OWC's Annual Area 51 Sale

Event Leaves Earth In

3d: 13h: 8m: 30s

Beam Up the Savings»

Free shipping available on orders $99 & up!

Region: US/Intl
- Select your preferredcountry / region:
- USA + International
- OWC Canada
- Experience local shipping options and optimized product inventory for your region.
1-800-275-4576
Intl: 1-815-338-8685

Search MacSales...

Support
Chat
Account
- Hello, Sign In
- My Account
- Order Status
- Write A Review
- Warranty & Returns
Cart

MacSales.com Powered By OWC

Support
Account
- Hello, Sign In
- My Account
- Order Status
- Write A Review
- Warranty & Returns
Cart

Search MacSales...

Featured & Specials
What's New

Chat
Support

Shop All

External Drives
Internal Drives
Apple & Macs
Docks & Connectivity
Cards & Readers
Batteries
Software & Apps
Cables & Adapters
Memory
PCIe Expansion
Specials & Featured

Home
Memory

2.66GHz Intel X5550

OWC Business Price

OWC Internal USE Only - Advanced Stock Details

Current Special Offers

OWC Confirmed Compatibility

Make sure this item is compatible with your computer or motherboard.

Check Compatibility »

2.66GHz Intel X5550

Xeon Processor

Mfr P/N: OWC SKU:

OWC Business Price

Cyber Saver – Save $70.00

Share:

scroll for more options >

Helpful Links

About Us
DIY Install Videos
Join our Affiliate Network
Where to Buy
Accessibility Statement
Sustainability is Good Business
Join the OWC Team
Media+Newsroom
Privacy Promise

Join the OWC Newsletter

Join hundreds-of-thousands of tech enthusiasts across the planet and gain access to specials, clearance, and holiday savings on the OWC upgrades, drives, and docks everyone loves.

email address

Please enter a valid email address.

Thank you for signing up!

© 2000-2025 Other World Computing, Inc., All Rights Reserved. Site Terms Guest ID:
Your Privacy Choices

This item has been added to your cart