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DRAM And NAND Chip Makers Are Determined To Drive Up DDR5 And SSD Prices
(hothardware.com)
This is a most excellent place for technology news and articles.
I bought a WD Black 4TB gen4 nvme for just under $200 over the holidays.
The listing says up to 7,300MB/s. I only have a gen3 SSD slot so I can't verify that but it saturates the gen3 capabilities.