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Lenovo ThinkPad T490 — specifications and buying guide
Explore Lenovo ThinkPad T490: CPU variants, memory upgrades, storage and checks before buying.
What to know about this family
The T490 uses partially soldered memory, with upgrades constrained by its layout. Do not buy a low-memory configuration expecting unlimited expansion.
Memory and storage upgrades
- Screen: 14″
- Listed family weight: 1.46 kg
- Mapped RAM limit: 48 GB
- Soldered RAM (at least partially): yes
- Replaceable SSD: yes
Compare screens, exact CPUs and battery wear. Offers sharing the same model name can have materially different specifications.
Processor variants and Windows 11
| Processor | Cores | Threads | Windows 11* |
|---|---|---|---|
| Intel Core i5-8265U | 4 | 8 | CPU in a supported generation |
| Intel Core i5-8365U | 4 | 8 | CPU in a supported generation |
| Intel Core i7-8565U | 4 | 8 | CPU in a supported generation |
| Intel Core i5-10210U | 4 | 8 | CPU in a supported generation |
| Intel Core i7-8665U | 4 | 8 | CPU in a supported generation |
| Intel Core i7-10510U | 4 | 8 | CPU in a supported generation |
| Intel Core i7-10710U | 6 | 12 | CPU in a supported generation |
* CPU-generation support alone does not guarantee complete compatibility. Verify TPM 2.0, Secure Boot and other requirements.
Manufacturer specification source
OEM family specifications. Individual configurations vary by SKU, market and release year.
Check an exact listing
Choose the exact CPU, RAM, SSD and seller grade. Without comparable observations, we do not show a market median.