How many imac generations are there

Go to the Apple Store. Apple offers three inch models of the inch iMac with Retina display, which were released in August The machine has four RAM slots, accessible through the back.

It uses the P3 color space, which is often used for digital movie projection and the film industry. These screens offer nits of brightness, which is an increase over the screen in older iMacs. Connectivity: Wi-Fi The iMac has four USB 3. When it comes to multi-core speed, the Mac Pros with more than four cores are faster machines. So we recommend either waiting for an update or checking out one of the new inch models. Ready to buy an iMac with Retina display?

More Insider Sign Out. Sign In Register. Sign Out Sign In Register. Latest Insider. Check out the latest Insider stories here. More from the IDG Network. All Slides. The Evolution of the Macintosh. Macintosh K. Macintosh Performa. Share this Slideshow. Direct link:. See larger image. Macintosh Performa Apple's Performa sold mainly through authorized retailers in department stores throughout the mids.

Let's start by quickly covering the two main identifiers for your iMac: the model name also called the model number and serial number. The serial number is unique to your device and is useful if you need to track down spare parts or check warranty coverage. But for the most part, all you'll need is your iMac model name.

With the model name, you can check for compatibility with the latest software updates, find the correct iMac accessories, or get an estimate if you are selling or trading in your computer. Below, we'll cover some simple methods to help you find your iMac model information and serial number. Don't worry if your computer isn't working, as several of these methods do not require a functioning iMac.

If you're interested in learning more about your iMac, you can also check out our free Tip of the Day. Curious about how to find Mac serial number and model? If your iMac is working, this is the easiest method to quickly get your model and serial number:.

If you're looking for a way to find your Mac by serial number, you can grab the serial number printed on the underside of your Mac or on the original packaging next to the barcode label. Because the serial number also contains the model information, you can track down your device's model once you have this handy number. Simply click the link to this Apple serial number lookup page and enter your serial number to see your iMac model. Be warned: the font on the back of your Mac is very small, so if you prefer not to strain your eyes, I recommend following the steps in the section below.

If your iMac isn't working or you don't have it nearby, you can also look up your iMac information with your Apple ID. For this method, you'll need to know the Apple ID you use for your iMac. Then, follow the steps below to find your iMac model name and serial number:. The list below shows all iMac generations and models. While rarely needed, we've also listed the iMac model identifiers.