PCIe 3.0 x8 Host Interface , 2 x 10G SFP+ Slots , Supports SFP+ Modules , Link Aggregation , CPU Offloading Technologies , Includes Low- & Full-Height Brackets

Supports 802.3an 10 Gb/s Ethernet , Supports 802.3bz 2.5 & 5 Gb/s  , Ethernet , Supports 802.3ab Gigabit Ethernet , Supports 802.3u Fast  , Ethernet , Supports 802.3x Flow Control , PCIe 3.0 x4 Interface , Full Duplex Network Operation Mode , Auto Bandwidth Negotiation

For Select Synology Devices , Up to 10 Gb/s Throughput , RJ45 Ethernet Port , PCIe 3.0 x2 Host Interface

For Select Synology NAS Units , Create an SSD Cache via PCIe , Dual M.2 2280/22110 Slots , 10Gb Ethernet Port , PCIe 3.0 x8 Host Bus Interface , Low Profile and Full Height Form Factor

PCIe Gen2 x8 adapter card for Dual M.2 NVMe / SATA SSD slots on DS1819+, FS1018, DS3018xs, RS2818RP+, RS2418(RP)+

PCIe 3.0 x8 adapter card to support both 2280 / 22110 M.2 NVMe SSD

DDR3L non-ECC SODIMM 1600MHz memory module for DS1817+, DS1517+, RS1219+, RS818+/RS818RP+

DDR3L non-ECC SODIMM 1600MHz memory module for DS1817+, DS1517+, RS1219+, RS818+/RS818RP+

DDR4 ECC DIMM 2666MHz memory module for UC3200, SA3200D, RS4017xs+, RS3618xs, RS3617xs+, RS3617RPxs, RS1619xs+, RS3621xs+, RS3621RPxs, RS2821RP+, RS2421RP+, RS2421+

DDR4 ECC DIMM 2666MHz memory module for UC3200, SA3200D, RS4017xs+, RS3618xs, RS3617xs+, RS3617RPxs, RS1619xs+, RS3621xs+, RS3621RPxs, RS2821RP+, RS2421RP+, RS2421+

DDR4 ECC DIMM 2666MHz memory module for FS6400, FS3600, FS3400, SA3600, SA3400

DDR4 ECC DIMM 2666MHz memory module for FS6400, FS3600, FS3400, SA3600, SA3400