13-INCH RETINA MACBOOK PRO

The 13-inch MacBook Pro drops to 3.46 pounds, 0.71inches thin, with the new 4th-generation “Haswell“ dual-core i5 processor and Iris integrated graphics. At 2.4GHz, it’s 90% faster than previous generation and should run for nine hours on battery. That’s up from seven hours on the old model. It includes 4GB

of DRAM, 802.11ac wireless, PCIe-

based flash storage, 60% faster than previous generation, and Thunderbolt 2 ports. Pricing starts at $1299 for 128GB of SSD, down from $1499.

15-INCH RETINA MACBOOK PRO

The 15-inch MacBook Pro uses an Intel “Haswell” quad-core i7 at 2.0GHz with Iris Pro Graphics. An NIVIDIA GeForce GT 750M with 2GB memory is available as an option. The new machine features 2 USB ports, eight hours of battery life— up from seven hours, faster Wi-Fi, Thunderbolt 2, and PCIe-based flash storage. The 256GB version starts at $1999, down from $2199. All these

machines are currently shipping.