The key features of the 7020/9020/T1700 are the use of Intel 4th gen Haswell processors. Dell optiplex 3050 sff desktop - 7th gen intel core i7-7700 quad-core processor up to 4.2 ghz, 16gb ddr4 memory, 512gb ssd + 1tb sata hard drive, intel hd graphics 630, dvd burner, windows 10 pro. The 5-pin (2x3) header (2 mm standard) on this motherboard uses the Dell P/N: 030WGC cable for Power Switch, Power LED, and Diagnostics.
Question Upgrading a Dell optiplex 7010 ? Question Mounting an HDD without a proper mount - Optiplex 780. It had to be shaved at the top or it won't fit at the same time as the graphics card.
The front panel plug is the one behind the blue SATA.