Lenovo ThinkPad X13 Gen 3 13.3″ Core i5-1235U 8GB 512GB LTE Windows 11 Pro Black Specifications
| General | |
|---|---|
| Brand | Lenovo |
| Model | Lenovo ThinkPad X13 Gen 3 |
| Part Number | 21BN0055ZA |
| Product Type | Laptop |
| Colour | Black |
| Operating System | Windows 11 Pro 64-bit |
| Performance | |
| Processor | Intel Core i5-1235U (12th Gen), up to 4.4 GHz, 12MB Intel Smart Cache |
| Cores / Threads | 10 cores (2 P-cores, 8 E-cores) / 12 threads |
| Graphics | Intel Iris Xe Graphics (integrated) |
| Memory | 8GB LPDDR5-4800, soldered, dual-channel, not upgradable |
| Storage | 512GB M.2 2280 NVMe SSD (PCIe 4.0 x4 slot) |
| Display | |
| Screen | 13.3″ IPS, non-touch, anti-glare |
| Resolution | (1920 x 1200) WUXGA, 16:10 |
| Camera, Audio & Input | |
| Audio | Stereo speakers, 2W x2, Dolby Audio |
| Keyboard | 6-row spill-resistant keyboard, TrackPoint |
| Connectivity | |
| Wi-Fi | Intel Wi-Fi 6E AX211, 802.11ax 2×2 |
| Bluetooth | Bluetooth 5.1 |
| Mobile Broadband | 4G LTE (per listing) |
| Ports | 2x Thunderbolt 4 / USB4 40Gbps (Power Delivery 3.0, DisplayPort 2.0), 1x USB-A 5Gbps (Always On), 1x USB-A 5Gbps, 1x HDMI 2.1 (up to 4K 60Hz), 1x 3.5mm combo jack (no RJ-45) |
| Security & Durability | |
| Security | Discrete TPM 2.0 (FIPS 140-2), Kensington Nano Security Slot |
| Durability | MIL-STD-810H tested |
| Battery & Physical | |
| Power Adapter | 45W or 65W USB-C |
| Dimensions | 305.8 x 217.56 x 18.10 mm |
| Weight | Starting at 1.20 kg |
| Warranty | |
| Warranty | 3 year courier or carry-in |
Key Features
- Intel Core i5-1235U, 10 cores: A 12th Gen chip boosting to 4.4 GHz that handles email, Office and web apps comfortably.
- 8GB LPDDR5-4800: Fast dual-channel memory, soldered at 8GB, suited to lighter office workloads.
- 512GB NVMe SSD: Quick boot and app loading with room for documents.
- 13.3″ WUXGA 16:10: A compact screen that still shows more lines than older 16:9 13″ laptops.
- Starting at 1.20 kg: Small and light enough for a compact bag or carry-on.
- 2x Thunderbolt 4, HDMI 2.1, Wi-Fi 6E: Single-cable docking, projector output and 6GHz Wi-Fi.
About the Lenovo ThinkPad X13 Gen 3
The Lenovo ThinkPad X13 Gen 3 21BN0055ZA is a compact 13.3″ business laptop with a 12th Gen Intel Core i5-1235U, 8GB of LPDDR5-4800 and a 512GB SSD, in a black chassis starting at 1.20kg. Its 16:10 WUXGA screen fits more lines of a document than older 16:9 13″ models. It suits staff who mainly run email, Office and browser apps and want something that fits easily in a small bag. Two Thunderbolt 4 ports, two USB-A ports and HDMI 2.1 cover docking, and Intel Wi-Fi 6E is built in, running Windows 11 Pro. The 8GB is soldered and cannot be upgraded.
Why Buy from PC International
PC International has supplied computer hardware to South African homes and businesses since 1994. Visit our showroom at 200 Bram Fischer Drive, Randburg, Johannesburg to see products in person, or contact us for quotes on volume, school and corporate orders. We are a BBBEE Level 1 supplier and a Lenovo Platinum partner.



