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81Y9990 — IBM NIC 10GbE SFP+ 2-Port PCI-E-2.0x8 Mellanox ConnectX-2 Controller - SBB

IBM · SFP TRANSCEIVER
PRODUCT OVERVIEW

81Y9990: IBM NIC 10GbE SFP+ 2-Port PCI-E-2.0x8 Mellanox ConnectX-2 Controller - SBB.

IBM NIC 10GbE SFP+ 2-Port PCI-E-2.0x8 Mellanox ConnectX-2 Controller - SBB. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

SPECIFICATIONS
Part Number81Y9990
ManufacturerIBM
Interface10GbE
Capacity10GB
COMPONENT DIAGRAM
BAIL LATCH 10G SFP+ 850nm · SR (MMF, 300m) DOM: Digital Optical Monitoring TX RX LC DUPLEX 20-PIN EDGE CONNECTOR ~56.5 mm ~13.4mm SFP+ TRANSCEIVER | 10G | 850nm | SR (MMF, 300m) Hot-swappable | LC duplex fiber | DDM/DOM supported TITLE SFP+ XCVR PN 81Y9990 MFR IBM IBM NIC 10GbE SFP+ 2-Port PCI-E-2.0x8 Me
KEY FEATURES
•
10GbE Interface
•
10GB Capacity
TYPICAL APPLICATIONS
  • Data center top-of-rack switching
  • High-speed server interconnects (10G/25G/40G/100G)
  • Storage network fabric (iSCSI, FCoE)
  • Campus and branch network infrastructure
  • Firewall and security appliance connectivity
  • WAN edge and SD-WAN deployments
SUBSTITUTES & CROSS-REFERENCES 3
81Y9991CompatiblePARTNER
IBM NIC 10GbE SFP+ 2-Port PCI-E-2.0x8 Mellanox ConnectX-2 Controller - SBB
compatible
81Y9992CompatiblePARTNER
IBM NIC 10GbE SFP+ 2-Port PCI-E-2.0x8 Mellanox ConnectX-2 Controller - P/N
compatible
81Y9993CompatiblePARTNER
IBM NIC 10GbE SFP+ 2-Port PCI-E-2.0x8 Mellanox ConnectX-2 Controller - FRU
compatible
LIFECYCLE

No lifecycle data available.

THIS PART SUBSTITUTES FOR 3
81Y9991SUBSTITUTE
IBM NIC 10GbE SFP+ 2-Port PCI-E-2.0x8 Mellanox ConnectX-2 Controller - Option
IBM
81Y9992SUBSTITUTE
IBM NIC 10GbE SFP+ 2-Port PCI-E-2.0x8 Mellanox ConnectX-2 Controller - Option
IBM
81Y9993SUBSTITUTE
IBM NIC 10GbE SFP+ 2-Port PCI-E-2.0x8 Mellanox ConnectX-2 Controller - Option
IBM
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FREQUENTLY ASKED QUESTIONS
What is 81Y9990?
81Y9990 is a IBM NIC 10GbE SFP+ 2-Port PCI-E-2.0x8 Mellanox ConnectX-2 Controller - SBB manufactured by IBM.
What parts can replace 81Y9990?
There are 3 known substitutes for 81Y9990: 81Y9991, 81Y9992, 81Y9993. Substitute compatibility should be verified for your specific system.
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PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.