GeForce GTX 660 Ti vs GeForce GTX 680MX
In this comparison between GeForce GTX 660 Ti and GeForce GTX 680MX 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 660 Ti will be the best choice, for others GeForce GTX 680MX will be their preference. Study the comparison tables below and make your choice.
GeForce GTX 680MX is a Laptop Graphics Card
Note: GeForce GTX 680MX 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 GeForce GTX 680MX here:
Main Specs
GeForce GTX 660 Ti
GeForce GTX 680MX
Power consumption (TDP)
150 Watt
122 Watt
Interface
PCIe 3.0 x16
Supplementary power connectors
Two 6-pin
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
2 GB
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
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GeForce GTX 660 Ti has 22% more power consumption, than GeForce GTX 680MX.
GeForce GTX 660 Ti and GeForce GTX 680MX have maximum RAM of 2 GB.
GeForce GTX 660 Ti is used in Desktops, and GeForce GTX 680MX - in Laptops.
GeForce GTX 660 Ti and GeForce GTX 680MX are build with Kepler architecture.
Core clock speed of GeForce GTX 660 Ti is 195 MHz higher, than GeForce GTX 680MX.
GeForce GTX 660 Ti and GeForce GTX 680MX are manufactured by 28 nm process technology.
Memory clock speed of GeForce GTX 680MX is 2494 MHz higher, than GeForce GTX 660 Ti.
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
21−24
ultra / 1080p
12−14
12−14
QHD / 1440p
8−9
7−8
4K / 2160p
5−6
5−6
low / 720p
40−45
40−45
medium / 1080p
27−30
27−30
The average gaming FPS of GeForce GTX 660 Ti in Assassin's Creed Odyssey is 5% more, than GeForce GTX 680MX.
high / 1080p
35−40
35−40
ultra / 1080p
30−35
30−33
QHD / 1440p
14−16
14−16
4K / 2160p
9−10
9−10
low / 720p
70−75
70−75
medium / 1080p
40−45
40−45
GeForce GTX 660 Ti and GeForce GTX 680MX have the same average FPS in Battlefield 5.
low / 768p
50−55
50−55
QHD / 1440p
0−1
0−1
GeForce GTX 660 Ti and GeForce GTX 680MX have the same average FPS in Call of Duty: Warzone.
low / 768p
230−240
230−240
medium / 768p
210−220
200−210
ultra / 1080p
120−130
120−130
QHD / 1440p
100−110
100−110
4K / 2160p
55−60
55−60
high / 768p
170−180
170−180
The average gaming FPS of GeForce GTX 660 Ti in Counter-Strike: Global Offensive is 1% more, than GeForce GTX 680MX.
low / 768p
60−65
60−65
ultra / 1080p
55−60
50−55
medium / 1080p
55−60
55−60
The average gaming FPS of GeForce GTX 660 Ti in Cyberpunk 2077 is 3% more, than GeForce GTX 680MX.
low / 768p
120−130
120−130
medium / 768p
110−120
110−120
ultra / 1080p
85−90
80−85
The average gaming FPS of GeForce GTX 660 Ti in Dota 2 is 1% more, than GeForce GTX 680MX.
high / 1080p
27−30
27−30
ultra / 1080p
24−27
24−27
QHD / 1440p
20−22
20−22
4K / 2160p
9−10
8−9
low / 720p
55−60
55−60
medium / 1080p
30−33
27−30
GeForce GTX 660 Ti and GeForce GTX 680MX have the same average FPS in Far Cry 5.
high / 1080p
35−40
35−40
ultra / 1080p
27−30
27−30
QHD / 1440p
16−18
16−18
low / 720p
130−140
130−140
medium / 1080p
75−80
75−80
GeForce GTX 660 Ti and GeForce GTX 680MX have the same average FPS in Fortnite.
high / 1080p
35−40
35−40
ultra / 1080p
27−30
27−30
QHD / 1440p
16−18
16−18
4K / 2160p
14−16
14−16
low / 720p
75−80
70−75
medium / 1080p
40−45
40−45
The average gaming FPS of GeForce GTX 660 Ti in Forza Horizon 4 is 2% more, than GeForce GTX 680MX.
low / 768p
110−120
100−110
medium / 768p
95−100
95−100
high / 1080p
45−50
40−45
ultra / 1080p
18−20
18−20
QHD / 1440p
9−10
8−9
The average gaming FPS of GeForce GTX 660 Ti in Grand Theft Auto V is 5% more, than GeForce GTX 680MX.
high / 1080p
14−16
14−16
ultra / 1080p
10−12
10−12
QHD / 1440p
10−12
10−12
4K / 2160p
3−4
3−4
low / 720p
40−45
40−45
medium / 1080p
20−22
18−20
GeForce GTX 660 Ti and GeForce GTX 680MX have the same average FPS in Metro Exodus.
low / 768p
120−130
120−130
medium / 1080p
110−120
110−120
GeForce GTX 660 Ti and GeForce GTX 680MX have the same average FPS in Minecraft.
ultra / 1080p
14−16
14−16
low / 720p
75−80
75−80
medium / 1080p
18−20
18−20
GeForce GTX 660 Ti and GeForce GTX 680MX have the same average FPS in PLAYERUNKNOWN'S BATTLEGROUNDS.
high / 1080p
16−18
16−18
ultra / 1080p
10−12
10−12
QHD / 1440p
3−4
2−3
4K / 2160p
2−3
2−3
low / 720p
40−45
40−45
medium / 1080p
21−24
21−24
GeForce GTX 660 Ti and GeForce GTX 680MX have the same average FPS in Red Dead Redemption 2.
low / 768p
80−85
80−85
medium / 768p
50−55
50−55
high / 1080p
27−30
27−30
ultra / 1080p
16−18
14−16
4K / 2160p
9−10
9−10
The average gaming FPS of GeForce GTX 660 Ti in The Witcher 3: Wild Hunt is 2% more, than GeForce GTX 680MX.
low / 768p
90−95
90−95
medium / 768p
60−65
60−65
ultra / 1080p
40−45
40−45
high / 768p
55−60
55−60
GeForce GTX 660 Ti and GeForce GTX 680MX have the same average FPS in World of Tanks.
Full Specs
GeForce GTX 660 Ti
GeForce GTX 680MX
Architecture
Kepler
Kepler
Code name
GK104
Type
Desktop
Laptop
Release date
16 August 2012
23 October 2012
Pipelines
1344
1536
Core clock speed
915 MHz
720 MHz
Boost Clock
980 MHz
Transistor count
3,540 million
3540 Million
Manufacturing process technology
28 nm
28 nm
Texture fill rate
102.5 billion/sec
92.2 billion/sec
Floating-point performance
2,459.5 gflops
Length
9.5" (24.1 cm)
Memory bus width
192-bit GDDR5
256 Bit
Memory clock speed
6.0 GB/s
2500 MHz
Memory bandwidth
144.2 GB/s
160 GB/s
Shared memory
-
-
DirectX
12 (11_0)
12 API
Shader Model
5.1
OpenGL
4.3
4.5
OpenCL
1.2
1.1
Vulkan
1.1.126
CUDA
+
+
CUDA cores
1344
1536
Bus support
PCI Express 3.0
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
3D Blu-Ray
+
3D Gaming
+
3D Vision
+
+
Bitcoin / BTC (SHA256)
99 Mh/s
57 Mh/s
Laptop size
large
Optimus
+
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