Wintune 97 Wintune for Windows NT is a recent benchmark entry from CMP, the publishers of Windows Magazine. Wintune 97 is an overall benchmark to measure Windows NT performance. It has a fast user interface that allows the program to load much faster than the earlier Wintune 95, and will now support testing of the latest Pentium II systems. Wintune 97 tests video systems on the fastest new computers at full-screen resolution. Troubleshooting BIOS Beep Codes - AMI BIOS The AMI BIOS is one of the most popular in the PC world today, and fortunately is quite consistent in its use of beep codes, across its many different versions. Please select the beep pattern you are hearing from the list in the table given below.