"OSFP 800G SR8" is not a part number — it is five axes stacked together. Learn form factor, data rate, reach, electrical I/O and light source, and you can read any optical module spec and see why two 800G modules can differ 3x in price. Interactive lookup tool included.

A roundup of the 800G optical market and its specifications, covering 8x100G short-reach and 4x200G long-reach scenarios, modulation, packaging and FEC choices, IEEE progress from 200G to 1.6T, QSFP-DD800 updates and optical connector interfaces.