90−95
ultra / 1080p
−
80−85
medium / 1080p
−
90−95
The average gaming FPS of Radeon HD 7870M in Minecraft is 26% more, than Radeon HD 7660G plus HD 7670M Dual Graphics.
high / 1080p
14−16
16−18
ultra / 1080p
12−14
14−16
low / 720p
24−27
30−35
medium / 1080p
14−16
18−20
The average gaming FPS of Radeon HD 7870M in PLAYERUNKNOWN'S BATTLEGROUNDS is 17% more, than Radeon HD 7660G plus HD 7670M Dual Graphics.
ultra / 1080p
3−4
7−8
QHD / 1440p
0−1
0−1
low / 720p
5−6
12−14
medium / 1080p
−
10−12
The average gaming FPS of Radeon HD 7870M in Red Dead Redemption 2 is 150% more, than Radeon HD 7660G plus HD 7670M Dual Graphics.
low / 768p
9−10
24−27
medium / 768p
7−8
16−18
high / 1080p
3−4
9−10
ultra / 1080p
3−4
6−7
4K / 2160p
0−1
6−7
The average gaming FPS of Radeon HD 7870M in The Witcher 3: Wild Hunt is 133% more, than Radeon HD 7660G plus HD 7670M Dual Graphics.
low / 768p
70−75
85−90
medium / 768p
35−40
45−50
ultra / 1080p
12−14
20−22
high / 768p
30−35
35−40
The average gaming FPS of Radeon HD 7870M in World of Tanks is 26% more, than Radeon HD 7660G plus HD 7670M Dual Graphics.
Full Specs
Radeon HD 7660G plus HD 7670M Dual Graphics
Radeon HD 7870M
Architecture
Terascale 2
GCN
Code name
Heathrow XT
Type
Laptop
Laptop
Release date
15 May 2012
24 April 2012
Pipelines
862
640
Core clock speed
685 / 600 MHz
800 MHz
Transistor count
1,500 million
Manufacturing process technology
40 / 32 nm
28 nm
Texture fill rate
32.00
Floating-point performance
1,024 gflops
Memory bus width
128 Bit
128 Bit
Memory clock speed
1800 MHz
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
large
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