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1. Built-in Broadcom 3nm DSP and SiPh-based chip 2. Closed finned top design for Quantum-X800 air-cooled switches 3. Support the XDR 800Gb/s InfiniBand protocol 4. Support breakout to two 800G Links to switches or ConnectX-8/OSFP NICs for DGX B300/GB300 servers, etc 5. Maximum power consumption ≤32W 6. Dual MPO-12/APC connectors enable 2x800G breakout connectivity without breakout cablesSee more
NVIDIA/Mellanox MMS4A00-XM (980-9IAH1-00XM00) and MMS4C10 (980-9IAU0-00XM01) compatible 1.6T OSFP224 DR8 (2x DR4) is an Infiniband twin-port SiPh-based transceiver module with dual MPO-12 APC connectors at 800Gb/s each. It enables the fiber link of 500m at 2x800Gb/s over single-mode fiber (SMF). With the Pulse-amplitude Modulation (PAM4) modulation, the Datacenter Reach 4-channel (DR4) OSFP adopts 8-channels of 200G-PAM4 electrical modulation and two ports of 4-channel 200G-PAM4 optical Parallel modulation.
The 1.6T 2DR4 OSFP224 Silicon Photonics module supports InfiniBand XDR end-to-end systems. Designed for supercomputing and HPC, the main application of this 1.6T OSFP transceiver is to link two 1.6T (2x800G) switches (i.e. Quantum-X800 Q3200-RA, Q3400-RA) together up to 500 meters or breakout to two 800G switches or two 800G network adpter cards (i.e. ConnectX-8/OSFP) for storage or compute servers (i.e. DGX B300, B300 GPU). Its OSFP-IHS/Closed Finned Top structure is designed for Quantum-3 Quantum-X800 air-cooled switches.
Scenario 1: Twin-port 1.6T (2x 800G) XDR Switches Direct Connectivity:
Scenario 2: Twin-port 1.6T (2x 800G) XDR Switch to 2x 800G Links for Servers:


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Compatible NVIDIA/Mellanox (InfiniBand)
Transceivers type MMS4A00-XM00//MMS4C10-XM01 1.6T 2DR4 | 500m | Dual MPO-12/APC | IHS/Closed Finned Top
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Transceivers typeMMS4A00-XM00//MMS4C10-XM01 1.6T 2DR4 | 500m | Dual MPO-12/APC | IHS/Closed Finned Top
CompatibleNVIDIA/Mellanox (InfiniBand)
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2
We've mixed these modules into an existing network environment, and the integration process was seamless.
Transceivers typeMMS4A00-XM00//MMS4C10-XM01 1.6T 2DR4
CompatibleNVIDIA/Mellanox (InfiniBand)
Verified Purchase
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1
Googled around looking for compatible options that wouldn’t kill my budget, and QSFPTEK popped up. Honestly, they paired perfectly with my air-cooled setup. The silicon photonics tech handles the load like a champ. Super happy with the find and will definitely restock from here.
Transceivers typeMMS4A00-XM00//MMS4C10-XM01 1.6T 2DR4
CompatibleNVIDIA/Mellanox (InfiniBand)
Verified Purchase
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We've been migrating our AI training cluster to Quantum‑3 switches and needed to quadruple the leaf‑spine capacity on a shoestring budget. My senior engineer found QSFPTEK after comparing pricing across three other vendors (the savings on twin‑port 1.6Ts ended up being more than enough to fund half the additional optics we needed). I also reached out to their sales team beforehand to confirm compatibility with the air‑cooled Quantum‑3 chassis, and they responded within two hours with a detailed cross‑reference sheet. Solid product, solid support.
Transceivers typeMMS4A00-XM00//MMS4C10-XM01 1.6T 2DR4
CompatibleNVIDIA/Mellanox (InfiniBand)
Verified Purchase
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We were scrambling to source twin-port 1.6T DR8 OSFP224 transceivers to expand our Quantum-3 air-cooled IB switches for our new GPU training rack build; original Nvidia parts had insane lead times. Found this brand while deep-diving Google search for SiPh compatible XDR optics after a senior coworker also recommended their transceiver lineup. Installed these closed fin IHS top modules with dual MPO-12/APC pigtails, stable 500m reach on our pre-run singlemode trunk cables. Silicon photonics design keeps operating temps way lower than I expected under sustained full load. Saved us weeks of project delay, couldn’t be happier with the real-world performance.
Transceivers typeMMS4A00-XM00//MMS4C10-XM01 1.6T 2DR4
CompatibleNVIDIA/Mellanox (InfiniBand)
Verified Purchase
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I sent a tender to the sales rep. Talia, and the models she recommended were a perfect fit for our installation setup. Thanks!
Transceivers typeMMS4A00-XM00//MMS4C10-XM01 1.6T 2DR4
CompatibleNVIDIA/Mellanox (InfiniBand)
Verified Purchase
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I'd give them five stars: great quality, super fast, and they really know their stuff. The customer rep was super helpful, and whenever I sent a question, they got back to me right away.
Transceivers typeMMS4A00-XM00//MMS4C10-XM01 1.6T 2DR4
CompatibleNVIDIA/Mellanox (InfiniBand)
Verified Purchase
Helpful
0
Installed these 1.6T DR8 modules in our cluster and they've been running stable under continuous AI workloads. Link up was instant, and performance has been consistent with no noticeable errors or drops so far.
Transceivers typeMMS4A00-XM00//MMS4C10-XM01 1.6T 2DR4
CompatibleNVIDIA/Mellanox (InfiniBand)
Verified Purchase
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0
Accepted by my Q3200-RA with no issue, thanks.
Transceivers typeMMS4A00-XM00//MMS4C10-XM01 1.6T 2DR4
CompatibleNVIDIA/Mellanox (InfiniBand)
Verified Purchase
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Great value for the price, and the packaging was nice too. The sales rep was patient and kind when answering all my questions. 5 stars for both the product and the service!
Transceivers typeMMS4A00-XM00//MMS4C10-XM01 1.6T 2DR4
CompatibleNVIDIA/Mellanox (InfiniBand)
Verified Purchase
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0