GeForce GTX 680 vs Mobility Radeon HD 3870 X2
When comparing GeForce GTX 680 and Mobility Radeon HD 3870 X2, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between GeForce GTX 680 and Mobility Radeon HD 3870 X2 is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.
Mobility Radeon HD 3870 X2 is a Laptop Graphics Card
Note: Mobility Radeon HD 3870 X2 is only used in laptop graphics. It has 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 Mobility Radeon HD 3870 X2 here:
Main Specs
GeForce GTX 680
Mobility Radeon HD 3870 X2
Power consumption (TDP)
195 Watt
110 Watt
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
Two 6-pin
Memory type
GDDR5
GDDR3
Maximum RAM amount
2048 MB
512 MB
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
No outputs
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GeForce GTX 680 has 77% more power consumption, than Mobility Radeon HD 3870 X2.
GeForce GTX 680 is connected by PCIe 3.0 x16, and Mobility Radeon HD 3870 X2 uses PCIe 2.0 x16 interface.
GeForce GTX 680 has 1536 GB more memory, than Mobility Radeon HD 3870 X2.
GeForce GTX 680 is used in Desktops, and Mobility Radeon HD 3870 X2 - in Laptops.
GeForce GTX 680 is build with Kepler architecture, and Mobility Radeon HD 3870 X2 - with RV6xx.
Core clock speed of GeForce GTX 680 is 346 MHz higher, than Mobility Radeon HD 3870 X2.
GeForce GTX 680 is manufactured by 28 nm process technology, and Mobility Radeon HD 3870 X2 - by 55 nm process technology.
Memory clock speed of GeForce GTX 680 is 5150 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
35−40
6−7
ultra / 1080p
21−24
4−5
QHD / 1440p
16−18
0−1
4K / 2160p
10−11
−
low / 720p
60−65
16−18
medium / 1080p
40−45
8−9
The average gaming FPS of GeForce GTX 680 in Assassin's Creed Odyssey is 355% more, than Mobility Radeon HD 3870 X2.
high / 1080p
55−60
12−14
ultra / 1080p
45−50
10−11
QHD / 1440p
35−40
0−1
4K / 2160p
18−20
−
low / 720p
100−110
24−27
medium / 1080p
60−65
12−14
The average gaming FPS of GeForce GTX 680 in Battlefield 5 is 353% 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 680 in Call of Duty: Warzone is 10% more, than Mobility Radeon HD 3870 X2.
low / 768p
250−260
130−140
medium / 768p
220−230
110−120
ultra / 1080p
180−190
50−55
QHD / 1440p
110−120
27−30
4K / 2160p
70−75
27−30
high / 768p
210−220
80−85
The average gaming FPS of GeForce GTX 680 in Counter-Strike: Global Offensive is 142% more, than Mobility Radeon HD 3870 X2.
low / 768p
60−65
55−60
ultra / 1080p
−
18−20
medium / 1080p
55−60
45−50
The average gaming FPS of GeForce GTX 680 in Cyberpunk 2077 is 15% more, than Mobility Radeon HD 3870 X2.
low / 768p
120−130
80−85
medium / 768p
110−120
55−60
ultra / 1080p
100−110
30−35
The average gaming FPS of GeForce GTX 680 in Dota 2 is 101% more, than Mobility Radeon HD 3870 X2.
high / 1080p
45−50
8−9
ultra / 1080p
40−45
7−8
QHD / 1440p
27−30
−
4K / 2160p
14−16
3−4
low / 720p
80−85
18−20
medium / 1080p
45−50
8−9
The average gaming FPS of GeForce GTX 680 in Far Cry 5 is 422% more, than Mobility Radeon HD 3870 X2.
high / 1080p
60−65
14−16
ultra / 1080p
45−50
10−11
QHD / 1440p
27−30
−
4K / 2160p
27−30
−
low / 720p
180−190
60−65
medium / 1080p
110−120
21−24
The average gaming FPS of GeForce GTX 680 in Fortnite is 277% more, than Mobility Radeon HD 3870 X2.
