Cable/ADSL 128k Cable/ADSL 128k 128 Kbps (16 KB/sec) 128 Kbps (IP: 16 KB/sec - ATM: 20 KB/sec)
Cable/ADSL 512k Cable/ADSL 512k 512 Kbps (64 KB/sec) 512 Kbps (IP: 64 KB/sec - ATM: 80 KB/sec)
Cable/ADSL 1024k Cable/ADSL 1024k 1024 Kbps (128 KB/sec) 1024 Kbps (IP: 128 KB/sec - ATM: 160 KB/sec)
T1 T1 1500 Kbps (187.5 KB/sec) 1500 Kbps (IP: 187.5 KB/sec - ATM: 234.38 KB/sec)
Cable/ADSL 2M Cable/ADSL 2M 2000 Kbps (250 KB/sec) 2000 Kbps (IP: 250 KB/sec - ATM: 312.5 KB/sec)
Cable/ADSL 5M Cable/ADSL 5M 5000 Kbps (625 KB/sec) 5000 Kbps (IP: 625 KB/sec - ATM: 781.25 KB/sec)
ADSL 8M ADSL 8M 8000 Kbps (1000 KB/sec) 8000 Kbps (IP: 1000 KB/sec - ATM: 1250 KB/sec)
ADSL2+ 10M ADSL2+ 10M 10000 Kbps (1250 KB/sec) 10000 Kbps (IP: 1250 KB/sec - ATM: 1562.5 KB/sec)
ADSL2+ 15M ADSL2+ 15M 15000 Kbps (1875 KB/sec) 15000 Kbps (IP: 1875 KB/sec - ATM: 2343.75 KB/sec)
ADSL2+ 20M ADSL2+ 20M 20000 Kbps (2500 KB/sec) 20000 Kbps (IP: 2500 KB/sec - ATM: 3125 KB/sec)
Your speed Your speed 5823.324 Kbps (727.92 KB/sec) 5823.324 Kbps (IP: 727.92 KB/sec - ATM: 909.89 KB/sec)
SpeedTest5.PHP (v5.2) E Haydont - Concept Original: A Marsalis, M L
http://www.alken.nl/speedtest/speedtest4.php il miglior test che ho trovato