Looks like it might only be using one core for such a small job. Give it at least a 5000 x 5000 test matrix, and see how it fares if you limit it to one thread.
F'rinstance:
./linpack.py 5000:
OMP_NUM_THREADS=1 ./linpack.py 5000:
I don't tune or overclock. Computers are fast enough until they're not
F'rinstance:
./linpack.py 5000:
- Raspberry Pi 5 (stock): 24732
- i7-4790K @ 4.00GHz: 44257
- Mac mini M2: 123124
OMP_NUM_THREADS=1 ./linpack.py 5000:
- Raspberry Pi 5 (stock): 14583
- i7-4790K @ 4.00GHz: 44358
- Mac mini M2: 45827
I don't tune or overclock. Computers are fast enough until they're not
Statistics: Posted by scruss — Mon Jul 14, 2025 8:22 pm