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Complete technical specifications, details, expert ratings and review of Lenovo ThinkPad L15 Gen 3 (21C3). Find out how your chosen laptop stacks up against the competition and whether it's the one that best meets your expectations with the laptop comparison feature.
design and dimensions display processor memory storage audio & video communications battery ac adapter input connections & expansions software miscellaneous
| DESIGN AND DIMENSIONS Lenovo ThinkPad L15 Gen 3 (21C3) |
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| Product Type | Notebook - 180-degree hinge design |
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| Dimensions (WxDxH) | 36.02 cm x 23.7 cm x 1.993 cm |
| Weight | 1.76 kg |
| Case Material | Polycarbonate ABS (bottom), polycarbonate ABS (top) |
| Colour | Thunder black |
| DISPLAY Lenovo ThinkPad L15 Gen 3 (21C3) |
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| Screen Size (Type) | 15.6" - IPS |
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| LCD Backlight Technology | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) |
| Widescreen | Yes |
| Image Aspect Ratio | 16:9 |
| Image Brightness | 250 cd/m² |
| Colour Gamut | 45% NTSC |
| Features | Anti-glare, 170° viewing angle |
| PROCESSOR Lenovo ThinkPad L15 Gen 3 (21C3) |
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| CPU | Intel Core i5 (12th Gen) 1235U / 1.3 GHz |
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| Max Turbo Speed | 4.4 GHz |
| Number of Cores | 10-core |
| Cache | 12 MB |
| Features | Integrated memory controller |
| MEMORY Lenovo ThinkPad L15 Gen 3 (21C3) |
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| RAM | 8 GB (2 x 4 GB) |
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| Max RAM Supported | 64 GB |
| RAM Type | DDR4 SDRAM |
| Speed | 3200 MHz |
| Rated Speed | 3200 MHz |
| Form Factor | SO-DIMM 260-pin |
| Slots Qty | 2 |
| Empty Slots | 0 |
| STORAGE Lenovo ThinkPad L15 Gen 3 (21C3) |
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| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) |
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| AUDIO & VIDEO Lenovo ThinkPad L15 Gen 3 (21C3) |
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| Graphics Processor (GPU) | Intel Iris Xe Graphics |
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| Max Monitors Supported | 3 external monitor(s) |
| Video System Features | Functions as Intel UHD graphics (for single-channel memory) |
| Camera | Yes - 1080p |
| Camera Features | Privacy shutter, IR camera, Windows Hello, fixed focus |
| Sound | Stereo speakers, dual array microphone |
| Codec | Realtek ALC3287 |
| Compliant Standards | High Definition Audio, Dolby Audio, Dolby Voice |
| COMMUNICATIONS Lenovo ThinkPad L15 Gen 3 (21C3) |
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| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 |
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| Wireless Controller | Intel Wi-Fi 6 AX 201 - M.2 Card |
| Network Interface | Gigabit Ethernet |
| Features | Wake-on-LAN (WOL), dual stream (2x2) |
| WWAN |
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| Generation | 4G upgradable |
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| BATTERY Lenovo ThinkPad L15 Gen 3 (21C3) |
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| Technology | Lithium polymer |
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| Battery Capacity (Size) | 57 Wh |
| AC ADAPTER Lenovo ThinkPad L15 Gen 3 (21C3) |
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| Input | AC 100-240 V (50/60 Hz) |
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| Output | 65 Watt |
| INPUT Lenovo ThinkPad L15 Gen 3 (21C3) |
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| Type | Keyboard, TrackPoint, UltraNav |
|---|---|
| Numeric Keypad | Yes |
| Keyboard Backlight | Yes |
| Features | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls |
| CONNECTIONS & EXPANSIONS Lenovo ThinkPad L15 Gen 3 (21C3) |
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| Interfaces |
USB 3.2 Gen 1 USB 3.2 Gen 1 (Always On) USB-C 3.2 Gen 1 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) Headphone/microphone combo jack HDMI LAN |
|---|---|
| Memory Card Reader | Yes (microSD) |
| SOFTWARE Lenovo ThinkPad L15 Gen 3 (21C3) |
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| Operating System (OS) | Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence - English |
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| MISCELLANEOUS Lenovo ThinkPad L15 Gen 3 (21C3) |
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| Included Accessories | USB-C power adapter |
|---|---|
| Security | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader |
| Security Slot Type | Kensington nano security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) |
| Features | Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified |
| ENERGY STAR Certified | Yes |
| EPEAT Compliant | EPEAT Gold |
| Max Operating Temperature | 35 °C |
| Min Operating Temperature | 5 °C |
| Humidity Range Operating | 8 - 95% |
| Manufacturer Warranty |
Base warranty - 1 year - pick-up and return Extended warranty - 1 year - on-site |
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