GeForce 940MX and GeForce GTX 1660 - video card comparison
Passmark - benchmark score GeForce 940MX vs GeForce GTX 1660
GeForce 940MX
1561
GeForce GTX 1660
12040
GeForce 940MX
GeForce GTX 1660
Architecture
Maxwell (2014−2018)
Turing (2018−2021)
GPU code name
N16S-GTR-B/S
Turing TU116
Market segment
Laptop
Desktop
Release date
March 2016
March 2019
Bus support
PCI Express 3.0
-
Interface
PCIe 3.0 x8
PCIe 3.0 x16
Supplementary power connectors
None
1x 8-pin
Boost clock speed
1242 MHz
1785 MHz
Core clock speed
1122 MHz
1530 MHz
Floating-point performance
762.6 gflops
-
Manufacturing process technology
28 nm
12 nm
Number of transistors
1,870 million
6,600 million
Pipelines / CUDA cores
384
1408
Power consumption (TDP)
23 Watt
120 Watt
Texture fill rate
23.83
157.1
Memory type
DDR3, GDDR5
GDDR5
Maximum RAM amount
4 GB
6 GB
Memory bus width
64 Bit
192 Bit
Memory clock speed
4000 MHz
8000 MHz
Memory bandwidth
40.1 GB/s
192.1 GB/s
Shared memory
-
-
Display Connectors
No outputs
1x DVI, 1x HDMI, 1x DisplayPort
HDMI
-
+
DirectX
12 (11_0)
12 (12_1)
CUDA
+
7.5
OpenCL
1.2
1.2
OpenGL
4.5
4.6
Shader Model
5.1
6.5
Vulkan
1.1
1.2.131
GameWorks
+
-
GPU Boost
2.0
-
Optimus
+
-