The computer is professionally upgraded and customized. The manufacturer box will be opened by our professional engineers for customizing and testing. Factory defects; blemishes are significantly reduced by our in-depth inspection; testing. We offer a 12-month warranty, please feel free to contact us if you need any support from our team. Processor Model 12th Gen Intel Core i5-12450H Processor # of Cores 8 # of Performance-cores 4 # of Efficient-cores 4 Total Threads 12 Max Turbo Frequency Up to 4.4 GHz Efficient-core Max Turbo Frequency 3.3 GHz Graphics GeForce RTX 4050 Interface 2 x USB Type-A 1 x USB Type-C 1 x HDMI 1 x RJ45 1 x Headphone/Mcrophone combo Connectivity Wi-Fi 6 and Bluetooth Operating System Windows 11 Pro Others Dimensions:14.15 x 9.86 x 0.9 in Weight (approximate): 4.4 lbs