GeForce 940M and GeForce RTX 3080 - video card comparison
Passmark - benchmark score GeForce 940M vs GeForce RTX 3080
GeForce 940M
1156
GeForce RTX 3080
26041
GeForce 940M
GeForce RTX 3080
Architecture
Maxwell (2014−2018)
Ampere (2020−2022)
GPU code name
N16S-GT-S/B
Ampere GA102
Market segment
Laptop
Desktop
Release date
March 2015
September 2020
Bus support
PCI Express 3.0
-
Interface
PCIe 3.0 x8
PCIe 4.0 x16
Supplementary power connectors
-
1x 12-pin
Boost clock speed
1176 MHz
1710 MHz
Core clock speed
1072 MHz
1450 MHz
Floating-point performance
903.2 gflops
-
Manufacturing process technology
28 nm
8 nm
Number of transistors
1,870 million
28,300 million
Pipelines / CUDA cores
384
8704
Power consumption (TDP)
75 Watt
320 Watt
Texture fill rate
28.22
465.1
Memory type
DDR3
GDDR6X
Maximum RAM amount
4 GB
10 GB
Memory bus width
64 Bit
320 Bit
Memory clock speed
2000 MHz
19000 MHz
Memory bandwidth
14.4 GB/s
760.3 GB/s
Shared memory
-
-
Display Connectors
No outputs
1x HDMI, 3x DisplayPort
HDMI
-
+
DirectX
12 (11_0)
12 Ultimate (12_2)
CUDA
+
8.5
OpenCL
1.2
2.0
OpenGL
4.5
4.6
Shader Model
5.1
6.5
Vulkan
1.1.126
1.2
GameWorks
+
-
GPU Boost
2.0
-
Optimus
+
-