QSFP

QSFP – Quad Small Form-factor Pluggable standard referring to transceivers for optical fiber or copper cabling, and providing speeds four times their corresponding SFP (Small Form-factor Pluggable) standard. The QSFP28 variant was published in 2014 and allowed speeds up to 100 Gbps while the QSFP56 variant was standardized in 2019, doubling the top speeds to 200 Gbps. A larger variant Octal Small Format Pluggable (OSFP) had products released in 2022 capable of 800 Gbps links between network equipment.