Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!
Cloud Platforms
Some cloud platform forms offer free trials or credits.
Using GPUs
A Beginners Guide to Basic GPU Application for Integer Calculations https://saturncloud.io/blog/a-beginners-guide-to-basic-gpu-application-for-integer-calculations/#:~:text=While%20CPUs%20are%20great%20for,large%20amounts%20of%20integer%20data
What Is the Performance of Integer and Bitwise Operations on GPU https://saturncloud.io/blog/what-is-the-performance-of-integer-and-bitwise-operations-on-gpu/#:~:text=GPU%20stands%20for%20Graphics%20Processing,including%20integer%20and%20bitwise%20operations
TVM
https://tvm.apache.org/2020/05/14/compiling-machine-learning-to-webassembly-and-webgpu
https://discuss.tvm.apache.org/t/compile-generic-code-for-gpu/13150
Build One By Yourself
For example, you can build a cluster using Raspberry Pi.