MSI Mobo plus Winbond environ chip-- mismatch.

Straight_ManStraight_Man Geeky, in my own wayNaples, FL Icrontian
edited November 2003 in Hardware
One thing that is kinda funny but is also techeze, is that on my mobo for the Barton box, after an MSI BIOS rev it suddenly reports the CPU temp as 7-8 C lower than it did, and the inner ambient (inside case) as 1 C lower. Turned out the Winbond chip and the rest of teh hardware combined resultsd in the BIOS overstating CPU temp by 9 C. With older BIOS, CPU temp on an unoverclocked Barton was stable at 54-55C, new BIOS says 48-49 C stable after same time, and the old BIOS said 32 C case ambient while the new one says 31 C average-- both temps were resulting in a hyper stable box, but because of the old I got a new bigger Antec case as I thought 55 C was a bit high for a Barton compared to other folks. I used MBM5 for both measurements. Um, BIOS can be at fault also, it is software at heart and thus can be flashed-- knowing that helps also. MBM5 was used for comparative measurements, box has been on for over 24 hours with BOTH BIOSs. First BIOS has about 1000 hours of runtime, second about 26 hours.

Unless you were a hardware guy, I can only say that the base problem turned out to be that the WinBond chip only overstates HIGH end temps and an older than best WinBond chip was used for the environmental chip, but software can fix some things if put into the right place in the puzzle that is a system composed of people, hardware, and software, in a combo that should NOT be thought of a IDIC equally good. NO absolute best in tech, just situationally best due to wierd things combos can do as NOTHING is perfect that is humanly made.

If this seems to make some points not purely hardware, is cuz I had to extract it from a message to Shorty about tech and classic cases, cuz the PM thing overflows at over 10,000 CHARACTERS. But, I think the points are valid anyhow and are due to a hardware situation MSI farily recently PATCHED with a BIOS flash fix for almost all boards that use the WinBond environmental chip. If you think MBM5 reads high, a BIOS Flash might be the answer. In my case, the MSI auto-updater found it when I installed the new version, version 3 of the MSI autoupdater software-- and that is new also, they fixed that well also in other ways that make it ROCK. You will need a floppy, but if you follow instructions, it will happily make it for you and then reboot and boot from floppy, and following what appears there will automate the install from a floppy boot that itself is automatic.

John.
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