> Disk size: 4GB. I could not get it to format a boot drive larger than this. > Bus/Device: SCSI. IMPORTANT: Do NOT use IDE. It will be slow noticeably slower

> Disk size: 4GB. I could not get it to format a boot drive larger than this. > Bus/Device: SCSI. IMPORTANT: Do NOT use IDE. It will be slow noticeably slower and for some reason leads to file system corruption on NT4 guests despite changing the caching options. IMO what you really want is Alter's Universal ATA Driver (UniATA): http://alter.org.ua/soft/win/uni_ata/ http://alter.org.ua/soft/win/uni_ata/ Here's some relevant Knowledge Base for you: Q98080: 1024 Cylinder Limit, How Windows NT Gets Drive Geometry https://helparchive.huntertur.net/document/45884 https://helparchive.huntertur.net/document/45884 Q100525: Definition of System and Boot Partition https://helparchive.huntertur.net/document/47139 https://helparchive.huntertur.net/document/47139 Q114841: Windows NT Boot Process and Hard Disk Constraints https://helparchive.huntertur.net/document/52494 https://helparchive.huntertur.net/document/52494 Q119497: Boot Partition Created During Setup Limited to 4 Gigabytes https://helparchive.huntertur.net/document/46361 https://helparchive.huntertur.net/document/46361 Q127851: Problems Accessing FAT16 Drives Larger Than 2 GB https://helparchive.huntertur.net/document/106328 https://helparchive.huntertur.net/document/106328 Q138364: Windows NT Partitioning Rules During Setup https://helparchive.huntertur.net/document/52635 https://helparchive.huntertur.net/document/52635 Q154052: Explanation of X86 Boot Drive Limitations https://helparchive.huntertur.net/document/48096 https://helparchive.huntertur.net/document/48096 Q161563: How Windows NT Handles Drive Translation https://helparchive.huntertur.net/document/48808 https://helparchive.huntertur.net/document/48808 Q197295: WinNT Does Not Boot to Partition That Starts More Than 4 GB Into Disk https://helparchive.huntertur.net/document/69226 https://helparchive.huntertur.net/document/69226 Q197667: Installing Windows NT on a Large IDE Hard Disk https://helparchive.huntertur.net/document/69256 https://helparchive.huntertur.net/document/69256 Q224526: Windows NT 4.0 Supports Maximum of 7.8-GB System Partition https://helparchive.huntertur.net/document/70367 https://helparchive.huntertur.net/document/70367