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Manufacturer sets the Block size for optimal transfer speeds.Other people running the same setting do not have this problem. I think you are thinking about partition size blocks?
Maybe when I formatted the drive through windows it selected the wrong size blocks? but it did not give the option if that is the case?
That is about 50% slower than normal. Download HWinfo64 and check the SSD temps when testing, they do throttle when they get too hot.
That is about 50% slower than normal. Download HWinfo64 and check the SSD temps when testing, they do throttle when they get too hot.
Updating the bios let's see if it makes a difference.
Most likely it has a crappy small slc cache, which usually craps out at 500mb/s write after the initial few seconds burst of "up to" speeds.
Well reinstalled windows again, same results only thing I can think of now is is age or a driver causing the issue. Seeing the nvme is going for almost 5 years I'll say probably its age. Will check if the new nvme is running correctly on Monday.
sudo apt install smartmontools
sudo smartctl --all /dev/sda

There is a tool somewhere which can tell you how many hours of life your ssd or hard disk has. It should also be on the manufacturer website of you search for the serial number. It's super important information to have so the manufactures try to make it easy to get this info.
2x4TB NVME's in RAID 0.
Why?
He wants to halve his MTBF rating?Why?
I doubt whether it even makes a speed difference on NVMe. Good for traditional magnetic platter drives.Striping, dangerous form of RAID imo. Raid 0 is good for speeds, but if something gets effed on 1 disk, you left in the deep end on the other disk as well.
Why?
It's about 20% faster. This makes a difference for me when processing files that are a couple terabytes in size.I doubt whether it even makes a speed difference on NVMe. Good for traditional magnetic platter drives.
It doesn't. That assumes a uniform distribution for time-to-failure, which is incorrect.He wants to halve his MTBF rating?