5B21L80197 Lenovo Legion Pro 5 16IRX9 Motherboard i9-14900HX RTX 4070 8GB L83DF
Lenovo system board pull featuring an integrated 14th Gen Intel Core i9-14900HX processor and dedicated NVIDIA GeForce RTX 4070 8GB graphics module. Designed specifically for the Lenovo Legion Pro 5 16IRX9 gaming laptop series, providing exact fitment and factory performance levels. Fully bench-tested, verified clean of diagnostic faults, and ready for immediate deployment.
ITEM SPECIFICATIONS:
Brand: Lenovo
Main Part Number (MPN): 5B21L80197
Alternate Part Numbers: L83DFWINI914900HX RTX4070 8GRM, L83DF
Compatible Models: Lenovo Legion Pro 5 16IRX9 (Type 83DF)
Component Type: Laptop Motherboard / Main System Board
Key Specifications: Intel Core i9-14900HX CPU, NVIDIA GeForce RTX 4070 8GB VRAM, Dual DDR5 SODIMM Slots, PCIe 4.0 NVMe M.2 Support
KEY FEATURES & HIGHLIGHTS:
[Quality / Fitment Guarantee] Lenovo system board ensures exact drop-in fitment without system BIOS errors or thermal mounting misalignments.
[Primary Specs & Performance Capability] Built-in 14th Gen Core i9-14900HX combined with RTX 4070 GPU restores full high-performance gaming and rendering power.
[Target Technical Problem Solved] Ideal direct replacement for dead, liquid-damaged, shorted, or degraded mainboards in 16IRX9 systems.
WHAT IS INCLUDED:
(1) Lenovo Legion Pro 5 16IRX9 Motherboard (MPN: 5B21L80197) with Onboard Intel i9-14900HX & RTX 4070 8GB GPU
QUALITY ASSURANCE & SHIPPING:
Tested: 100% bench-tested prior to listing. Verified full POST, stress-tested under GPU/CPU synthetic loads, memory channel verification, and port testing. BIOS updated and clean of passwords/computrace locks.
Packaging: Professionally pack-handled inside an anti-static ESD shield bag, wrapped in thick protective bubble layers, and shipped inside a heavy-duty cardboard transit box.
⚡ Important Information Before Purchase ⚡
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🚚 Shipping
Fast, same-day shipping on orders placed Monday - Friday before 4pm EST.
Ships from the USA, usually within 1 business day.
🛡️ Warranty & Returns
60-day free return/refund policy for all products (U.S. orders only).
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📸 Item Pictures
Pictures are for illustrative purposes only. The part pictured may not exactly match what you receive due to restocking. Compatibility info is provided as a courtesy and does not constitute a warranty. Always verify the part before ordering.
