Lenovo part number 5B20G45481 identifies the 5B20G45481 - Lenovo System Board (Motherboard) with Intel I7-4510U 2.0GHz CPU for IdeaPad Z50-70 Laptop, an enterprise-grade Laptop Motherboards unit appropriate for data-center, server-room, and workstation deployment. Technical specifications include clock speed of 2.0 GHz, interface of IDE. Typical use cases include warranty-replacement of dead-on-arrival boards, refurbished rebuild programs for retired-from-production servers, and lab environments standing up matched test platforms. Pro Disk Network maintains the 5B20G45481 in our enterprise inventory and verifies each unit against manufacturer datasheet specifications prior to listing. New stock ships factory-sealed where available; refurbished units are tested under load before dispatch and ship with a 90-day Pro Disk Network functional warranty. Same-day dispatch on in-stock orders placed before 3pm ET; free standard ground shipping on US orders over $150.
The 5B20G45481 is a Lenovo laptop motherboards component with clock speed 2.0 GHz, interface IDE. Pricing on the 5B20G45481 is quote-based — email sales@prodisknetwork.com or use our live chat for a quote within one business day.
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Reviewed by:Pro Disk Network Engineering Team — . Specifications, compatibility, and pricing for the 5B20G45481 are shown on this page.
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30-Day Returns — pre-paid label on DOA and defective items
The 5B20G45481 is a Lenovo laptop motherboards part. Email sales@prodisknetwork.com with your system make, model, and serial number - we will confirm compatibility and ship same-day if in stock.
How fast does the 5B20G45481 ship?
If in stock, the 5B20G45481 ships same business day on US orders placed before 3 pm ET. Most US ZIP codes receive next-business-day or 2-day delivery via FedEx/UPS Ground or Express. Bulk and project orders shipping in pallets are typically dispatched within 24-48 hours.
The 5B20G45481 is deployed by US enterprises, MSPs, government, and education customers across multiple infrastructure scenarios. Below are the most common deployment patterns Pro Disk Network sees in real-world orders.
Custom Server Build — Whitebox server builds with verified Xeon, EPYC, or Atom socket compatibility. Pair with the matching chipset memory population guide.
Chassis Replacement — Like-for-like motherboard replacement in existing chassis after platform failure. Confirm BIOS revision matches existing inventory.
Lab / Cert Study — Hands-on study platform for IT certifications. Less expensive than full pre-built systems while offering identical OEM features.
Edge Compute / IoT — Compact form factors (mini-ITX, M-ITX) for edge gateways, IoT hubs, retail or industrial deployments.
What is the 5B20G45481?
The 5B20G45481 is a Lenovo enterprise IT hardware component with clock speed 2.0 GHz and interface IDE, manufactured by Lenovo. Pro Disk Network ships this part new and certified-refurbished from our US warehouse with same-day dispatch on orders placed before 3 PM ET, backed by a 30-day return guarantee.
Pros & Cons of 5B20G45481
Pros
Same-day US shipping from our US warehouse
Cons
Refurbished tier reseals — original retail box not included
Single-drive purchases ship in static-shield bags, not retail packaging
Lead time on 24+ drive orders may extend 2–4 business days
Frequently Asked Questions about 5B20G45481
Is the 5B20G45481 a genuine Lenovo part?
Yes. Pro Disk Network sources every 5B20G45481 as factory-original Lenovo inventory. New units arrive sealed in OEM packaging; refurbished units are pulled from decommissioned Lenovo servers, surface-tested, and re-warranted by Pro Disk Network for 90 days.
Will the 5B20G45481 fit my system?
The 5B20G45481 is a Lenovo laptop motherboards part. Email sales@prodisknetwork.com with your system make, model, and serial number - we will confirm compatibility and ship same-day if in stock.
How fast does the 5B20G45481 ship?
If in stock, the 5B20G45481 ships same business day on US orders placed before 3 pm ET. Most US ZIP codes receive next-business-day or 2-day delivery via FedEx/UPS Ground or Express. Bulk and project orders shipping in pallets are typically dispatched within 24-48 hours.
What is the warranty on the 5B20G45481?
New 5B20G45481 units carry the full Lenovo manufacturer warranty (typically 1 to 5 years depending on product line). Refurbished and bulk-OEM units include a Pro Disk Network advance-replacement warranty (90 days refurbished). DOA replacement is free within 30 days of receipt.
Do you offer bulk pricing for the 5B20G45481?
Email sales@prodisknetwork.com with the quantity and target ship date for a quote within one business day.