Apple’s new iMac: new CPU, graphics, WiFi, and drives — and up to 32GB of RAM

Apple updated America’s favorite kitchen desktop PC today, feature-bumping its iconic iMac while keeping the price, as usual, the same.The newest iMac now can have quad-core Intel Core i7 processors at up to 3.5 GHz and NVIDIA GeForce GTX 780M graphics with up to 4 GB of video …