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TopicHow do you all manage storage space for large games?
captpackrat
03/19/24 6:27:43 AM
#18:


BlackScythe0 posted...
External drives work, but it's limited by the usb port I know it used to be fairly limiting but I'm not sure how modern usb ports compare with sata now days.
Most SSDs don't use SATA anymore. SATA 3, the last version developed, has a maximum speed of 6 Gbps. Most SSDs are NVMe now, which attaches directly to the PCI-e bus. The current version PCI-e 6.0 allows up to 60 Gbps per lane; M.2 drives can use up to 4 lanes for a maximum of 240 Gbps. PCI-e 5.0 can do half that, and PCI-e 4.0 half of that.

In comparison, USB4 Gen 4, the current highest version of USB, can do up to 80 Gbps symmetric, or 120/40 Gbps asymmetric. The top end USB 3 port, USB 3.2 Gen 2x2, can only do 20 Gbps.

One of my Samsung 990 PRO SSDs has a read speed of just under 60 Gbps, and it's one of the fastest available commercial M.2 drives. The low end Samsung 960 EVO drive has a read speed of 25 Gbps. The Samsung T9, their fastest portable SSD, has a read speed of 16 Gbps. The Seagate Ironwolf Pro, one of the fastest SATA hard disks, has a read speed of just 2.3 Gbps.

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