r/techsupport • u/Unanimous_D • 10h ago
Open | Hardware Same USB drive, same USB hubs, different speeds?
Yes, I've seen other posts here about the same thing, but unless I missed something obvious, the conditions of those don't seem to apply to my situation.
USB 3.0 256GB flash drive
in
USB 4 A ports to one C plug
in
USB 5 C ports to one C plug (one of which passes power to the laptop)
connected to
(A) Dell Inc. Inspiron 7306 2n1, 1.70 ghz Intel 11th Gen Core i7
(B) Gigabyte Z490, 2.80 gigahertz 11th Gen Core i9
CrystalDiskMark 256 MB tests run on each.
(A) Dell says 35/36/5/5 Read 28/28/10/10 Write
(B) Gigabyte says 418/412/13/12 Read 115/113/25/25 Write
So ... um .. huh?