GeForce 940MX vs GeForce GTX 680M
Find out if it is worth upgrading your current GPU setup by comparing GeForce 940MX and GeForce GTX 680M. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between GeForce 940MX and GeForce GTX 680M. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.
GeForce 940MX and GeForce GTX 680M are Laptop Graphics Cards
Note: GeForce 940MX and GeForce GTX 680M 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 940MX or GeForce GTX 680M here:
Main Specs
GeForce 940MX
GeForce GTX 680M
Power consumption (TDP)
23 Watt
100 Watt
Interface
PCIe 3.0 x8
MXM-B (3.0)
Supplementary power connectors
None
None
Memory type
DDR3, GDDR5
GDDR5
Maximum RAM amount
4 GB
4 GB
Display Connectors
No outputs
No outputs
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GeForce GTX 680M has 334% more power consumption, than GeForce 940MX.
GeForce 940MX is connected by PCIe 3.0 x8, and GeForce GTX 680M uses MXM-B (3.0) interface.
GeForce 940MX and GeForce GTX 680M have maximum RAM of 4 GB.
Both cards are used in Laptops.
GeForce 940MX is build with Maxwell architecture, and GeForce GTX 680M - with Kepler.
Core clock speed of GeForce 940MX is 402 MHz higher, than GeForce GTX 680M.
GeForce 940MX and GeForce GTX 680M are manufactured by 28 nm process technology.
Memory clock speed of GeForce 940MX is 2200 MHz higher, than GeForce GTX 680M.
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
7−8
16−18
ultra / 1080p
4−5
9−10
QHD / 1440p
0−1
4−5
4K / 2160p
−
4−5
low / 720p
16−18
30−35
medium / 1080p
8−9
20−22
The average gaming FPS of GeForce GTX 680M in Assassin's Creed Odyssey is 122% more, than GeForce 940MX.
high / 1080p
12−14
24−27
ultra / 1080p
10−11
21−24
QHD / 1440p
0−1
9−10
4K / 2160p
−
6−7
low / 720p
24−27
55−60
medium / 1080p
12−14
27−30
The average gaming FPS of GeForce GTX 680M in Battlefield 5 is 120% more, than GeForce 940MX.
low / 768p
45−50
45−50
high / 1080p
45−50
−
QHD / 1440p
0−1
0−1
GeForce 940MX and GeForce GTX 680M have the same average FPS in Call of Duty: Warzone.
low / 768p
140−150
210−220
medium / 768p
110−120
180−190
ultra / 1080p
55−60
100−110
QHD / 1440p
30−33
55−60
4K / 2160p
27−30
30−35
high / 768p
80−85
140−150
The average gaming FPS of GeForce GTX 680M in Counter-Strike: Global Offensive is 61% more, than GeForce 940MX.
low / 768p
55−60
55−60
ultra / 1080p
20−22
40−45
medium / 1080p
45−50
45−50
The average gaming FPS of GeForce GTX 680M in Cyberpunk 2077 is 16% more, than GeForce 940MX.
low / 768p
80−85
110−120
medium / 768p
60−65
95−100
ultra / 1080p
35−40
65−70
The average gaming FPS of GeForce GTX 680M in Dota 2 is 55% more, than GeForce 940MX.
high / 1080p
8−9
18−20
ultra / 1080p
8−9
18−20
QHD / 1440p
−
16−18
4K / 2160p
3−4
6−7
low / 720p
18−20
40−45
medium / 1080p
9−10
21−24
The average gaming FPS of GeForce GTX 680M in Far Cry 5 is 133% more, than GeForce 940MX.
high / 1080p
14−16
27−30
ultra / 1080p
10−11
21−24
QHD / 1440p
−
16−18
low / 720p
60−65
100−110
medium / 1080p
24−27
55−60
The average gaming FPS of GeForce GTX 680M in Fortnite is 89% more, than GeForce 940MX.
high / 1080p
12−14
27−30
ultra / 1080p
10−12
21−24
QHD / 1440p
1−2
10−11
4K / 2160p
−
10−11
low / 720p
27−30
55−60
medium / 1080p
14−16
30−35
The average gaming FPS of GeForce GTX 680M in Forza Horizon 4 is 130% more, than GeForce 940MX.
low / 768p
50−55
90−95
medium / 768p
45−50
80−85
high / 1080p
12−14
30−35
ultra / 1080p
6−7
12−14
QHD / 1440p
0−1
4−5
The average gaming FPS of GeForce GTX 680M in Grand Theft Auto V is 89% more, than GeForce 940MX.
high / 1080p
5−6
10−11
ultra / 1080p
3−4
8−9
4K / 2160p
0−1
3−4
low / 720p
12−14
30−35
medium / 1080p
6−7
14−16
The average gaming FPS of GeForce GTX 680M in Metro Exodus is 128% more, than GeForce 940MX.
low / 768p
95−100
110−120
high / 1080p
90−95
−
ultra / 1080p
80−85
−
medium / 1080p
90−95
100−110
The average gaming FPS of GeForce GTX 680M in Minecraft is 15% more, than GeForce 940MX.
high / 1080p
16−18
24−27
ultra / 1080p
14−16
18−20
low / 720p
30−35
60−65
medium / 1080p
18−20
24−27
The average gaming FPS of GeForce GTX 680M in PLAYERUNKNOWN'S BATTLEGROUNDS is 65% more, than GeForce 940MX.
high / 1080p
−
14−16
ultra / 1080p
7−8
10−11
QHD / 1440p
0−1
0−1
low / 720p
12−14
30−35
medium / 1080p
10−12
16−18
The average gaming FPS of GeForce GTX 680M in Red Dead Redemption 2 is 100% more, than GeForce 940MX.
low / 768p
24−27
60−65
medium / 768p
16−18
35−40
high / 1080p
9−10
20−22
ultra / 1080p
6−7
12−14
4K / 2160p
6−7
8−9
The average gaming FPS of GeForce GTX 680M in The Witcher 3: Wild Hunt is 115% more, than GeForce 940MX.
low / 768p
85−90
100−110
medium / 768p
45−50
60−65
ultra / 1080p
20−22
35−40
high / 768p
35−40
55−60
The average gaming FPS of GeForce GTX 680M in World of Tanks is 35% more, than GeForce 940MX.
Full Specs
GeForce 940MX
GeForce GTX 680M
Architecture
Maxwell
Kepler
Code name
N16S-GTR-B/S
N13E-GTX
Type
Laptop
Laptop
Release date
10 March 2016
4 June 2012
Pipelines
384
1344
Core clock speed
1122 MHz
720 MHz
Boost Clock
1242 MHz
758 MHz
Transistor count
1,870 million
3,540 million
Manufacturing process technology
28 nm
28 nm
Texture fill rate
23.83
80.6 billion/sec
Floating-point performance
762.6 gflops
2,038 gflops
Memory bus width
64 Bit
256 Bit
Memory clock speed
4000 MHz
1800 MHz
Memory bandwidth
40.1 GB/s
115.2 GB/s
Shared memory
-
-
DirectX
12 (11_0)
12 API
Shader Model
5.1
5.1
OpenGL
4.5
4.5
OpenCL
1.2
1.1
Vulkan
1.1
1.1.126
CUDA
+
+
CUDA cores
1344
Bus support
PCI Express 3.0
PCI Express 3.0
SLI options
+
Bitcoin / BTC (SHA256)
102 Mh/s
100 Mh/s
Laptop size
medium sized
large
Optimus
+
+
GPU Boost
2.0
GameWorks
+
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