Lenovo
Lenovo Durabook R11 78417993
Verified Hardware Upgrade & Compatibility Guide • 100% Real OEM Database Specifications
⚡ Architecture & Upgrade Diagnostics
Verified OEM Timing & Interface Analysis⚡ i5-1235U
Intel® Core™ i5 i5-1235U (12. Nesil Intel® Core™ i5, 4,4 GHz, 10 Cores)
🧠 2x DDR5
Motherboard supports standard DDR5 sockets at 4800 MHz up to 64 GB.
💾 NVMe
Supports high-speed PCI Express solid-state drives. Form factor is standard 2280.
🔋 Internal Battery
Lityum-İyon (Li-Ion) paired with 65 W AC adapter for fast recharging.
DDR5 capacity and module selection
For modules such as 24 GB or 48 GB, check the device manufacturer’s supported parts and BIOS version. Mixed-capacity operation cannot be established from capacity numbers alone. A matched kit alone does not guarantee device compatibility.
BIOS and manufacturer support
Before purchase, check the exact model’s service documentation and BIOS release notes. Treat a BIOS update as expanding memory support only when explicitly documented by the manufacturer.
Verified Compatible Upgrades
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🔋 Lenovo High Capacity Lityum-İyon (Li-Ion) Internal Battery
This laptop is engineered with a high performance Lityum-İyon (Li-Ion) internal battery pack. Obsolete batteries from older generations have been filtered out to protect system integrity.
📋 OEM Hardware Technical Specifications (product_specifications table)
Zero data fabrication. Every entry below is pulled directly from the SQL database for this exact device model.