GeForce GTX 1660 Ti mobile vs GeForce GTX 870M
When choosing between GeForce GTX 1660 Ti mobile and GeForce GTX 870M, 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 GeForce GTX 1660 Ti mobile and GeForce GTX 870M.
GeForce GTX 1660 Ti mobile and GeForce GTX 870M are Laptop Graphics Cards
Note: GeForce GTX 1660 Ti mobile and GeForce GTX 870M 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 1660 Ti mobile or GeForce GTX 870M here:
Main Specs
GeForce GTX 1660 Ti mobile
GeForce GTX 870M
Power consumption (TDP)
100 Watt
Interface
PCIe 3.0 x16
MXM-B (3.0)
Supplementary power connectors
None
Memory type
GDDR6
GDDR5
Maximum RAM amount
6 GB
6 GB
Display Connectors
No outputs
No outputs
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GeForce GTX 1660 Ti mobile is connected by PCIe 3.0 x16, and GeForce GTX 870M uses MXM-B (3.0) interface.
GeForce GTX 1660 Ti mobile and GeForce GTX 870M have maximum RAM of 6 GB.
Both cards are used in Laptops.
GeForce GTX 1660 Ti mobile is build with Turing architecture, and GeForce GTX 870M - with Kepler.
Core clock speed of GeForce GTX 1660 Ti mobile is 514 MHz higher, than GeForce GTX 870M.
GeForce GTX 1660 Ti mobile is manufactured by 12 nm process technology, and GeForce GTX 870M - 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
50−55
16−18
ultra / 1080p
35−40
10−11
QHD / 1440p
27−30
4−5
4K / 2160p
16−18
−
low / 720p
80−85
35−40
medium / 1080p
60−65
21−24
The average gaming FPS of GeForce GTX 1660 Ti mobile in Assassin's Creed Odyssey is 188% more, than GeForce GTX 870M.
high / 1080p
80−85
27−30
ultra / 1080p
70−75
24−27
QHD / 1440p
55−60
7−8
4K / 2160p
30−33
6−7
low / 720p
130−140
60−65
medium / 1080p
90−95
30−35
The average gaming FPS of GeForce GTX 1660 Ti mobile in Battlefield 5 is 188% more, than GeForce GTX 870M.
low / 768p
45−50
50−55
high / 1080p
−
50−55
QHD / 1440p
−
0−1
The average gaming FPS of GeForce GTX 870M in Call of Duty: Warzone is 10% more, than GeForce GTX 1660 Ti mobile.
low / 768p
250−260
220−230
medium / 768p
230−240
190−200
ultra / 1080p
−
100−110
QHD / 1440p
150−160
65−70
4K / 2160p
100−110
35−40
high / 768p
220−230
150−160
The average gaming FPS of GeForce GTX 1660 Ti mobile in Counter-Strike: Global Offensive is 43% more, than GeForce GTX 870M.
low / 768p
70−75
60−65
ultra / 1080p
−
45−50
medium / 1080p
50−55
55−60
The average gaming FPS of GeForce GTX 1660 Ti mobile in Cyberpunk 2077 is 3% more, than GeForce GTX 870M.
low / 768p
120−130
110−120
medium / 768p
110−120
100−110
ultra / 1080p
110−120
70−75
The average gaming FPS of GeForce GTX 1660 Ti mobile in Dota 2 is 21% more, than GeForce GTX 870M.
high / 1080p
65−70
21−24
ultra / 1080p
60−65
18−20
QHD / 1440p
40−45
18−20
4K / 2160p
21−24
6−7
low / 720p
100−110
45−50
medium / 1080p
70−75
21−24
The average gaming FPS of GeForce GTX 1660 Ti mobile in Far Cry 5 is 181% more, than GeForce GTX 870M.
high / 1080p
95−100
27−30
ultra / 1080p
75−80
21−24
QHD / 1440p
45−50
14−16
4K / 2160p
21−24
−
low / 720p
220−230
110−120
medium / 1080p
150−160
60−65
The average gaming FPS of GeForce GTX 1660 Ti mobile in Fortnite is 150% more, than GeForce GTX 870M.
