Slot machine

2 form factor Compared to other kinds of SSDs, drives are more power efficient and take up less space They are also smaller and faster

No If, for example, your laptop only supports SATA drives then you won't be able to use a PCIe NVMe drive in that slot

does ddr3 fit in ddr4 slot Those SSDs are ALL fast as all get out Unless you're going into some benchmark competition it doesn't really matter where you put them

does it matter which pcie slot i use for gpu SATA is just a complete wasted slot ; all slots should be dual NVMESATA capable, or