Just upgraded from 750k to 2Mb in GU14
Speed test shows:
1st 128K took 531 ms = 246840 Bytes/sec = approx 2054 kbits/sec
2nd 128K took 531 ms = 246840 Bytes/sec = approx 2054 kbits/sec
3rd 128K took 532 ms = 246376 Bytes/sec = approx 2050 kbits/sec
4th 128K took 531 ms = 246840 Bytes/sec = approx 2054 kbits/sec