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NVIDIA Mellanox Quantum HDR and NDR InfiniBand Switches
NVIDIA Mellanox Quantum InfiniBand switches connect GPU and HPC servers at HDR 200Gb/s, and Quantum-2 at NDR 400Gb/s, for AI training and supercomputing clusters. NetworkTigers sells QM8700, QM8790 and QM9790 switches and CS8500 director blades, refurbished, used and new, tested and working.
NVIDIA Quantum models
| Model | Generation | Ports | Management |
|---|---|---|---|
| QM8700 | Quantum, HDR | 40x 200Gb/s QSFP56, or 80x 100Gb/s HDR100 with splitter cables; 1U, 16Tb/s | Managed, onboard subnet manager for up to 2,000 nodes |
| QM8790 | Quantum, HDR | Same as QM8700 | Externally managed |
| QM9790 | Quantum-2, NDR | 64x 400Gb/s through 32 OSFP cages; 1U, 51.2Tb/s | Externally managed |
| CS8500 leaf blade | Quantum, HDR | 40x 200Gb/s QSFP56 | Chassis-managed |
| CS8500 spine blade | Quantum, HDR | Spine (fabric) blade | Chassis-managed |
Quantum part numbers
| Part number | Model | Airflow |
|---|---|---|
| MQM8700-HS2F | QM8700 | P2C, back-to-front |
| MQM8700-HS2R | QM8700 | C2P, front-to-back |
| MQM8790-HS2F | QM8790 | P2C, back-to-front |
| MQM8790-HS2R | QM8790 | C2P, front-to-back |
| MQM9790-NS2F | QM9790 | P2C, back-to-front |
| MQM8510-H | CS8500 leaf blade | Chassis-cooled |
| MQM8520-H | CS8500 spine blade | Chassis-cooled |
Which one do I need?
Choose QM8700 when you need an onboard subnet manager. Choose QM8790 when a subnet manager already runs on a server or another managed switch; it costs less for the same 40 ports. QM9790 for 400Gb/s NDR with ConnectX-7 adapters. CS8500 leaf and spine blades are replacement or expansion parts for an existing CS8500 chassis, a liquid-cooled director that holds up to 800 HDR ports when fully populated. For EDR 100Gb/s, see Switch-IB EDR.
Adapters: ConnectX. Cables and optics: DAC, AOC and transceivers.
Every switch and blade carries our 365-day warranty. Ask us for a quote.
nVidia Mellanox MQM8700-HS2F 40x 200GB QSFP56 B-F Air (P2C) HDR Switch
SKU:
NSB-6798
Condition:
Seller refurbished
Shipping:
Overnight Options
Warranty:
365 days
$ 16,875.99
$ 17,249.99
• Only 2 remaining
Call if you need more
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NEW nVidia Mellanox MQM8700-HS2F 40x 200GB QSFP56 B-F Air (P2C) HDR Switch
SKU:
NSN-9828
Condition:
New
Shipping:
Overnight Options
Warranty:
365 days
nVidia Mellanox MQM8790-HS2F QM8790 40x 200GB QSFP56 B-F Airflow HDR Switch
SKU:
NSB-6787
Condition:
Seller refurbished
Shipping:
Overnight Options
Warranty:
365 days
nVidia Mellanox MQM8700-HS2R QM8700 40x 200GB QSFP56 F-B Airflow HDR Switch
SKU:
NSB-9024
Condition:
Seller refurbished
Shipping:
Overnight Options
Warranty:
365 days
$ 12,656.99
$ 2,249,999.99
• Only 1 remaining
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nVidia Mellanox MQM9790-NS2F 64x 400GB NDR 32x OSFP Unmanaged B-F (P2C) Switch
SKU:
NSB-9014
Condition:
Seller refurbished
Shipping:
Overnight Options
Warranty:
365 days
$ 16,481.99
$ 22,494.99
• 7 in stock
Call if you need more
Call if you need more
NEW nVidia Mellanox MQM8790-HS2R QM8790 40x 200GB QSFP56 F-B Air (C2P) Switch
SKU:
NSN-5292
Condition:
New
Shipping:
Overnight Options
Warranty:
365 days
NEW nVidia Mellanox MQM9790-NS2F 64x 400GB NDR 32x OSFP Unmanaged B-F Switch
SKU:
NSN-1031
Condition:
New
Shipping:
Overnight Options
Warranty:
365 days
$ 22,994.99
• Only 1 remaining
Call if you need more
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Mellanox MQM8520-H CS8500 Series 40x 200GB QSFP56 Spine Switch Blade
SKU:
NSB-6803
Condition:
Seller refurbished
Shipping:
Overnight Options
Warranty:
365 days
$ 5,344.99
$ 12,937.99
• 5 in stock
Call if you need more
Call if you need more
NEW Mellanox MQM8520-H CS8500 Series 40x 200GB QSFP56 Spine Switch Blade
SKU:
NSN-4766
Condition:
New
Shipping:
Overnight Options
Warranty:
365 days
$ 5,462.99
$ 10,925.99
• 5 in stock
Call if you need more
Call if you need more
NEW Nvidia Mellanox MQM8510-H CS8500 Series 40x 200GB QSFP56 Leaf Switch Blade
SKU:
NSN-4751
Condition:
New
Shipping:
Overnight Options
Warranty:
365 days
$ 4,312.99
• 5 in stock
Call if you need more
Call if you need more
NEW nVidia Mellanox MQM8700-HS2R QM8700 40x 200GB QSFP56 F-B Airflow HDR Switch
SKU:
NSN-5501
Condition:
New
Shipping:
Overnight Options
Warranty:
365 days
Nvidia Mellanox MQM8510-H CS8500 Series 40x 200GB QSFP56 Leaf Switch Blade
SKU:
NSB-6802
Condition:
Seller refurbished
Shipping:
Overnight Options
Warranty:
365 days
$ 4,219.99
• 5 in stock
Call if you need more
Call if you need more
NEW nVidia Mellanox MQM8790-HS2F QM8790 40x 200GB QSFP56 B-F Airflow HDR Switch
SKU:
NSN-5549
Condition:
New
Shipping:
Overnight Options
Warranty:
365 days
nVidia Mellanox MQM8790-HS2R QM8790 40x 200GB QSFP56 F-B Air (C2P) Switch
SKU:
NSB-6788
Condition:
Seller refurbished
Shipping:
Overnight Options
Warranty:
365 days
$ 10,069.99
$ 13,387.99
• Only 1 remaining
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