Radeon HD 7660G plus HD 7670M Dual Graphics vs Radeon R9 M390X
When choosing between Radeon HD 7660G plus HD 7670M Dual Graphics and Radeon R9 M390X, 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 7660G plus HD 7670M Dual Graphics and Radeon R9 M390X.
Radeon HD 7660G plus HD 7670M Dual Graphics and Radeon R9 M390X are Laptop Graphics Cards
Note: Radeon HD 7660G plus HD 7670M Dual Graphics and Radeon R9 M390X 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 R9 M390X here:
Main Specs
Radeon HD 7660G plus HD 7670M Dual Graphics
Radeon R9 M390X
Power consumption (TDP)
100 Watt
Interface
PCIe 3.0 x16
Supplementary power connectors
None
Memory type
DDR3,GDDR5
GDDR5
Maximum RAM amount
4 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 R9 M390X - with GCN 3.
Core clock speed of Radeon R9 M390X is 38 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 R9 M390X - 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
1−2
21−24
ultra / 1080p
0−1
12−14
QHD / 1440p
0−1
8−9
4K / 2160p
−
5−6
low / 720p
12−14
40−45
medium / 1080p
3−4
27−30
The average gaming FPS of Radeon R9 M390X in Assassin's Creed Odyssey is 416% more, than Radeon HD 7660G plus HD 7670M Dual Graphics.
high / 1080p
−
35−40
ultra / 1080p
3−4
30−35
QHD / 1440p
0−1
14−16
4K / 2160p
−
9−10
low / 720p
14−16
70−75
medium / 1080p
5−6
40−45
The average gaming FPS of Radeon R9 M390X in Battlefield 5 is 512% more, than Radeon HD 7660G plus HD 7670M Dual Graphics.
low / 768p
50−55
50−55
high / 1080p
45−50
−
QHD / 1440p
0−1
0−1
Radeon HD 7660G plus HD 7670M Dual Graphics and Radeon R9 M390X have the same average FPS in Call of Duty: Warzone.
low / 768p
110−120
230−240
medium / 768p
90−95
210−220
ultra / 1080p
35−40
120−130
QHD / 1440p
−
100−110
4K / 2160p
10−11
55−60
high / 768p
60−65
170−180
The average gaming FPS of Radeon R9 M390X in Counter-Strike: Global Offensive is 155% more, than Radeon HD 7660G plus HD 7670M Dual Graphics.
low / 768p
70−75
60−65
ultra / 1080p
14−16
55−60
medium / 1080p
45−50
55−60
The average gaming FPS of Radeon R9 M390X in Cyberpunk 2077 is 31% more, than Radeon HD 7660G plus HD 7670M Dual Graphics.
low / 768p
70−75
120−130
medium / 768p
45−50
110−120
ultra / 1080p
20−22
85−90
The average gaming FPS of Radeon R9 M390X in Dota 2 is 131% more, than Radeon HD 7660G plus HD 7670M Dual Graphics.
high / 1080p
2−3
27−30
ultra / 1080p
2−3
24−27
QHD / 1440p
−
20−22
4K / 2160p
0−1
9−10
low / 720p
10−11
55−60
medium / 1080p
3−4
30−33
The average gaming FPS of Radeon R9 M390X in Far Cry 5 is 775% more, than Radeon HD 7660G plus HD 7670M Dual Graphics.
high / 1080p
−
35−40
ultra / 1080p
5−6
27−30
QHD / 1440p
1−2
16−18
low / 720p
50−55
130−140
medium / 1080p
9−10
75−80
The average gaming FPS of Radeon R9 M390X in Fortnite is 276% more, than Radeon HD 7660G plus HD 7670M Dual Graphics.
high / 1080p
3−4
35−40
ultra / 1080p
−
27−30
QHD / 1440p
0−1
16−18
4K / 2160p
−
14−16
low / 720p
16−18
75−80
medium / 1080p
6−7
40−45
The average gaming FPS of Radeon R9 M390X in Forza Horizon 4 is 477% more, than Radeon HD 7660G plus HD 7670M Dual Graphics.
low / 768p
40−45
110−120
medium / 768p
−
95−100
high / 1080p
4−5
45−50
ultra / 1080p
3−4
18−20
QHD / 1440p
0−1
9−10
medium / 720p
35−40
−
The average gaming FPS of Radeon R9 M390X in Grand Theft Auto V is 275% more, than Radeon HD 7660G plus HD 7670M Dual Graphics.
high / 1080p
1−2
14−16
ultra / 1080p
0−1
10−12
QHD / 1440p
−
10−12
4K / 2160p
0−1
3−4
low / 720p
3−4
40−45
medium / 1080p
3−4
20−22
The average gaming FPS of Radeon R9 M390X in Metro Exodus is 1200% more, than Radeon HD 7660G plus HD 7670M Dual Graphics.
low / 768p
85−90
120−130
high / 1080p
60−65
−
medium / 1080p
−
110−120
The average gaming FPS of Radeon R9 M390X in Minecraft is 43% more, than Radeon HD 7660G plus HD 7670M Dual Graphics.
high / 1080p
14−16
−
ultra / 1080p
12−14
14−16
low / 720p
24−27
75−80
medium / 1080p
14−16
18−20
The average gaming FPS of Radeon R9 M390X in PLAYERUNKNOWN'S BATTLEGROUNDS is 117% more, than Radeon HD 7660G plus HD 7670M Dual Graphics.
high / 1080p
−
16−18
ultra / 1080p
3−4
10−12
QHD / 1440p
0−1
3−4
4K / 2160p
−
2−3
low / 720p
5−6
40−45
medium / 1080p
−
21−24
The average gaming FPS of Radeon R9 M390X in Red Dead Redemption 2 is 550% more, than Radeon HD 7660G plus HD 7670M Dual Graphics.
low / 768p
9−10
80−85
medium / 768p
7−8
50−55
high / 1080p
3−4
27−30
ultra / 1080p
3−4
16−18
4K / 2160p
0−1
9−10
The average gaming FPS of Radeon R9 M390X in The Witcher 3: Wild Hunt is 650% more, than Radeon HD 7660G plus HD 7670M Dual Graphics.
low / 768p
70−75
90−95
medium / 768p
35−40
60−65
ultra / 1080p
12−14
40−45
high / 768p
30−35
55−60
The average gaming FPS of Radeon R9 M390X in World of Tanks is 65% more, than Radeon HD 7660G plus HD 7670M Dual Graphics.
Full Specs
Radeon HD 7660G plus HD 7670M Dual Graphics
Radeon R9 M390X
Architecture
Terascale 2
GCN 3
Code name
Amethyst (XT) / Tonga
Type
Laptop
Laptop
Release date
15 May 2012
9 June 2015
Pipelines
862
2048
Core clock speed
685 / 600 MHz
723 MHz
Transistor count
5,000 million
Manufacturing process technology
40 / 32 nm
28 nm
Texture fill rate
92.54
Floating-point performance
2,961 gflops
Memory bus width
128 Bit
256 Bit
Memory clock speed
1800 MHz
Memory bandwidth
160.0 GB/s
Shared memory
-
-
DirectX
DirectX 11, Shader 5.0
Shader Model
6.3
OpenGL
4.4
OpenCL
Not Listed
Vulkan
+
FreeSync
+
Bus support
PCIe 3.0
Laptop size
medium sized
large
Eyefinity
+
HD3D
+
PowerTune
+
DualGraphics
+
ZeroCore
+
Switchable graphics
+
Mantle
+
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