GeForce GT 650M SLI vs GeForce GTX 660
When choosing between GeForce GT 650M SLI and GeForce GTX 660, 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 GT 650M SLI and GeForce GTX 660.
GeForce GT 650M SLI is a Laptop Graphics Card
Note: GeForce GT 650M SLI 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 GT 650M SLI here:
Main Specs
GeForce GT 650M SLI
GeForce GTX 660
Power consumption (TDP)
140 Watt
Interface
PCIe 3.0 x16
Supplementary power connectors
One 6-pin
Memory type
GDDR5
GDDR5
Maximum RAM amount
2x2 GB
2 GB
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
Check Price
Check Price
GeForce GT 650M SLI and GeForce GTX 660 have maximum RAM of 2 GB.
GeForce GT 650M SLI is used in Laptops, and GeForce GTX 660 - in Desktops.
GeForce GT 650M SLI and GeForce GTX 660 are build with Kepler architecture.
Core clock speed of GeForce GTX 660 is 190 MHz higher, than GeForce GT 650M SLI.
GeForce GT 650M SLI and GeForce GTX 660 are manufactured by 28 nm process technology.
Memory clock speed of GeForce GT 650M SLI is 3994 MHz higher, than GeForce GTX 660.
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
12−14
20−22
ultra / 1080p
7−8
12−14
QHD / 1440p
2−3
6−7
4K / 2160p
−
5−6
low / 720p
24−27
40−45
medium / 1080p
14−16
24−27
The average gaming FPS of GeForce GTX 660 in Assassin's Creed Odyssey is 75% more, than GeForce GT 650M SLI.
high / 1080p
20−22
30−35
ultra / 1080p
16−18
27−30
QHD / 1440p
3−4
10−12
4K / 2160p
−
8−9
low / 720p
40−45
65−70
medium / 1080p
21−24
35−40
The average gaming FPS of GeForce GTX 660 in Battlefield 5 is 66% more, than GeForce GT 650M SLI.
low / 768p
45−50
50−55
QHD / 1440p
0−1
0−1
The average gaming FPS of GeForce GTX 660 in Call of Duty: Warzone is 10% more, than GeForce GT 650M SLI.
low / 768p
180−190
230−240
medium / 768p
150−160
200−210
ultra / 1080p
80−85
120−130
QHD / 1440p
45−50
90−95
4K / 2160p
30−33
50−55
high / 768p
120−130
160−170
The average gaming FPS of GeForce GTX 660 in Counter-Strike: Global Offensive is 39% more, than GeForce GT 650M SLI.
low / 768p
55−60
60−65
ultra / 1080p
30−35
50−55
medium / 1080p
45−50
55−60
The average gaming FPS of GeForce GTX 660 in Cyberpunk 2077 is 26% more, than GeForce GT 650M SLI.
low / 768p
100−110
120−130
medium / 768p
80−85
100−110
ultra / 1080p
50−55
80−85
The average gaming FPS of GeForce GTX 660 in Dota 2 is 30% more, than GeForce GT 650M SLI.
high / 1080p
14−16
24−27
ultra / 1080p
12−14
21−24
QHD / 1440p
−
18−20
4K / 2160p
5−6
8−9
low / 720p
30−35
50−55
medium / 1080p
14−16
27−30
The average gaming FPS of GeForce GTX 660 in Far Cry 5 is 68% more, than GeForce GT 650M SLI.
high / 1080p
21−24
30−35
ultra / 1080p
16−18
24−27
QHD / 1440p
−
16−18
low / 720p
85−90
120−130
medium / 1080p
40−45
70−75
The average gaming FPS of GeForce GTX 660 in Fortnite is 50% more, than GeForce GT 650M SLI.
high / 1080p
21−24
30−35
ultra / 1080p
16−18
24−27
QHD / 1440p
6−7
14−16
4K / 2160p
−
12−14
low / 720p
40−45
65−70
medium / 1080p
21−24
35−40
The average gaming FPS of GeForce GTX 660 in Forza Horizon 4 is 59% more, than GeForce GT 650M SLI.
low / 768p
75−80
100−110
medium / 768p
65−70
90−95
high / 1080p
21−24
40−45
ultra / 1080p
10−11
16−18
QHD / 1440p
1−2
7−8
The average gaming FPS of GeForce GTX 660 in Grand Theft Auto V is 48% more, than GeForce GT 650M SLI.
high / 1080p
8−9
12−14
ultra / 1080p
6−7
10−11
QHD / 1440p
−
10−11
4K / 2160p
2−3
3−4
low / 720p
21−24
40−45
medium / 1080p
10−11
18−20
The average gaming FPS of GeForce GTX 660 in Metro Exodus is 70% more, than GeForce GT 650M SLI.
low / 768p
100−110
120−130
ultra / 1080p
95−100
−
medium / 1080p
100−110
110−120
The average gaming FPS of GeForce GTX 660 in Minecraft is 14% more, than GeForce GT 650M SLI.
high / 1080p
20−22
−
ultra / 1080p
16−18
14−16
low / 720p
45−50
70−75
medium / 1080p
21−24
18−20
The average gaming FPS of GeForce GTX 660 in PLAYERUNKNOWN'S BATTLEGROUNDS is 20% more, than GeForce GT 650M SLI.
high / 1080p
12−14
14−16
ultra / 1080p
9−10
10−11
QHD / 1440p
0−1
1−2
4K / 2160p
−
1−2
low / 720p
21−24
35−40
medium / 1080p
14−16
21−24
The average gaming FPS of GeForce GTX 660 in Red Dead Redemption 2 is 40% more, than GeForce GT 650M SLI.
low / 768p
40−45
70−75
medium / 768p
27−30
45−50
high / 1080p
14−16
24−27
ultra / 1080p
9−10
14−16
4K / 2160p
7−8
8−9
The average gaming FPS of GeForce GTX 660 in The Witcher 3: Wild Hunt is 65% more, than GeForce GT 650M SLI.
low / 768p
95−100
90−95
medium / 768p
55−60
60−65
ultra / 1080p
30−33
40−45
high / 768p
45−50
55−60
The average gaming FPS of GeForce GTX 660 in World of Tanks is 8% more, than GeForce GT 650M SLI.
Full Specs
GeForce GT 650M SLI
GeForce GTX 660
Architecture
Kepler
Kepler
Code name
N13E-GE
GK106
Type
Laptop
Desktop
Release date
22 March 2012
6 September 2012
Pipelines
768
960
Core clock speed
790 MHz
980 MHz
Boost Clock
835 MHz
1033 MHz
Transistor count
2,540 million
Manufacturing process technology
28 nm
28 nm
Texture fill rate
78.4 billion/sec
Floating-point performance
1,981 gflops
Length
9.5" (24.1 cm)
Memory bus width
2x 128 Bit
192-bit GDDR5
Memory clock speed
4000 MHz
6.0 GB/s
Memory bandwidth
144.2 GB/s
Shared memory
-
DirectX
DirectX 11, Shader 5.0
12 (11_0)
Shader Model
5.1
OpenGL
4.3
OpenCL
1.2
Vulkan
1.1.126
CUDA
+
+
CUDA cores
960
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
3D Blu-Ray
+
3D Gaming
+
3D Vision
+
Bitcoin / BTC (SHA256)
66 Mh/s
Laptop size
medium sized
Optimus
+
Check Price
Check Price