Lenovo
Lenovo 20FB004JUS ThinkPad X1 Carbon i5 8GB 256GB Laptop
★★★★★
FHD1920x1080i5-6300U256GB SSD2.579 lb
Ultraportable Powerhouse for ProfessionalsThe Lenovo 20FB004JUS ThinkPad X1 Carbon 4th Gen is a lightweight and powerful laptop designed for professionals on the go. Featuring an Intel Core i5 processor, ample memory, and a fast SSD, it delivers exceptional performance in a slim and durable packa...
$277.36*
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*Price sourced from Amazon.com. Last updated:Jun 24, 2026.Price and availability are subject to change.
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Overview
Ultraportable Powerhouse for Professionals
The Lenovo 20FB004JUS ThinkPad X1 Carbon 4th Gen is a lightweight and powerful laptop designed for professionals on the go. Featuring an Intel Core i5 processor, ample memory, and a fast SSD, it delivers exceptional performance in a slim and durable package.
- Processor: Intel Core i5-6300U (2.40GHz, 3MB)
- Memory: 8GB DDR4
- Storage: 256GB SSD SATA
- Display: 14.0" 1920x1080 IPS
- Operating System: Windows 7 Professional 64 (Preinstalled through downgrade rights in Windows 10 Pro)
- Graphics: Intel HD 520
- Wireless: Intel 8260
Key Features
ThinkPad X1 Carbon 20FB (20FB004JUS) (4th Gen) only 2.579 lb / 1.17 kg
Core i5-6300U (2C, 2.4 / 3.0GHz, 3MB)
14" FHD (1920x1080) IPS with Integrated Intel HD Grahpics 520
256GB SSD M.2 Opal2; 8GB Soldered Memory
Intel 8260 ac, 2x2 + BT4.1; WWAN Upgradable; Fingerprint Reader; 4-cell (52Wh); Windows 10 thru downgradable to Windows 7 Pro 64 (pre-installed)
Max Memory: 8 GB
Specifications
Model
ThinkPad X1 Carbon 20FB (4th Gen)
Weight
2.579 lb / 1.17 kg
Processor
Core i5-6300U (2C, 2.4 / 3.0GHz, 3MB)
Display Size
14"
Display Resolution
FHD (1920x1080) IPS
Graphics
Integrated Intel HD Graphics 520
Storage
256GB SSD M.2 Opal2
RAM
8GB Soldered Memory
Max Memory
8 GB
Wireless
Intel 8260 ac, 2x2 + BT4.1
WWAN
Upgradable
Security
Fingerprint Reader
Battery
4-cell (52Wh)
Operating System
Windows 10 thru downgradable to Windows 7 Pro 64 (pre-installed)
Pros & Cons
👍 Pros
- Weighs only 2.579 lb (1.17 kg), making it exceptionally lightweight and portable for professionals on the go.
- Features a 14" Full HD (1920x1080) IPS display, providing crisp visuals and good viewing angles.
- Equipped with an Intel Core i5-6300U processor, offering reliable performance for business tasks.
- Includes 8GB of soldered memory, contributing to the laptop's slim profile and stable operation.
- Comes with a 256GB SSD M.2 Opal2, ensuring fast boot times and quick application loading.
- Features Intel 8260 ac (2x2) Wi-Fi and Bluetooth 4.1 for strong and reliable wireless connectivity.
- Includes a Fingerprint Reader, enhancing security and offering convenient login options.
- The WWAN Upgradable feature allows for potential mobile broadband connectivity.
- Offers flexibility with Windows 10 Pro (downgradable to Windows 7 Pro 64 pre-installed).
👎 Cons
- The 8GB of soldered memory is not upgradeable, which limits future memory expansion.
- The Intel Core i5-6300U is a 6th generation processor, which is older compared to current generations, potentially impacting performance in very demanding applications.
- Bluetooth 4.1 is an older standard, with newer versions offering improved range and efficiency.
- While the 256GB SSD is fast, it might be a limited storage capacity for users with extensive data.
- The integrated Intel HD Graphics 520 are suitable for business tasks but not for intensive graphical work or gaming.
Frequently Asked Questions
What is the weight of the Lenovo ThinkPad X1 Carbon 20FB?
The Lenovo ThinkPad X1 Carbon 20FB (4th Gen) weighs only 2.579 lb, or approximately 1.17 kg, making it very lightweight.
What is the screen resolution and type of the display on this laptop?
This laptop features a 14" Full HD (1920x1080) IPS display, offering clear visuals and wide viewing angles.
Can the RAM on the ThinkPad X1 Carbon 20FB be upgraded?
No, the Lenovo ThinkPad X1 Carbon 20FB comes with 8GB of soldered memory, and its maximum memory capacity is 8GB, meaning it is not upgradeable.
What kind of security features does this laptop include?
For security, the ThinkPad X1 Carbon 20FB is equipped with a Fingerprint Reader.
Which operating system comes pre-installed on this laptop?
The laptop comes with Windows 10, with the option to downgrade to Windows 7 Pro 64, which is pre-installed.
What are the wireless connectivity options available on this model?
This laptop includes Intel 8260 ac (2x2) Wi-Fi and Bluetooth 4.1 for its wireless connectivity needs.
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