GeForce 940M and GeForce RTX 4080 - video card comparison
Passmark - benchmark score GeForce 940M vs GeForce RTX 4080
GeForce 940M
1156
GeForce RTX 4080
35648
GeForce 940M
GeForce RTX 4080
Architecture
Maxwell (2014−2018)
Ada Lovelace
GPU code name
N16S-GT-S/B
AD103-300-A1
Market segment
Laptop
Desktop
Release date
March 2015
September 2022
Bus support
PCI Express 3.0
-
Interface
PCIe 3.0 x8
PCIe 4.0 x16
Supplementary power connectors
-
1x 16-pin
Boost clock speed
1176 MHz
2505 MHz
Core clock speed
1072 MHz
2205 MHz
Floating-point performance
903.2 gflops
-
Manufacturing process technology
28 nm
5 nm
Number of transistors
1,870 million
45,900 million
Pipelines / CUDA cores
384
9728
Power consumption (TDP)
75 Watt
320 Watt
Texture fill rate
28.22
761.5
Memory type
DDR3
GDDR6X
Maximum RAM amount
4 GB
16 GB
Memory bus width
64 Bit
256 Bit
Memory clock speed
2000 MHz
22400 MHz
Memory bandwidth
14.4 GB/s
716.8 GB/s
Shared memory
-
-
Display Connectors
No outputs
1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI
-
+
DirectX
12 (11_0)
12 Ultimate (12_2)
CUDA
+
8.9
OpenCL
1.2
3.0
OpenGL
4.5
4.6
Shader Model
5.1
6.6
Vulkan
1.1.126
1.3
GameWorks
+
-
GPU Boost
2.0
-
Optimus
+
-