HP EliteBook 645 G11 14" WUXGA IPS AMD Ryzen 5 PRO 7535U 2.9 GHz 16GB DDR5 512GB SSD AMD Radeon Graphics Windows 11 Pro Laptop, Silver 9R678AV I001 Refurbished 78 Million Contrast Ratio 1000:1 0 Gen 1 Video 78 Million Contrast Ratio 1000:1 Response Time 5 ms Curved No Adaptive Sync Interfaces & Ports Video Port 1 x Display Port 1 x DVI Audio Port USB Port Power & Battery Power Consumption 51 W Typical 4 Audio Port: 1 x headphone microphone combo Mic: 3 multi array microphone Speaker: Dual stereo speakers Webcam: 720p HD Keyboard: HP Premium Keyboard – spill resistant 5 GHz CPU Core: 6 core Processor Memory Installed Memory: 16 GB Memory Speed: DDR5 4800 Storage Drive Storage Type: SSD Hard Drive Capacity: 0 SSD Capacity: 512 GB Optical Drive: No Graphics GPU: AMD Radeon Graphics Graphics Memory: Shared Memory Graphics Type: Integrated Graphics Display Screen Size: 14" Touchscreen: No Native Resolution: 1920 x 1080 Network & Communications Network LAN: 10 100 1000Mbps Network WLAN: 802 MediaTek Wi Fi 6E RZ616 (2x2) and Bluetooth 5