Hardware:
A4000
Phase5 CyberStormPPC 060@50MHz, 604e@200MHz
VillageTronic Ariadne
CyberVisionPPC
Buster 11

Software:
Miami Deluxe 1.0c
ariadne.device 1.50
Kickstart 3.1
Workbench 3.9

Non-default settings:
Kickstart in FastRAM

Amiga->PC(TCP):
ttcp-t: buflen=8192, nbuf=2048, align=16384/0, port=5001  tcp  -> 192.168.0.1
ttcp-t: socket
ttcp-t: connect
ttcp-t: 16777216 bytes in 24.06 real seconds = 681.04 KB/sec +++
ttcp-t: 2048 I/O calls, msec/call = 12.03, calls/sec = 85.13
ttcp-t: 0:24real

Amiga->PC(UDP):
ttcp-t: buflen=8192, nbuf=2048, align=16384/0, port=5001  udp  -> 192.168.0.1
ttcp-t: socket
ttcp-t: 16777216 bytes in 19.55 real seconds = 838.13 KB/sec +++
ttcp-t: 2054 I/O calls, msec/call = 9.75, calls/sec = 105.07
ttcp-t: 0:19real

PC->Amiga(TCP):
ttcp-r: buflen=8192, nbuf=2048, align=16384/0, port=5001  tcp
ttcp-r: socket
ttcp-r: accept from 192.168.0.1
ttcp-r: 16777216 bytes in 21.20 real seconds = 772.83 KB/sec +++
ttcp-r: 2054 I/O calls, msec/call = 10.57, calls/sec = 96.89
ttcp-r: 0:21real