Used P53s in fair condition. P53s is same as T590 just add dedicated GPU P520 with 2GB DDR5 display memory. Warranty until 2023-03-28
Everything is tested working well. No dent no scratch.

Processor 8th Generation Intel Core i7 Processor i7-8565U quad core 8 threads 1.8 GHz up to 4.6 GHz 6MB cache
Graphics Intel UHD Graphics in processor and NVIDIA® Quadro® P520 Discrete 2GB GDDR5, supports up to 3 independent displays via native display and 2 external monitors; supports external monitors via HDMI®(up to 3840x2160@30Hz) or USB-C (up to 3840x2160@60Hz)
Memory: 16GB DDR4, 8GB memory soldered to system board, 8GB in one DDR4 SO-DIMM socket, maximum 40GB
Display: 15.6" (396mm) UHD (3840x2160), anti-glare, LED backlight, WVA, 500 nits, 16:9 aspect ratio, 1200:1 contrast ratio, 100% Adobe Color Gamut 170° viewing angle, Dolby Vision™, HDR, New LCD
Storage: 512GB M.2 2280 SSD PCIe NVMe, PCIe 3.0 x 4, 32Gb/s, please check picture for SSD status
Ethernet: non-vPro model: Intel Ethernet Connection I219-V
WLAN: Intel Wireless-AC 9560, Wi-Fi 2x2 802.11ac + Bluetooth 5.0
Bluetooth 5.0 wireless, integrated in Wi-Fi + Bluetooth combo adapter
Dimensions: WxDxH: 14.40" x 9.76" x 0.75"; 365.8mm x 248mm x 19.1mm
Weight: 1.75 kg (3.87 lbs);
Media reader: MicroSD card reader

Ports: 
Two USB 3.1 Gen 1 (one Always On),
one USB 3.1 Type-C Gen 1 (with the function of Power Delivery and DisplayPort),
one USB 3.1 Type-C Gen 2 / Thunderbolt 3 (with the function of PD and DP),
HDMI 1.4b, Ethernet (RJ-45), nano-SIM card slot (WWAN models),
headphone / microphone combo jack, optional smart card reader,
microSD card reader, side docking connector, security keyhole

Camera: IR & 720p, with ThinkShutter, fixed focus
Audio support: HD Audio, Realtek ALC3287 codec / stereo speakers, 2W x 2, Dolby Audio Premium / dual array far-field microphone, headphone / microphone combo jack
Keyboard: 6-row, spill-resistant, multimedia Fn keys, numeric keypad, LED backlight
UltraNav: TrackPoint pointing device and buttonless Mylar surface multi-touch touchpad
Fingerprint reader: Touch style match on chip fingerprint reader on the palm rest, anti-spoofing technology

Internal battery: integrated Li-Polymer 57Wh battery, supports Rapid Charge (charge up to 80% in 1hr) with 65W AC adapter
AC adapter: 65W USB-C AC adapter

Preload Windows 11 Pro 64