Which macbooks have haswell

There's more to the Haswell upgrade than just power savings -- Apple also claims a modest performance boost to overall CPU speed, as well as a 40 percent speed boost to graphics processing. But battery life is the biggie. Intel has said that the new chips will increase battery life by 50 percent during active loads when compared to Ivy Bridge chips, and that in standby mode, battery life should improve by up three times over Ivy Bridge chips.

The MacBook Air comes very close to hitting those numbers, according to Apple, though specifics haven't yet been determined. Apple says that during active loads, the inch MacBook Air gets a 42 percent boost to battery life, while the inch MacBook Air gets a 45 percent bump. Much of this battery magic was achieved by cramming a voltage regulator onto the chip. Intel calls its voltage-regulator-on-the-chip design a FIVR "fully integrated voltage regulator".

Another power-saving feature comes from Intel combining the chipset and CPU onto a single package. Fingas Sponsored Links. In this article: apple , corei5 , geforcegtm , haswell , ipad , iris , irispro , laptop , macbookpro , MacbookProWithRetinaDisplay , thunderbolt2.

Gallery: MacBook Pro 12 Photos. All products recommended by Engadget are selected by our editorial team, independent of our parent company. Some of our stories include affiliate links. If you buy something through one of these links, we may earn an affiliate commission. Sony reportedly cuts PS5 production again as chip shortages and shipment issues bite. The Evercade VS captures the spirit of retro gaming. Vendor battery life ratings are usually overly optimistic, but it still seems likely that independent tests will show some solid gains here.

Apple also said the new MacBook Airs will have up to 30 days of standby time. Intel made longer battery life a primary goal of Haswell from the start. Both of these chips are rated at 15 watts compared to the watt Ivy Bridge processors used in the previous models.

The fourth-generation Core processors also have a bunch of new power management features, including additional active power and idle states, which boost battery life. The performance gains will probably be less compelling. Companies competing with Apple should take note that new gadgets should ship right after the product unveiling to take advantage of the excitement. I've been using the new MacBook Air heavily since it arrived and it's the best laptop I've ever used.

The MacBook Air has always been known for its thin form and light weight. The new model carries on that tradition and it's very similar to the previous generation. The aluminum construction is very strong and yet as light or lighter than the iPad with a keyboard case. The I can see a marked difference when side-by-side with the MacBook Pro with Retina Display, but it's still a good display.

While the x resolution is low by today's standards, the MacBook Air can drive an external monitor up to x Some tasks perform even faster on the MacBook Air than on the latest MacBook Pro, especially graphics-intensive functions.