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(Created page with "== NVME == === SSD/NVME Tier List === * I discovered this SSD/NVME Tier List from a YouTube video: https://docs.google.com/spreadsheets/d/1B27_j9NDPU3cNlj2HKcrfpJKHkOf-Oi1DbuuQva2gT4/edit?pli=1&gid=0#gid=0 * Just websearch for "ssd tier list" and find the google doc if this url ever stops working * Look up your ssd and find out all the specs you really want to know === DRAM-less NVMEs === * Beware DRAM-less NVMEs like the Crucial P3 Plus NVMEs I thought were good buy...")
 
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* I initially had added a heatsink, then I tried re-seating the nvme, and finally I tried removing the heatsink altogether and that gave me a significant performance boost
* I initially had added a heatsink, then I tried re-seating the nvme, and finally I tried removing the heatsink altogether and that gave me a significant performance boost
* Before this, I was using a Corsair MP600 PRO LPX 1TB that came with a heatsink of its own and as I recall it had the expected nvme performance
* Before this, I was using a Corsair MP600 PRO LPX 1TB that came with a heatsink of its own and as I recall it had the expected nvme performance
** The MP600 uses DRAM where the P3 Plus does not. This also likely part of the problem. See [[DRAM-less NVMEs]] for details.
** The MP600 uses DRAM where the P3 Plus does not. This also likely part of the problem. See [[#DRAM-less NVMEs]] for details.
* So, beware even NVMEs can be tricky to sort through
* So, beware even NVMEs can be tricky to sort through

Revision as of 18:49, 22 July 2024

NVME

SSD/NVME Tier List

DRAM-less NVMEs

  • Beware DRAM-less NVMEs like the Crucial P3 Plus NVMEs I thought were good buys
  • Turns out they're significantly cheaper because they lack DRAM storage used, as I understand it, for a cache for mapping your data in a fast way to facilitate wear-leveling and ensure your NVME lasts a long time
  • DRAM-less NVMEs do wear-leveling, too, but apparently either use slower onboard flash memory or can use some of the host's own DRAM for this
  • Using the host's memory, and having to travel across the PCI bus, may be the reason performance can suffer especially after a a short, fast burst at the beginning
  • I had a bad experience with a DRAM-less Crucial P3 Plus on a PS5 that was much slower than a previous DRAM-enabled Corsair MP600 LPX. I suspect this was what was going on.

PS5 NVME Underperforming (Heatsinks)

  • Heatsinks don't always help
  • I bought a reasonable but low-end Crucial P3 Plus 2TB NVME for a PS5 but it was under-performing based on the speed of moving games back and forth from internal storage to nvme
  • I initially had added a heatsink, then I tried re-seating the nvme, and finally I tried removing the heatsink altogether and that gave me a significant performance boost
  • Before this, I was using a Corsair MP600 PRO LPX 1TB that came with a heatsink of its own and as I recall it had the expected nvme performance
    • The MP600 uses DRAM where the P3 Plus does not. This also likely part of the problem. See #DRAM-less NVMEs for details.
  • So, beware even NVMEs can be tricky to sort through