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InfiniBand Interconnects

1.6T OSFP224 2xDR4H 500m Transceiver | OSFP-1.6T-2xDR4H / 980-9IAU0-00XM01

Catalog reference: NVIDIA/Mellanox Coding Target MMS4A00-XM/MMS4C10-XM (980-9IAH1-00XM00/980-9IAU0-00XM01) Compatible 1.6T 2xDR4 OSFP224 IHS/Closed Finned Top 8x200G PAM4 Broadcom 3nm DSP (Sian3| BCM83628) 1310nm 500m SMF DOM Dual MPO-12/APC InfiniBand XDR Optical Transceiver Module for Quantum-X800 Air-Cooled Switches

The part numbers on this page identify the requested coding target. Confirm the exact host model, port and firmware for the selected SKU.

NVIDIA/Mellanox Coding Target MMS4A00-XM/MMS4C10-XM (980-9IAH1-00XM00/980-9IAU0-00XM01) Compatible, is a 1.6T 2xDR4 single-mode transceiver featuring an integrated heat sink or closed finned top design. It supports both EML and Silicon Photonics (SiPh) technologies. Powered by Broadcom's 3nm DSP (Sian3: BCM83628), it delivers 500m transmission, supports XDR 800Gb/s InfiniBand protocol, and enables reliable Quantum-X800 air-cooled connectivity for switch-to-switch, switch-to-ConnectX-8 NIC, and switch-to-DGX B300/GB300 server links.

Family osfp-1-6t-2xdr4h-102514Model OSFP-1.6T-2xDR4H1 SKU option

Requested part-number references

Requested coding target
NVIDIA/Mellanox
Primary reference identifier
980-9IAU0-00XM01

Part-number identifiers and aliases available for matching:

  • 980-9IAU0-00XM01
  • 980-9IAH1-00XM00
  • MMS4A00-XM
  • MMS4C10-XM

Review boundary: These identifiers reproduce source catalog matching terms only; they do not establish interoperability, approval or endorsement. Confirm the exact host model, port type, firmware and test evidence before use.

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SKU 102514 - Model OSFP-1.6T-2xDR4H

NVIDIA/Mellanox Coding Target MMS4A00-XM/MMS4C10-XM (980-9IAH1-00XM00/980-9IAU0-00XM01) Compatible 1.6T OSFP224 DR8 IHS/Closed Finned Top InfiniBand XDR SMF Optical Transceiver for Quantum-X800 Air-Cooled Switches

NVIDIA/Mellanox Coding Target MMS4A00-XM/MMS4C10-XM (980-9IAH1-00XM00/980-9IAU0-00XM01) Compatible, is a 1.6T 2xDR4 single-mode transceiver featuring an integrated heat sink or closed finned top design. It supports both EML and Silicon Photonics (SiPh) technologies. Powered by Broadcom's 3nm DSP (Sian3: BCM83628), it delivers 500m transmission, supports XDR 800Gb/s InfiniBand protocol, and enables reliable Quantum-X800 air-cooled connectivity for switch-to-switch, switch-to-ConnectX-8 NIC, and switch-to-DGX B300/GB300 server links.

BrandSUNFULL
Compatible brand / platformInfiniBand platform (vendor not specified)
Chip SolutionsBroadcom Sian3| BCM83628

Use this selection as the requested coding target. Final compatibility still requires the host model, port type and firmware version.

Product brand: SUNFULL. Third-party names identify requested compatibility or coding targets only and do not imply affiliation, endorsement or original-equipment status.

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  • Built-in Broadcom 3nm DSP (Sian3 BCM83628)
  • Compatible with NVIDIA DGX B300, GB300 solution architectures
  • Supporting 1.6T to 2x800G NIC Connectivity
  • Maximum power consumption ≤25W
  • 8x200G-PAM4 electrical modulation
  • Compliant with OSFP MSA, IEEE 802.3dj_D1.1 protocol and CMIS 5.2

Engineering record

Specifications

Family-level values from the collected technical record. Confirm the selected SKU and required evidence in the quotation.

Form Factor
OSFP224
Distance
500m
Wavelength
1310nm
Connector
Dual MPO-12/APC
Power Consumption
≤25W
Transmitter
1310nm SiPh MZM
Receiver
PIN
Media
SMF
Modulation (Electrical)
8x212Gb/s PAM4
Modulation (Optical)
Two ports 4x212Gb/s PAM4
Case Temperature (℃)
0~70°C (32 to 158°F)
Protocol
IB XDR, 1.6T Ethernet Compliant

Technical detail

Construction and application notes for OSFP-1.6T-2xDR4H

Review connector, construction, routing and handling details that apply to the selected family and exact SKU.

Interface and construction

Application and routing

As XDR networks scale in port density and bandwidth, power consumption, cooling performance, and link stability become critical challenges. Compared with common 5nm DSP-based solutions, 3nm DSP-based 1.6T transceiver delivers lower power consumption, more stable links, and better heat dissipation in high-density scenarios—enabling long-term full-load operation of large-scale GPU clusters, while cutting port failure rates and reducing operational costs.

Installation and validation

In large-scale AI clusters, XDR networking based on this 1.6T transceiver delivers measurable gains over NDR architectures. By reducing rack count, simplifying cabling, and improving space utilization, this solution increases compute density while enabling flexible future cluster expansion.

Installation and validation

When paired with server-side 800G transceivers, they enable stable, high-speed interconnects between switches and NVIDIA DGX B300, GB300, and OEM HGX B200 servers.

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Technical documents

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