Title: Rig won't post after installing 4th card Post by: felix920506 on February 01, 2021, 10:19:23 AM Building a new mining rig
Specs below: Amd athlon 3000G Team DDR4 8GBx1 Asrock B450 Gaming K4 WD Green 120gb m.2 sata ssd radeon rx580 8gb *4 evga 850w GA power supply all works fine with 1~3 cards when I plug in 4th card it doesn't post Title: Re: Rig won't post after installing 4th card Post by: nbminer on February 01, 2021, 10:44:55 AM Have you enabled Above 4G Decoding in bios?
Title: Re: Rig won't post after installing 4th card Post by: felix920506 on February 01, 2021, 11:18:07 AM I can't find that option on this board
bios version is P3.90 Title: Re: Rig won't post after installing 4th card Post by: miner29 on February 01, 2021, 01:47:21 PM Are you plugging all 4 directly in the mobo...if you are try using risers for some / all of the gpus. When plugging directly into the pcie bus...it requires the mobo provide power through the pcie slots. Riser remove this power draw from the pcie bus.
Title: Re: Rig won't post after installing 4th card Post by: nbminer on February 01, 2021, 02:14:16 PM I can't find that option on this board bios version is P3.90 It should be in the Boot Screen options |