GeForce GTX 670MX SLI vs Mobility Radeon HD 3870 X2
In this comparison between GeForce GTX 670MX SLI and Mobility Radeon HD 3870 X2 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 GeForce GTX 670MX SLI will be the best choice, for others Mobility Radeon HD 3870 X2 will be their preference. Study the comparison tables below and make your choice.
GeForce GTX 670MX SLI and Mobility Radeon HD 3870 X2 are Laptop Graphics Cards
Note: GeForce GTX 670MX SLI and Mobility Radeon HD 3870 X2 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 GeForce GTX 670MX SLI or Mobility Radeon HD 3870 X2 here:
Main Specs
GeForce GTX 670MX SLI
Mobility Radeon HD 3870 X2
Power consumption (TDP)
150 Watt
110 Watt
Interface
PCIe 2.0 x16
Memory type
GDDR5
GDDR3
Maximum RAM amount
512 MB
Display Connectors
No outputs
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GeForce GTX 670MX SLI has 36% more power consumption, than Mobility Radeon HD 3870 X2.
Both cards are used in Laptops.
GeForce GTX 670MX SLI is build with Kepler architecture, and Mobility Radeon HD 3870 X2 - with RV6xx.
Core clock speed of Mobility Radeon HD 3870 X2 is 60 MHz higher, than GeForce GTX 670MX SLI.
GeForce GTX 670MX SLI is manufactured by 28 nm process technology, and Mobility Radeon HD 3870 X2 - by 55 nm process technology.
Memory clock speed of GeForce GTX 670MX SLI is 1950 MHz higher, than Mobility Radeon HD 3870 X2.
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
21−24
6−7
ultra / 1080p
14−16
4−5
QHD / 1440p
8−9
0−1
4K / 2160p
5−6
−
low / 720p
40−45
16−18
medium / 1080p
27−30
8−9
The average gaming FPS of GeForce GTX 670MX SLI in Assassin's Creed Odyssey is 200% more, than Mobility Radeon HD 3870 X2.
high / 1080p
35−40
12−14
ultra / 1080p
30−35
10−11
QHD / 1440p
14−16
0−1
4K / 2160p
9−10
−
low / 720p
75−80
24−27
medium / 1080p
40−45
12−14
The average gaming FPS of GeForce GTX 670MX SLI in Battlefield 5 is 213% more, than Mobility Radeon HD 3870 X2.
low / 768p
50−55
45−50
high / 1080p
−
45−50
QHD / 1440p
0−1
0−1
The average gaming FPS of GeForce GTX 670MX SLI in Call of Duty: Warzone is 10% more, than Mobility Radeon HD 3870 X2.
low / 768p
230−240
130−140
medium / 768p
210−220
110−120
ultra / 1080p
130−140
50−55
QHD / 1440p
100−110
27−30
4K / 2160p
55−60
27−30
high / 768p
170−180
80−85
The average gaming FPS of GeForce GTX 670MX SLI in Counter-Strike: Global Offensive is 109% more, than Mobility Radeon HD 3870 X2.
low / 768p
60−65
55−60
ultra / 1080p
55−60
18−20
medium / 1080p
55−60
45−50
The average gaming FPS of GeForce GTX 670MX SLI in Cyberpunk 2077 is 43% more, than Mobility Radeon HD 3870 X2.
low / 768p
120−130
80−85
medium / 768p
110−120
55−60
ultra / 1080p
85−90
30−35
The average gaming FPS of GeForce GTX 670MX SLI in Dota 2 is 91% more, than Mobility Radeon HD 3870 X2.
high / 1080p
27−30
8−9
ultra / 1080p
24−27
7−8
QHD / 1440p
21−24
−
4K / 2160p
9−10
3−4
low / 720p
55−60
18−20
medium / 1080p
30−33
8−9
The average gaming FPS of GeForce GTX 670MX SLI in Far Cry 5 is 233% more, than Mobility Radeon HD 3870 X2.
