Synology E25G21-F2 Dual-port SFP28 Add-in Card

Hardware Specifications
General
Host Bus Interface
PCIe 3.0 x8
Bracket Height
Low Profile and Full Height
Size (Height x Width x Depth)
69 mm x 168 mm x 17.3 mm
Operating Temperature
0°C to 40°C (32°F to 104°F)
Storage Temperature
–
20°C to 60°C (-5°F to 140°F)
Relative Humidity
5% to 95% RH
Warranty
5 Years
Notes
The warranty period starts from the purchase date asstated on your purchase receipt.
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Network
IEEE SpecificationCompliance
IEEE 802.3ad Link Aggregation
IEEE 802.3ae 10Gbps Ethernet
IEEE 802.3by 25Gbps Ethernet
Data Transfer Rates
25 Gbps
Supported Features
TCP Segmentation Offload (TSO)
Large Send Offload (LSO)
Receive Side Scaling (RSS)
Generic Receive Offload (GRO)
Generic Segmentation Offload (GSO)
1.5 – 9 KB Jumbo Frame
Offloaded storage over Ethernet
Non-offloaded storage over Ethernet
Auto-negotiation between 10Gb/s and 25Gb/s
TCP/UDP Checksum Offload
Transmit side scaling (TSS)
SR-IOV
Compatibility
Applied Models
FS series:
FS6400, FS3600, FS3410, FS3400, FS3017, FS2500, FS2017, FS1018
HD series:
HD6500
SA series:
SA6400, SA3610, SA3600, SA3410, SA3400D, SA3400, SA3200D
UC series:
UC3400, UC3200
23 series:
RS2423RP+, RS2423+, DS1823xs+
22 series:
RS822RP+, RS822+, DS3622xs+, DS2422+
21 series:
RS4021xs+, RS3621xs+, RS3621RPxs, RS2821RP+, RS2421RP+, RS2421+,RS1221RP+, RS1221+, DS1821+, DS1621xs+, DS1621+
19 series:
RS1619xs+
18 series:
RS3618xs, DS3018xs
17 series:
RS18017xs+, RS4017xs+, RS3617xs+, RS3617RPxs, DS3617xsII, DS3617xs
Notes
DSM version requirement: 6.2.3-25426 or later version
SR-IOV support requires DSM 7.1.1-42962 and is notavailable on the following units: UC3200, FS3410,FS3017, SA3200D, and DS1621+.