Alternative to 656091-001: Better-Value Equivalents in Stock
Comparing the 656091-001 (HP 656091-001 InfiniBand QDR 2 x Ports 40Gb/s PCI-Express 3.0 X8 544FLR-QSFP Network Adapter) against alternatives? Pro Disk Network stocks 12 similar HP parts that offer comparable performance at different price points. Each option below is in-stock, US-warehoused, and tested-and-certified before ship. Bulk pricing is available on quantities of 5+; B2B procurement can use Net 30 with PO.
About the 656091-001
| SKU | 656091-001 |
|---|---|
| Product | HP 656091-001 InfiniBand QDR 2 x Ports 40Gb/s PCI-Express 3.0 X8 544FLR-QSFP Network Adapter |
| Current price | $71.58 |
| Stock status | In Stock |
| Detail page | View 656091-001 › |
Alternatives to 656091-001
Each part below is currently in our US warehouse, ships same-day for orders before 2pm ET, and includes our 90-day warranty. SKUs link to the full product page with photos, datasheets and B2B quote form.
HP 544FLR-X InfiniBand QDR 2 x Ports 40Gb/s PCI-Express 3.0 X8 544FLR Network Adapter
SKU: 544FLR-X
Price: $242.11
HP 632220-B21 Voltaire InfiniBand 34x Ports QDR 2x Ports 10GbE Network Switch
SKU: 632220-B21
Price: $2,633.68
HPE 708074-001 HP 708074-001 Qlogic QLE7342 40Gb/s 2 x Ports 4X QDR PCI-Express Low-Profile Network Adapter
SKU: 708074-001
Price: $331.58
593415-001 - HP 4x Qdr Cx-2 Infiniband Dual Port PCI-Express 2.0 X8 Host Channel Adapter with Standard Bracket
SKU: 593415-001
Price: $96.84
583999-001 - HP QLogic 4X QDR Infiniband Dual-Port PCI-Express 2.0 X8 Mezzanine HCA for C-Class Blade System
SKU: 583999-001
Price: $96.84
593412-001 - HP InfiniBand 4X QDR ConnectX-2 PCI-Express 2.0 x8 G2 2-Port Host Channel Adapter
SKU: 593412-001
Price: $155.79
519132-001 - HP Infiniband 4x QDR PCI-Express G2 2-Port Host Channel Adapter
SKU: 519132-001
Price: $205.26
584000-001 - HP QLogic 4x Qdr Infiniband Dual Port PCI-Express 2.0 X8 G2 Host Channel Adapter with Low Profile Bracket
SKU: 584000-001
Price: $294.74
764734-001 - HP InfiniBand 544+M QDR 10GB/s Dual Port PCI-Express 3.0 Mezzanine Network Adapter
SKU: 764734-001
Price: $296.30
How we pick alternatives
Every recommendation above was selected using these criteria:
- Spec parity — capacity, speed, port count, and form factor matched within a 10% tolerance
- Price spread — alternatives shown across the price range, so you can pick on budget
- Brand mix — both OEM-equivalent and trusted aftermarket, all certified
- Reliability data — preferred parts have failure rates below 1% in our 18-month return tracking
- In stock today — shipping today, not 4-6 weeks from now
Want a side-by-side spec comparison?
We can prepare a written comparison covering throughput, power draw, form factor and validated compatibility. Email sales@prodisknetwork.com or call +1 (407) 205-8454 — most quotes ship within 4 business hours.