Check for newer BIOS update on Dell Support Downloads webpage for your model. If none reset BIOS to defaults: Clear CMOS - 3 Ways to Clear the CMOS - Reset BIOS
While in BIOS setup set SATA controller to AHCI to try install.
Boot installer, select Custom install, use Drive Options to delete all partitions, create new as desired, format before installing to first available partition - ignore 100mb boot partition created by installer.
If this fails reboot into DVD REpair to open a command line and run Diskpart Clean Command
Unplug all other HD's and peripherals. Report back results for more steps.