Home / Computers / The F8-421 breaks the TerraMaster pattern with an upgrade slotComputers Technology ramseeker nasThe F8-421 breaks the TerraMaster pattern with an upgrade slotThe F8-421 comes with 4GB of DDR3L RAM and supports up to 8GB via a single SO-DIMM slot. Unlike most TerraMaster NAS enclosures, this one lets you swap the memory. Shop NAS drives on Amazon As an Amazon Associate, Work Notes may earn.Related NotesTerraMaster F2-221 — a fixed 2-bay NAS, no expansion pathTerraMaster F4-421 — four internal bays, no PCIe or external expansionTerraMaster F8-421 — eight SATA bays, no PCIe or external expansionThe TerraMaster F2-223 has one upgradeable RAM slotThe TerraMaster F4-423 expands via USB 3.2 Gen 2ExploreThe Synology DS423+ pairs SATA drives with NVMe cache-only slotsThe TerraMaster F8-421 sticks to SATA drives with no NVMeThe TrueNAS Mini X+ sticks with SATA-only drive baysThe Synology DS1522+ separates storage from caching with SATA and NVMeThe Synology DS420+ uses SATA for storage and NVMe only for cachePrevious The Gigabyte X570 AORUS ELITE offers three PCIe 4.0 x16 slotsNext The Epson WF-2960 packs a 250-sheet tray and a 30-sheet ADF