Common sk hynix 128 gb m.2 ssd models
pcie nvme (faster) options
sk hynix hfm128gdjtng-8310a – 128 gb m.2 2280 nvme ssd (pcie gen3×4 interface), compact form factor for many modern devices.
this is one of the more common 128 gb hynix m.2 ssds sold both oem and aftermarket.
variants where pcie nvme speeds and exact specs can vary slightly but all are 128 gb nvme ssds in m.2 form.
sata m.2 (slower, more compatible with older devices)
sk hynix 128 gb sata m.2 ssd – uses the sata interface instead of nvme. these are backwards-compatible with many older laptops/desktops that support only sata over m.2.
speeds are typically much lower than nvme (sata-class performance).
what to check before buying
form factor compatibility – most common sizes are m.2 2280 (22 mm wide × 80 mm long), but there are also