Omen 17t-w100 is a CTO machine, we do not have its REAL specs but you can replace existing 2.5" HDD with a 2.5" HDD, SSHD or SSD.
Normally with the same RPM, SSHD drives are a bit faster than HDD's because they have larger cache but SSD drives are cheaper and cheaper now therefore many users now prefer to use SSD drives to get much better performance. I think SSD drive is the way to go
Given above recommendation, you can replace 2.5" HDD with a 2.5" SSD using
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