Is it possible for a power supply to be the issue when having issues with an m.2 ssd dropping out?
I have an asrock z370 extreme 4 motherboard with an 960 500gb as the os drive in m.2 slot 1 and have recently purchased a 2tb 980 pro to put in slot 2. It seems to work fine when transferring files from a sata ssd at 500mb/s but when I transfer data from the other nvme at 2gb/s+ the driveseems ok with small files but a large folder or files of 50gb+ fail and give an error (0x800701B1) and then the drive stops being recognized by windows and samsung magician until I restart the PC. I found a forum on reddit where some people had the same issues with their 2nd m.2 slot and changing their power supplies apparently fixed the issues. One person mentioned the 3.3v dropping to 2.9-3v when transferring files at high speed and HWmonitor says I have 3.2v at most and it drops to 3v when transferring at high speed. I thought the motherboard controlled these voltages?
Anyway, I built my PC diy and am fairly tech savy so I have tried all the obvious trouble shooting tasks like updating drivers/firmware, etc and Samsung magician says the drive is healthy so I believe it has to be the motherboard or the power supply? My sata drive is connected to sata port 3 which does not interfere with the m.2 slots and I have made sure it's running at pcie gen 3x4 which SM also confirms. The only thing I haven't tried yet is a motherboard bios update but it says that's irreversible and I assume it's not needed if the bios is detecting my drive fine? If I could rule out the power supply as the issue or confirm that it could be the culprit then this would be greatly appreciated
Update:
Asrock z370 Extreme 4, Intel i5 8600k (delidded) with a mild overclock at 4.9ghz (+50mv offset), 16gb 3200mhz gskill trident memory, NZXT 240mm x53 aio, Antec earthwatts 650w modulaor power supply.
Drives: 500gb samsung 960 nvme OS drive with Windows 10 pro, a 2tb samsung 860 evo and now most recently a 2tb 980 pro with heatsink this is giving me problems.
I have an asrock z370 extreme 4 motherboard with an 960 500gb as the os drive in m.2 slot 1 and have recently purchased a 2tb 980 pro to put in slot 2. It seems to work fine when transferring files from a sata ssd at 500mb/s but when I transfer data from the other nvme at 2gb/s+ the driveseems ok with small files but a large folder or files of 50gb+ fail and give an error (0x800701B1) and then the drive stops being recognized by windows and samsung magician until I restart the PC. I found a forum on reddit where some people had the same issues with their 2nd m.2 slot and changing their power supplies apparently fixed the issues. One person mentioned the 3.3v dropping to 2.9-3v when transferring files at high speed and HWmonitor says I have 3.2v at most and it drops to 3v when transferring at high speed. I thought the motherboard controlled these voltages?
Anyway, I built my PC diy and am fairly tech savy so I have tried all the obvious trouble shooting tasks like updating drivers/firmware, etc and Samsung magician says the drive is healthy so I believe it has to be the motherboard or the power supply? My sata drive is connected to sata port 3 which does not interfere with the m.2 slots and I have made sure it's running at pcie gen 3x4 which SM also confirms. The only thing I haven't tried yet is a motherboard bios update but it says that's irreversible and I assume it's not needed if the bios is detecting my drive fine? If I could rule out the power supply as the issue or confirm that it could be the culprit then this would be greatly appreciated

Update:
Asrock z370 Extreme 4, Intel i5 8600k (delidded) with a mild overclock at 4.9ghz (+50mv offset), 16gb 3200mhz gskill trident memory, NZXT 240mm x53 aio, Antec earthwatts 650w modulaor power supply.
Drives: 500gb samsung 960 nvme OS drive with Windows 10 pro, a 2tb samsung 860 evo and now most recently a 2tb 980 pro with heatsink this is giving me problems.
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