HyperTransport

LDT (Lightning Data Transport, AMD's version of NUMA, K8 Opteron) 1.6GB/s per signal line
HyperTransport (former LDT) -> www.hypertransport.org
HyperTransport v1.03
  v1.1 ??
  v1.2 ??
  v1.3 ??
  v1.4 Message Passing Protocol, 16 virtual P2P channels, error management, 64bit addressing
HyperTransport-2 3.2GB/s per signal line

Coherent LDT