Razer Blade Stealth Multi-Touch Ultrabook Review Razer Blade Stealth Multi-Touch Ultrabook, 2.5 GHz Intel Core i7-6500U Dual-Core, 8GB of 1866 MHz LPDDR3 RAM, 12.5″ IGZO Capacitive Touchscreen, 3840 x 2160 4K UHD Resolution, Integrated Intel HD Graphics 520, 256GB PCIe M.2 SSD, 802.11a/b/g/n/ac & Bluetooth 4.1, USB 3.0 / Thunderbolt 3 / HDMI, Windows 10 (64-bit), MFR # RZ09-01682E24-R3U1 The 12.5″ Blade stealth