PSREF
Product Specifications Reference

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ideapad S145-15AST (Withdrawn)

Model: 81N300A4SP

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ideapad S145-15AST (Withdrawn)

Model: 81N300A4SP

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Model Configurations

Region
WE
PERFORMANCE
Processor
AMD A6-9225 (2C / 2T, 2.6 / 3.1GHz, 1MB L2)
Graphics
Integrated AMD Radeon™ R4 Graphics
Chipset
AMD SoC Platform
Memory
1x 8GB SO-DIMM DDR4-2133
Memory Slots
One DDR4 SO-DIMM slot
Max Memory
Up to 8GB (8GB SO-DIMM) DDR4-2133 offering
Storage
256GB SSD 2.5" SATA6Gb/s
Storage Support
Up to 2 drives, 1x 2.5" HDD + 1x M.2 2242/2280 SSD • 2.5" HDD up to 2TB • M.2 2242 SSD up to 512GB • M.2 2280 SSD up to 512GB • 2.5" SSD up to 256GB
Card Reader
4-in-1 Card Reader
Optical
None
Audio Chip
High Definition (HD) Audio
Speakers
Stereo speakers, 1.5W x2, Dolby Audio™
Camera
0.3MP
Microphone
Mono
Battery
Integrated 30Wh
Power Adapter
45W Round Tip Wall-mount
DESIGN
Display
15.6" FHD (1920x1080) TN 220nits Anti-glare
Touchscreen
None
Keyboard
Non-backlit, Spanish
Touchpad
Buttonless Mylar® surface multi-touch touchpad
Case Color
Platinum Grey
Surface Treatment
IMR
Case Material
PC + ABS (Top), PC + ABS (Bottom)
Dimensions (WxDxH)
362.2 x 251.5 x 19.9 mm (14.3 x 10 x 0.8 inches)
Weight
1.85 kg (4.1 lbs)
SOFTWARE
Operating System
FreeDOS
Bundled Software
None
CONNECTIVITY
Ethernet
None
WLAN + Bluetooth
11ac, 1x1 + BT4.2
Standard Ports
  • 2x USB 3.1 Gen 1
  • 1x USB 2.0
  • 1x HDMI® 1.4b
  • 1x Headphone / microphone combo jack (3.5mm)
  • 1x Card reader
  • 1x Power connector
SECURITY & PRIVACY
Security Chip
Firmware TPM 2.0
Fingerprint Reader
None
SERVICE
Base Warranty
2-year, Depot
Included Upgrade
None
CERTIFICATIONS
Green Certifications
  • ENERGY STAR® 8.0
  • ErP Lot 3
  • RoHS compliant
MODEL INFORMATION
Model
81N300A4SP
Machine Type
81N3
Country/Region
Spain
TopSeller
Yes
EAN / UPC / JAN
193638722540
Announce Date
2019-07-02
End of Support
2025-04-07
Note :
  • Lenovo reserves the right to change specifications or other product information without notice.
  • The product images are for illustration purpose only, the actual ports, color and accessories of different models may vary.
  • Actual port transfer speeds will vary and may be slower than the theoretical speed depending on many factors such as the processing speed of the host device, file attributes, and other factors related to your system configuration and operating environment.
View product platform specifications
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Product Specifications Reference (PSREF) is a marketing deliverable revealing comprehensive information about the features and technical specifications of Lenovo Products. It’s used as the primary tool to differentiate the configurations in models of current and withdrawn Lenovo products.
PSREF currently supports commercial and consumer products launching in EMEA, NA, AP and LA.

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Lenovo reserves the right to alter product offerings and specifications at any time, without notice. Lenovo makes every effort to ensure
accuracy of all information but is not liable or responsible for any editorial, photographic or typographic errors.