Alright, I've solved the problem, with the help of someone from a different forum.
The cause of the problem was that my main hard drive was being set to PIO mode instead of Ultra DMA mode for certain SATA ports on the motherboard. This is due to some terrible safety feature in Windows that...
Well, as I said, the issue isn't with totally random BSODs or delayed write fails any more. It's this chronic problem of *something bad* happening whenever my HD is in a SATA port for too long, and then that port seems to go bad for that HD, at least temporarily. It doesn't really make sense...
No, I got a new Western Digital 320GB hard drive just a month or so ago and installed Windows fresh on it. There's also a lot of airflow over it. So I am relatively confident it's not a hardware problem.
The delayed write failures and unknown hard errors went away when I got the new HD. I...
I built my computer about two years ago. At that point, its specs were:
mobo: Asus A8N-SLI
cpu: AMD Athlon 64 X2 4400+
OS: Windows XP Home Edition SP2
power supply: Antec TP-II 550
GPU: BFG Geforce 7800 GTX OC 256 MB
Memory: 1GB Corsair TWINX1024-3200C2
Hard drives: Seagate Barracuda...