On this page we compare specs Lenovo 15.6" ThinkBook 15 G3 ACL 21A400DEUS with other notebooks, we compare screens and performance, the amount of RAM and hard drive memory, external dimensions, battery capacity and the availability of external ports.
| Performance | Lenovo 15.6" ThinkBook 15 G3 ACL 21A400DEUS | |
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| Processor model | AMD Ryzen 5 5500U | |
| CPU | 2.1 to 4 GHz 6-Core | |
| L3 Cache | 8 MB | |
| Operating System | Lenovo 15.6" ThinkBook 15 G3 ACL 21A400DEUS | other notebooks |
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| Operating system installed | Windows 11 Pro (64-Bit) | |
| Display & Graphics | Lenovo 15.6" ThinkBook 15 G3 ACL 21A400DEUS | other notebooks |
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| Display diagonal | 15.6" | |
| Resolution | 1920 x 1080 | |
| Panel Type | IPS-Type LCD | |
| Aspect Ratio | 16:9 | |
| Maximum Brightness | 250 cd/m2 | |
| Color Gamut | 45% NTSC | |
| Touchscreen | No | |
| Variable Refresh Technology | No | |
| GPU | AMD Radeon | |
| Graphics Type | Integrated | |
| Memory | Lenovo 15.6" ThinkBook 15 G3 ACL 21A400DEUS | other notebooks |
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| Internal memory | 8 GB | |
| Memory configuration | 8 GB (Onboard) | |
| Memory type | 3200 MHz DDR4 | |
| Memory slots | 1 (1 Available) | |
| Memory form factor | 260-Pin SO-DIMM | |
| Maximum internal memory | 40 GB | |
| ECC Memory | No | |
| Buffered memory | No | |
| Storage | Lenovo 15.6" ThinkBook 15 G3 ACL 21A400DEUS | other notebooks |
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| SSD capacity | 1 x 256 GB M.2 NVMe PCIe | |
| SSD Slots | 1 x M.2 2242 PCIe 3.0 x4 (In Use)
1 x M.2 2280 PCIe (Unspecified Interface) (Available) | |
| Total storage capacity | 256 GB | |
| 2.5" Slots | 1 x 7 mm (Available) | |
| Optical drive | No | |
| Compatible memory cards | Single Slot: SD/SDHC/SDXC | |
| Communications | Lenovo 15.6" ThinkBook 15 G3 ACL 21A400DEUS | other notebooks |
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| Bluetooth | 5.0 | |
| GPS | No | |
| Ethernet | 1 x RJ45 (Gigabit) | |
| NFC | No | |
| MU-MIMO Support | 2 x 2 | |
| Ports | 2 x USB Type-A (USB 3.1 / USB 3.2 Gen 1) | |
| USB Type-C | 2 x USB 3.1 / USB 3.2 Gen 2 (Supports DisplayPort and Power Delivery) | |
| Display | 1 x HDMI 1.4b Output | |
| Wi-Fi | Wi-Fi 5 (802.11ac); Dual-Band (2.4 & 5 GHz) | |
| Audio | Lenovo 15.6" ThinkBook 15 G3 ACL 21A400DEUS | other notebooks |
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| Audio | 1 x 1/8" / 3.5 mm Headphone/Microphone Input/Output | |
| Built-In Speakers | 2 x 2 W | |
| Built-in Devices | Lenovo 15.6" ThinkBook 15 G3 ACL 21A400DEUS | other notebooks |
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| Webcam | User-Facing: 720p | |
| Number of microphones | 2 | |
| Input Devices | Lenovo 15.6" ThinkBook 15 G3 ACL 21A400DEUS | other notebooks |
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| Keyboard | Notebook Keyboard with Backlight, Number Pad | |
| Pointing Device | TouchPad | |
| Power | Lenovo 15.6" ThinkBook 15 G3 ACL 21A400DEUS | other notebooks |
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| Power Supply | 65 W with USB Type-C | |
| Security | Lenovo 15.6" ThinkBook 15 G3 ACL 21A400DEUS | other notebooks |
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| Security | HDD User Password Protection, Power-On Password, Kensington Lock Slot, Fingerprint Reader, Dedicated Hardware TPM Security Chip, Webcam Blocker | |
| Design | Lenovo 15.6" ThinkBook 15 G3 ACL 21A400DEUS | other notebooks |
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| Finish | Matte | |
| Dimensions | 14.1 x 9.3 x 0.7" / 357 x 235 x 18.9 mm | |
| Weight | 3.7 lb / 1.7 kg | |
| Battery | Lenovo 15.6" ThinkBook 15 G3 ACL 21A400DEUS | other notebooks |
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| Battery type | Lithium-Ion Polymer (LiPo) | |
| Capacity | 45 Wh | |
| Estimated Battery Life | 6 Hours | |
