Intel Core i5 661 3.33GHz Clarkdale Dual Core 4Mb Cache LGA1156 Processor, Retail

Intel Turbo Boost Technology

Automatically speeds up your processor when your PC needs extra performance—that's smart performance with a speed boost. Available in select models of the new 2010 Intel® Core™ i5 processor-based systems.

Intel Hyper-Threading Technology

Features 4-way multi-task processing that allows each core of your processor to work on two tasks at the same time, delivering the performance you need for smart multitasking. You and your PC won't be slowed down, regardless of how many applications you have open at once.

Intel HD Graphics

Intel® HD Graphics provides superb visual performance for sharper images, richer color, and life-like audio and video. Watch movies and Internet videos in high-definition, play popular game titles and get full support for Microsoft Windows* 7. It's all built in; no need for an extra add-in video card.

• Number  of Cores 2
• Number of Threads 4
• Processor Base Frequency 3.33 GHz
• Intel Smart Cache 4 MB
• Processing Die Lithography 32 nm
• Intel Hyper-Threading Technology
• Intel® Virtualization Technology (VT-x)
• Enhanced Intel® Speedstep Technology