When I had a bad RAM Memory module I would get those two BSOD error message constantly. Just to rule out bad RAM use MEMTEST86 to check your RAM Modules.
This is the latest AMD Driver for the Firepro W7100 GPU card for Windows 10 x64 : https://support.amd.com/en-us/download/workstation?os=Windows%2010%20-%2064 .
The minimum PSU wattage to run ONE W7100 GPU card is 650 Watts.
These links give some tips on troubleshooting Video TDR Errors: Fix: VIDEO_TDR_FAILURE (ATIKMPAG.SYS) IN WINDOWS 8.1/10 - Appuals.com and http://troubleshooter.xyz/wiki/fix-video_tdr_failure-atikmpag-sys/
- What are the part numbers of the W7100 boards? Indicated on a green sticker on the board and starts with 102-xxxxxx
- Which Win 10 build number are you trying to install?
- What is your DELL system BIOS version?