With a phone you only have to worry about cost, color, and capacity, but when upgrading your computer you need to consider portability, power, speed, storage, screen size, pixels, expansion needs and more.
A cylindrical tower of power
CPU: Up to 3.0GHz 8-core processor with 25MB L3 cache or 2.7GHz 12-core processor with 30MB L3 cache Graphics: Up to dual AMD FirePro D700 GPUs with 6GB of GDDR5 vRAM each RAM: Up to 32GB four 8GB or 64GB four 16GB of DDR3 ECC memory Storage: 256GB PCIe-based flash storage configurable to 512GB or 1TB Communication: Ethernet, Fast Ethernet, Gigabit Ethernet, IEEE 802.11b, IEEE 802.11a, IEEE 802.11g, IEEE 802.11n, Bluetooth 4.0, IEEE 802.11ac Dimensions WxDxH : 16.7cm x 16.7cm x 25.1cm
The Mac Pro was cutting-edge when it launched in late 2013, and it's still one of the most advanced PCs money can buy - though an update wouldn't go amiss.
If you're dropping more than a grand and a half on an iMac you might as well go the whole hog and get the faster, Fusion Drive-packing model, packing a 5K Retina Display, 3.5GHz processor and Fusion Drive for £1,849 $2,299 .
When the PowerBook debuted in 1991, Apple caused a stir by pushing the keys closer to the screen to create a natural palm rest and room for a trackball.
The Air is Apple's best selling model, according to supply chain estimates, and continues to be the cheapest way of getting a laptop with a glowing Apple logo on the back.
The desktop is popular both because of its price—which undercuts the cheapest MacBook Air by $400—and its design, which is small, sleek, and simple.