What wrong with thinkbroadband speed test (I don't think they not support 50Meg yet ?)
and this one correct here:
Mon, 04 Oct 2010 14:23:58 GMT
Test 1: 2048K took 400 ms = 5120 KB/sec, approx 40960 Kbps, 40 Mbps
Test 2: 2048K took 334 ms = 6131.7 KB/sec, approx 49054 Kbps, 47.9 Mbps
Test 3: 2048K took 353 ms = 5801.7 KB/sec, approx 46414 Kbps, 45.33 Mbps
Test 4: 4096K took 749 ms = 5468.6 KB/sec, approx 43749 Kbps, 42.72 Mbps
Overall Average Speed = approx 45044 Kbps, 43.99 Mbps