high / 1080p
85−90
30−33
ultra / 1080p
70−75
21−24
QHD / 1440p
50−55
10−12
4K / 2160p
35−40
−
low / 720p
140−150
60−65
medium / 1080p
95−100
30−35
The average gaming FPS of GeForce GTX 1660 Ti mobile in Forza Horizon 4 is 184% more, than GeForce GTX 870M.
low / 768p
160−170
95−100
medium / 768p
150−160
85−90
high / 1080p
100−110
35−40
ultra / 1080p
50−55
14−16
QHD / 1440p
40−45
4−5
The average gaming FPS of GeForce GTX 1660 Ti mobile in Grand Theft Auto V is 116% more, than GeForce GTX 870M.
high / 1080p
40−45
10−12
ultra / 1080p
30−35
8−9
QHD / 1440p
24−27
−
4K / 2160p
14−16
2−3
low / 720p
95−100
35−40
medium / 1080p
55−60
14−16
The average gaming FPS of GeForce GTX 1660 Ti mobile in Metro Exodus is 250% more, than GeForce GTX 870M.
low / 768p
120−130
110−120
medium / 1080p
−
110−120
The average gaming FPS of GeForce GTX 1660 Ti mobile in Minecraft is 8% more, than GeForce GTX 870M.
high / 1080p
80−85
−
ultra / 1080p
55−60
14−16
4K / 2160p
18−20
−
low / 720p
120−130
65−70
medium / 1080p
90−95
18−20
The average gaming FPS of GeForce GTX 1660 Ti mobile in PLAYERUNKNOWN'S BATTLEGROUNDS is 175% more, than GeForce GTX 870M.
high / 1080p
35−40
14−16
ultra / 1080p
24−27
9−10
QHD / 1440p
18−20
0−1
4K / 2160p
12−14
−
low / 720p
95−100
30−35
medium / 1080p
55−60
18−20
The average gaming FPS of GeForce GTX 1660 Ti mobile in Red Dead Redemption 2 is 184% more, than GeForce GTX 870M.
low / 768p
190−200
65−70
medium / 768p
130−140
40−45
high / 1080p
75−80
21−24
ultra / 1080p
40−45
12−14
4K / 2160p
27−30
7−8
The average gaming FPS of GeForce GTX 1660 Ti mobile in The Witcher 3: Wild Hunt is 216% more, than GeForce GTX 870M.
low / 768p
130−140
90−95
medium / 768p
−
60−65
ultra / 1080p
65−70
35−40
high / 768p
−
55−60
The average gaming FPS of GeForce GTX 1660 Ti mobile in World of Tanks is 55% more, than GeForce GTX 870M.
Full Specs
GeForce GTX 1660 Ti mobile
GeForce GTX 870M
Architecture
Turing
Kepler
Code name
N18E-G0
N15P-GT
Type
Laptop
Laptop
Release date
23 April 2019
12 March 2014
Pipelines
1536
1344
Core clock speed
1455 MHz
941 MHz
Boost Clock
1590 MHz
967 MHz
Transistor count
6,600 million
3,540 million
Manufacturing process technology
12 nm
28 nm
Texture fill rate
152.6
108.3
Floating-point performance
2,599 gflops
Memory bus width
192 Bit
192 Bit
Memory clock speed
12000 MHz
Memory bandwidth
288.0 GB/s
120.0 GB/s
Shared memory
-
-
DirectX
12 (12_1)
12 (11_0)
Shader Model
6.5
5.1
OpenGL
4.6
4.5
OpenCL
1.2
1.1
Vulkan
1.2.131
1.1.126
CUDA
7.5
+
CUDA cores
1344
Bus support
PCI Express 2.0, PCI Express 3.0
SLI options
+
HDMI
+
Bitcoin / BTC (SHA256)
82 Mh/s
Laptop size
medium sized
large
Standard memory configuration
GDDR5
eDP 1.2 signal support
Up to 3840x2160
LVDS signal support
Up to 1920x1200
DisplayPort Multimode (DP++) support
Up to 3840x2160
HDCP content protection
+
7.1 channel HD audio on HDMI
+
TrueHD and DTS-HD audio bitstreaming
+
H.264, VC1, MPEG2 1080p video decoder
+
Optimus
+
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