Alternative to 661687-001: Better-Value Equivalents in Stock
Comparing the 661687-001 (HP 661687-001 InfiniBand 2 x Ports 40Gb/s 544FLR-QSFP PCI Express 3.0 x8 Host Channel Adapter for ProLiant Gen8 Servers) 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 661687-001
| SKU | 661687-001 |
|---|---|
| Product | HP 661687-001 InfiniBand 2 x Ports 40Gb/s 544FLR-QSFP PCI Express 3.0 x8 Host Channel Adapter for ProLiant Gen8 Servers |
| Current price | $71.58 |
| Stock status | In Stock |
| Detail page | View 661687-001 › |
Alternatives to 661687-001
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 656091-001 InfiniBand QDR 2 x Ports 40Gb/s PCI-Express 3.0 X8 544FLR-QSFP Network Adapter
SKU: 656091-001
Price: $71.58
HPE 879491-001 HP 879491-001 InfiniBand Fdr/ethernet 2-Ports QSFP+ 50Gb/s 547FLR-QSFP Network Adapter
SKU: 879491-001
Price: $208.42
649282-B21 - HP InfiniBand Dual-Port 10 / 40GB 544FLR-QSFP PCI-Express Host Channel Adapter
SKU: 649282-B21
Price: $163.16
HPE 778509-B21 InfiniBand FDR 2 x Ports QSFP+ 56Gb/s PCI Express 3.0 x8 Network Adapter
SKU: 778509-B21
Price: $421.05
670759-B23 - HP InfiniBand 5ft 4X FDR QSFP Copper Cable InfiniBand Cable
SKU: 670759-B23
Price: $184.21
670759-B27 - HP InfiniBand 13ft 4X FDR QSFP Copper Cable InfiniBand Cable
SKU: 670759-B27
Price: $366.32
HP 544FLR-X InfiniBand QDR 2 x Ports 40Gb/s PCI-Express 3.0 X8 544FLR Network Adapter
SKU: 544FLR-X
Price: $242.11
764737-001 - HP Infiniband FDR/Ethernet 10GB/40GB 2-Port 544+FLR QSFP Network Adapter
SKU: 764737-001
Price: $47.37
779132-001 - HP InfiniBand FDR 544+FLR-QSFP 2-Port 10GB/40Gb Network Ethernet Adapter
SKU: 779132-001
Price: $137.63
764736-001 - HP InfiniBand FDR 544+QSFP 2-Port 10Gb / 40Gb Network Adapter
SKU: 764736-001
Price: $145.26
764616-001 - HP InfiniBand 40Gbps 2-Ports Ethernet 544+ QSFP Network Adapter
SKU: 764616-001
Price: $71.58
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.