Officially no Synology NAS supports using M.2 drives in a PCIe card as a volume and they can only be used a cache.
Unofficially you can use either:
- https://github.com/007revad/Synology_HD_db for newer NAS models
- Or https://github.com/007revad/Synology_M2_volume for all NAS models
https://www.synology.com/en-global/products/E10M20-T1#specs
NVMe SSD
SA series: SA3600, SA3400, SA6400
23 series: RS2423RP+, RS2423+
22 series: RS822RP+, RS822+, DS3622xs+, DS2422+
21 series: RS4021xs+, RS3621xs+, RS3621RPxs, RS2821RP+, RS2421RP+, RS2421+, RS1221RP+, RS1221+
20 series: RS820RP+, RS820+
19 series: DS2419+, DS2419+II, DS1819+
18 series: RS3618xs, RS2818RP+, DS3018xs, DS1618+
17 series: RS18017xs+, RS4017xs+, RS3617xs+, RS3617RPxs, DS3617xs, DS3617xsII
Notes
- DSM version requirement: 6.2.3-25426 or later version
- DSM version requirement for RS18017xs+, RS4017xs+, RS3618xs, RS3617xs+, RS3617RPxs, DS3617xs and DS3617xsII: 7.0.1 or later version
https://www.synology.com/en-global/products/M2D20#specs
NVMe SSD
SA series: SA3600, SA3400, SA6400
23 series: RS2423RP+, RS2423+
22 series: RS822RP+, RS822+, DS3622xs+, DS2422+
21 series: RS4021xs+, RS3621xs+, RS3621RPxs, RS2821RP+, RS2421RP+, RS2421+, RS1221RP+, RS1221+
20 series: RS820RP+, RS820+
19 series: DS2419+, DS2419+II, DS1819+
18 series: RS3618xs, RS2818RP+, RS2418RP+, RS2418+, DS3018xs, DS1618+
17 series: RS18017xs+, RS4017xs+, RS3617xs+, RS3617RPxs, DS3617xs, DS3617xsII
https://www.synology.com/en-global/products/M2D18#specs
NVMe & SATA SSD
FS series: FS1018
22 series: RS822RP+, RS822+
21 series: RS1221RP+, RS1221+
20 series: RS820RP+, RS820+
19 series: DS2419+, DS2419+II, DS1819+
18 series: RS2818RP+, RS2418RP+, RS2418+, DS3018xs, DS1618+
SATA SSD
FS series: FS2017
19 series: RS1219+
18 series: RS3618xs, RS818RP+, RS818+
17 series: RS18017xs+, RS4017xs+, RS3617xs+, RS3617RPxs, DS3617xs, DS3617xsII, DS1817+, DS1517+
Notes
- DSM version requirement: 6.2-23739-2 onward (or 6.1-15284-2 onward with DSM 6.1)
- Operating system requirement for RS1221RP+, RS1221+, RS822RP+, and RS822+: DSM 7.2-64551 or later.
- RS1221RP+, RS1221+, RS822RP+, and RS822+ support M.2 NVMe SSD with the M2D18 add-in card.