high / 1080p
35−40
14−16
ultra / 1080p
27−30
10−11
QHD / 1440p
16−18
−
low / 720p
130−140
60−65
medium / 1080p
80−85
21−24
The average gaming FPS of GeForce GTX 670MX SLI in Fortnite is 159% more, than Mobility Radeon HD 3870 X2.
high / 1080p
35−40
12−14
ultra / 1080p
27−30
10−12
QHD / 1440p
16−18
1−2
4K / 2160p
14−16
−
low / 720p
75−80
24−27
medium / 1080p
40−45
14−16
The average gaming FPS of GeForce GTX 670MX SLI in Forza Horizon 4 is 207% more, than Mobility Radeon HD 3870 X2.
low / 768p
110−120
50−55
medium / 768p
100−105
45−50
high / 1080p
45−50
12−14
ultra / 1080p
18−20
6−7
QHD / 1440p
9−10
0−1
The average gaming FPS of GeForce GTX 670MX SLI in Grand Theft Auto V is 144% more, than Mobility Radeon HD 3870 X2.
high / 1080p
14−16
4−5
ultra / 1080p
12−14
3−4
QHD / 1440p
10−12
−
4K / 2160p
3−4
0−1
low / 720p
45−50
12−14
medium / 1080p
20−22
6−7
The average gaming FPS of GeForce GTX 670MX SLI in Metro Exodus is 300% more, than Mobility Radeon HD 3870 X2.
low / 768p
120−130
95−100
high / 1080p
−
85−90
ultra / 1080p
−
80−85
medium / 1080p
110−120
90−95
The average gaming FPS of GeForce GTX 670MX SLI in Minecraft is 26% more, than Mobility Radeon HD 3870 X2.
high / 1080p
−
16−18
ultra / 1080p
14−16
14−16
low / 720p
75−80
30−35
medium / 1080p
18−20
18−20
The average gaming FPS of GeForce GTX 670MX SLI in PLAYERUNKNOWN'S BATTLEGROUNDS is 68% more, than Mobility Radeon HD 3870 X2.
high / 1080p
16−18
−
ultra / 1080p
10−12
7−8
QHD / 1440p
3−4
0−1
4K / 2160p
2−3
−
low / 720p
40−45
12−14
medium / 1080p
21−24
10−12
The average gaming FPS of GeForce GTX 670MX SLI in Red Dead Redemption 2 is 150% more, than Mobility Radeon HD 3870 X2.
low / 768p
80−85
24−27
medium / 768p
50−55
16−18
high / 1080p
27−30
9−10
ultra / 1080p
16−18
6−7
4K / 2160p
9−10
6−7
The average gaming FPS of GeForce GTX 670MX SLI in The Witcher 3: Wild Hunt is 192% more, than Mobility Radeon HD 3870 X2.
low / 768p
90−95
85−90
medium / 768p
60−65
45−50
ultra / 1080p
40−45
18−20
high / 768p
55−60
35−40
The average gaming FPS of GeForce GTX 670MX SLI in World of Tanks is 34% more, than Mobility Radeon HD 3870 X2.
Full Specs
GeForce GTX 670MX SLI
Mobility Radeon HD 3870 X2
Architecture
Kepler
RV6xx
Code name
N13E-GR
M88-XT CF
Type
Laptop
Laptop
Release date
1 October 2012
1 September 2008
Pipelines
1920
640
Core clock speed
600 MHz
660 MHz
Transistor count
5080 Million
666 million
Manufacturing process technology
28 nm
55 nm
Texture fill rate
10.56
Floating-point performance
2x 422.4 gflops
Memory bus width
2x 192 Bit
256 Bit
Memory clock speed
2800 MHz
850 MHz
Memory bandwidth
54.4 GB/s
Shared memory
-
-
DirectX
DirectX 11, Shader 5.1
10.1 (10_1)
Shader Model
4.1
OpenGL
3.3
OpenCL
N/A
Vulkan
N/A
CUDA
+
SLI options
+
Laptop size
large
large
Optimus
+
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