3 ms·
At 5ghz, the signals travel only 4 cm each cycle (signal speed in copper is around 60% lightspeed). Moving stuff further away means waiting multiple cycles for
by extropy 6y ago
At 5ghz, the signals travel only 4 cm each cycle (signal speed in copper is around 60% lightspeed).
Moving stuff further away means waiting multiple cycles for a reply.
- labawi 6y agoRandom article: > Power10 chip .. using the DDR4 buffer chip from MicroChip and only adding a mere 10 nanoseconds to memory latency. At 5GHz that would be 50 cycles or 1m round-trip. The delay is in processing - bridging logical and technical protocols, resynchronization, fanout, probably even a cache layer.