Alternative to 431039-B21: Better-Value Equivalents in Stock
Comparing the 431039-B21 (431039-B21 - HP InfiniBand Single Port 4x DDR PCI Express Host Card Adapter for C-Class Blade Server) 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 431039-B21
| SKU | 431039-B21 |
|---|---|
| Product | 431039-B21 - HP InfiniBand Single Port 4x DDR PCI Express Host Card Adapter for C-Class Blade Server |
| Current price | $352.63 |
| Stock status | In Stock |
| Detail page | View 431039-B21 › |
Alternatives to 431039-B21
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.
630A00018 - HP 10GB Single Port PCI-Express 4x DDR Infiniband Host Channel Adapter
SKU: 630A00018
Price: $392.99
450604-001 - HP 4x DDR Infiniband Dual-Port PCI-Express Mezzanine Host Channel Adapter for BladeSystem C-Class
SKU: 450604-001
Price: $71.58
409376-B21 - HP Infiniband PCI-Express Dual Port 4X DDR (HPC/DB) Host Channel Adapter
SKU: 409376-B21
Price: $170.53
487505-001 - HP Infiniband 4x DDR Dual Port PCI-Express Conn-X Host Channel Adapter
SKU: 487505-001
Price: $229.47
483512-B21 - HP Infiniband 4x DDR Dual Port PCI-Express Zero Memory Host Channel Adapter
SKU: 483512-B21
Price: $252.00
487504-001 - HP Infiniband 4x DDR Dual Port PCI-Express Zero Memory Host Channel Adapter
SKU: 487504-001
Price: $576.84
593413-001 - HP InfiniBand 4X DDR ConnectX-2 PCI-Express G2 2-Port Host Channel Adapter (HCA)
SKU: 593413-001
Price: $641.42
592521-B21 - HP InfiniBand 4X DDR ConnectX-2 PCI-Express G2 2-Port Host Channel Adapter (HCA)
SKU: 592521-B21
Price: $732.43
434089-001 - HP 10GB Single Port PCI-Express 4x Infiniband Host Channel Adapter
SKU: 434089-001
Price: $184.21
448397-B21 - HP Dual-Port InfiniBand 4X DDR Connector X PCI-E Host Channel Adapter
SKU: 448397-B21
Price: $73.68
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.