TI 84Plus

The TI-84 Plus graphing calculator offers three times the memory, more than twice the speed and a higher contrast screen than the TI-83 Plus model. It’s keystroke-for-keystroke compatible, too.  
Count on TI calculators at exam time. You can use this TI graphing calculator on the PSAT, SAT, and ACT college entrance exams and AP tests and the IB exam.*
Key Features
Three times the memory of the TI-83 Plus model
More than twice the speed of the TI-83 Plus model
USB cable included with purchase (built-in USB port)
Preloaded Apps: Cabri® Jr., Vernier EasyData™, StudyCards™ and more
Compatible with TI presentation tools (TI Presentation Link™ adapter available separately)
One-year limited manufacturer’s warranty