For top-notch PC gaming performance, consider the Alienware Area-51 gaming PC with a GeForce RTX 5090 graphics card. This Cyber Monday, you can still get it for as low as $3, 899.99 after a $1, 150 discount. It's a rare deal, as this is the first time the Alienware Area-51 RTX 5090 prebuilt has been priced below $4, 000.