Alternative to 647336-B21: Better-Value Equivalents in Stock
Comparing the 647336-B21 (647336-B21 - HP ProLiant Barebone System) 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 647336-B21
| SKU | 647336-B21 |
|---|---|
| Product | 647336-B21 - HP ProLiant Barebone System |
| Current price | $823.16 |
| Stock status | In Stock |
| Detail page | View 647336-B21 › |
Alternatives to 647336-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.
570147-B21 - HP ProLiant Barebone System 2U Rack-mountable Chipset Intel 5520 Socket B LGA-1366 2 x Processor Support
SKU: 570147-B21
Price: $450.53
570145-B21 - HP ProLiant Barebone System Intel 5520 Socket B Xeon (Quad-core) 192GB Memory Support 10 Gigabit Ethernet 1U
SKU: 570145-B21
Price: $591.58
491532-B21 - HP ProLiant DL160 G6 Barebone System Intel 5520 Socket B Xeon (Quad Core) 144GB Memory Support Gigabit Ethernet 1U Rack
SKU: 491532-B21
Price: $591.58
487912-B21 - HP ProLiant ML150 G6 Barebone System Intel 5500 Socket B Xeon (Dual-core) Xeon (Quad Core) 48GB Memory Support Gigabit Ethernet Tower
SKU: 487912-B21
Price: $707.37
775506-B21 - HP ProLiant Barebone System 2U Rack-mountable Intel C610 Chipset 2 x Processor Support
SKU: 775506-B21
Price: $900.00
643086-B22 - HP ProLiant Barebone System 4U Rack-mountable Intel 7500 Chipset Socket LGA-1567 4 x Processor Support
SKU: 643086-B22
Price: $913.68
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.