GeForce 940MX and H100 SXM5 - video card comparison
GeForce 940MX
H100 SXM5
Architecture
Maxwell (2014−2018)
Hopper (2022)
GPU code name
N16S-GTR-B/S
GH100
Market segment
Laptop
Desktop
Release date
March 2016
March 2022
Bus support
PCI Express 3.0
-
Interface
PCIe 3.0 x8
PCIe 5.0 x16
Supplementary power connectors
None
8-pin EPS
Boost clock speed
1242 MHz
1780 MHz
Core clock speed
1122 MHz
-
Floating-point performance
762.6 gflops
-
Manufacturing process technology
28 nm
4 nm
Number of transistors
1,870 million
80,000 million
Pipelines / CUDA cores
384
8448
Power consumption (TDP)
23 Watt
700 Watt
Texture fill rate
23.83
939.8
Memory type
DDR3, GDDR5
HBM3
Maximum RAM amount
4 GB
80 GB
Memory bus width
64 Bit
5120 Bit
Memory clock speed
4000 MHz
3 GB/s
Memory bandwidth
40.1 GB/s
1,920 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 (11_0)
N/A
CUDA
+
9.0
OpenCL
1.2
3.0
OpenGL
4.5
N/A
Shader Model
5.1
N/A
Vulkan
1.1
N/A
GameWorks
+
-
GPU Boost
2.0
-
Optimus
+
-