Lenovo ThinkPad E14 Gen 3 (AMD) vs ThinkBook 15 Gen 3 (AMD)

You can select specific configurations for the laptops to get a more accurate comparative review


Evaluation of Lenovo ThinkPad E14 Gen 3 (AMD) and ThinkBook 15 Gen 3 (AMD) important characteristics
System and application performance
Performance in popular 3D games
Viewing angle, color accuracy, brightness
Battery Life
Potential battery life in light and average use
Ports, webcam and other interfaces
Design, materials, durability and usability

Key Differences

What are the key differences between the notebooks
Advantages of the Lenovo ThinkPad E14 Gen 3 (AMD)
  • Thinner bezels and 2% higher screen-to-body ratio
  • Much smaller footprint: 15% more compact case (110.8 vs 130 square inches)
Advantages of the Lenovo ThinkBook 15 Gen 3 (AMD)
  • Higher number of cutting-edge USB Type-C ports: 2 versus 1
  • User-upgradable RAM (up to 40GB)
  • Provides 20% higher max. screen brightness: 300 vs 250 nits
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Tests and Specifications

Comparison table of test results and technical specs


Weight 1.64 kg (3.62 lbs) 1.7 kg (3.75 lbs)
Dimensions 324 x 220.7 x 17.9-20.9 mm
12.76 x 8.69 x 0.7-0.82 inches
357 x 235 x 18.9 mm
14.06 x 9.25 x 0.74 inches
Area 715 cm2 (110.9 inches2) 839 cm2 (130.1 inches2)
Screen-to-body ratio ~75.5% ~73.9%
Side bezels 7.1 mm 12.4 mm
Colors Black Gray
Transformer No No
Opening angle 180° 180°
Size comparison
Cooling solution
Cooling system Active Active
Vapor chamber No No
Number of fans 1 1
Noise level 34.5 dB -


Size 14 inches 15 inches
Refresh rate 60 Hz 60 Hz
PPI 157 ppi 147 ppi
Aspect ratio 16:9 16:9
Resolution 1920 x 1080 pixels 1920 x 1080 pixels
HDR support No No
Touchscreen No No
Coating Matte Matte
Display tests
Contrast - 1200:1
sRGB color space - 100%
Max. brightness


Battery type Li-Po Li-Po
Replaceable No No
Fast charging Yes Yes
USB Power Delivery Yes Yes
Charging port position Left Left
Charge power 65 W 65 W
Weigh of AC adapter 365 gramm -


CPU name
Base frequency 2.6 GHz 2.6 GHz
Turbo frequency 3.8 GHz 3.8 GHz
Cores 4 4
Threads 8 8
L3 Cache 4 MB 4 MB
Integrated GPU Radeon RX Vega 6 Radeon RX Vega 6
Fabrication process 7 nm 7 nm


Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)
Cinebench R23 (Single-Core)
Cinebench R23 (Multi-Core)

Graphics Card

GPU name
TGP 15 W 15 W
Type Integrated Integrated
Fabrication process 7 nm 7 nm
GPU base clock 0 MHz 0 MHz
GPU boost clock 1500 MHz 1500 MHz
Memory size System Shared System Shared
Memory type DDR4 DDR4
Memory speed 3.2 Gbps 3.2 Gbps
Shading units 384 384
DirectX support 12.1 12.1


RAM size
Channels 1x4 GB 2x4 GB
Clock 3200 MHz 3200 MHz
Type DDR4 DDR4
Upgradable No Yes
Total slots 2 2
Max. ram size - 40 GB


Storage size
Bus PCI-E Gen 3.0 (4x) PCI-E Gen 3.0 (4x)
Storage type SSD (M2) SSD (M2)
Channels 1x256 GB 1x128 GB
Upgradable Yes Yes
Total slots 2 2
NVMe Yes Yes


Audio chip Realtek ALC328 Realtek ALC3287
Speakers 2.0 2.0
Power 2x2W 2x2W
Dolby Atmos Yes Yes
Loudness 77.5 dB -
Microphones 2 2


Wi-Fi standard v6 v6
Bluetooth v5.2 v5.1
Fingerprint Yes Yes
Optical drive No No
Webcam Above the display Above the display
Webcam resolution 1280 x 720 1280 x 720
USB-A 2x USB 3.2 2x USB 3.2
USB Type-C 1x USB 3.2 2x USB 3.2
Thunderbolt No No
HDMI 1x HDMI 1.4 1x HDMI 1.4
DisplayPort No No
Audio jack (3.5 mm) Yes Yes
Ethernet (RJ45) Yes Yes
SD card reader No Yes
Proprietary charging port No No


Keyboard type Island Island
Numpad No Yes
Backlight Yes Yes
Key travel 1.8 mm -
Size 10.0 x 5.6 cm -
Windows Precision Yes Yes
*Disclaimer! Ports, speakers, display, and other specifications can be different depending on the laptop’s particular configuration or region.

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