high / 1080p
60−65
12−14
ultra / 1080p
45−50
10−12
QHD / 1440p
30−35
1−2
4K / 2160p
24−27
−
low / 720p
100−110
24−27
medium / 1080p
65−70
14−16
The average gaming FPS of GeForce GTX 680 in Forza Horizon 4 is 384% more, than Mobility Radeon HD 3870 X2.
low / 768p
140−150
50−55
medium / 768p
120−130
45−50
high / 1080p
70−75
12−14
ultra / 1080p
30−35
6−7
QHD / 1440p
21−24
0−1
The average gaming FPS of GeForce GTX 680 in Grand Theft Auto V is 220% more, than Mobility Radeon HD 3870 X2.
high / 1080p
24−27
4−5
ultra / 1080p
20−22
3−4
QHD / 1440p
16−18
−
4K / 2160p
8−9
0−1
low / 720p
65−70
12−14
medium / 1080p
30−35
6−7
The average gaming FPS of GeForce GTX 680 in Metro Exodus is 500% more, than Mobility Radeon HD 3870 X2.
low / 768p
130−140
95−100
high / 1080p
−
85−90
ultra / 1080p
−
80−85
medium / 1080p
120−130
90−95
The average gaming FPS of GeForce GTX 680 in Minecraft is 36% more, than Mobility Radeon HD 3870 X2.
high / 1080p
−
16−18
ultra / 1080p
14−16
14−16
low / 720p
100−110
30−35
medium / 1080p
18−20
18−20
The average gaming FPS of GeForce GTX 680 in PLAYERUNKNOWN'S BATTLEGROUNDS is 109% more, than Mobility Radeon HD 3870 X2.
high / 1080p
24−27
−
ultra / 1080p
16−18
7−8
QHD / 1440p
10−11
0−1
4K / 2160p
7−8
−
low / 720p
65−70
12−14
medium / 1080p
35−40
10−12
The average gaming FPS of GeForce GTX 680 in Red Dead Redemption 2 is 300% more, than Mobility Radeon HD 3870 X2.
low / 768p
130−140
24−27
medium / 768p
85−90
16−18
high / 1080p
45−50
9−10
ultra / 1080p
24−27
6−7
4K / 2160p
16−18
6−7
The average gaming FPS of GeForce GTX 680 in The Witcher 3: Wild Hunt is 376% more, than Mobility Radeon HD 3870 X2.
low / 768p
90−95
85−90
medium / 768p
60−65
45−50
ultra / 1080p
50−55
18−20
high / 768p
60−65
35−40
The average gaming FPS of GeForce GTX 680 in World of Tanks is 42% more, than Mobility Radeon HD 3870 X2.
Full Specs
GeForce GTX 680
Mobility Radeon HD 3870 X2
Architecture
Kepler
RV6xx
Code name
GK104
M88-XT CF
Type
Desktop
Laptop
Release date
22 March 2012
1 September 2008
Pipelines
1536
640
Core clock speed
1006 MHz
660 MHz
Boost Clock
1058 MHz
Transistor count
3,540 million
666 million
Manufacturing process technology
28 nm
55 nm
Texture fill rate
128.8 billion/sec
10.56
Floating-point performance
3,090.4 gflops
2x 422.4 gflops
Length
10.0" (25.4 cm)
Memory bus width
256-bit GDDR5
256 Bit
Memory clock speed
6000 MHz
850 MHz
Memory bandwidth
192.2 GB/s
54.4 GB/s
Shared memory
-
-
DirectX
12 (11_0)
10.1 (10_1)
Shader Model
5.1
4.1
OpenGL
4.2
3.3
OpenCL
1.2
N/A
Vulkan
1.1.126
N/A
CUDA
+
CUDA cores
1536
Bus support
PCI Express 3.0
Height
4.376" (11.1 cm)
SLI options
+
Multi monitor support
4 displays
HDMI
+
HDCP
+
Maximum VGA resolution
2048x1536
Audio input for HDMI
Internal
Bitcoin / BTC (SHA256)
121 Mh/s
Laptop size
large
Ethereum / ETH (DaggerHashimoto)
15 Mh/s
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