Lenovo IdeaPad Slim 5i 14" (2021, Intel) vs Flex 5 14” (AMD)

You can select specific configurations for the laptops to get a more accurate comparative review
CPU Intel Core i5 1135G7
RAM
Storage

Review

Evaluation of Lenovo IdeaPad Slim 5i 14" (2021, Intel) and Flex 5 14” (AMD) important characteristics
Performance
System and application performance
Gaming
Performance in popular 3D games
Display
Viewing angle, color accuracy, brightness
Battery Life
Potential battery life in light and average use
Connectivity
Ports, webcam and other interfaces
Case
Design, materials, durability and usability

Key Differences

What are the key differences between the notebooks
Advantages of the Lenovo IdeaPad Slim 5i 14" (2021, Intel)
  • Can run popular games at about 85-116% higher FPS
  • Slightly easier to carry: weighs 110 grams less (around 0.24 lbs)
  • Thinner bezels and 3% higher screen-to-body ratio
  • Features a a little bigger (~8%) battery – 56.5 against 52.5 watt-hours
  • Provides 20% higher max. screen brightness: 300 vs 250 nits
Advantages of the Lenovo IdeaPad Flex 5 14” (AMD)
  • Around 43% better multi-core CPU performance in the Cinebench R23 test
  • Display has support for touch input
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Tests and Specifications

Comparison table of test results and technical specs

Case

Weight 1.39 kg (3.06 lbs) 1.5 kg (3.31 lbs)
Dimensions 321.5 x 211.5 x 17.9 mm
12.66 x 8.33 x 0.7 inches
321.5 x 217.5 x 17.9-20.8 mm
12.66 x 8.56 x 0.7-0.82 inches
Area 680 cm2 (105.5 inches2) 699 cm2 (108.4 inches2)
Screen-to-body ratio ~79.4% ~77.2%
Side bezels 5.8 mm 5.8 mm
Colors Silver, Gray Gray
Transformer No Yes
Opening angle - 360°
Size comparison
Cooling solution
Cooling system Active Active
Vapor chamber No No
Number of fans 1 1
Noise level - 43.6 dB

Display

Size 14 inches 14 inches
Type TN LCD IPS LCD
Refresh rate 60 Hz 60 Hz
PPI 157 ppi 157 ppi
Aspect ratio 16:9 16:9
Resolution 1920 x 1080 pixels 1920 x 1080 pixels
HDR support No No
Touchscreen No Yes
Coating Matte Glossy
Display tests
Contrast - 1519:1
sRGB color space - 61%
Adobe RGB profile - 39%
DCI-P3 color gamut - 41.2%
Response time - 25 ms
Max. brightness

Battery

Capacity
Full charging time - 1:30 hr
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 - 348 gramm

CPU

CPU name
Base frequency 0.9-2.4 GHz 2.0 GHz
Turbo frequency 4.2 GHz 4.1 GHz
Cores 4 8
Threads 8 8
L3 Cache 8 MB 8 MB
Integrated GPU Iris Xe Graphics G7 80EU Radeon Vega 7
Fabrication process 10 nm 7 nm

Benchmarks

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

Graphics Card

GPU name
TGP - 10-45 W
Type Dedicated Integrated
Fabrication process 12 nm 7 nm
GPU base clock - 300 MHz
GPU boost clock - 1600 MHz
FLOPS 2.822 TFLOPS 1.108 TFLOPS
Memory size 2 GB System Shared
Memory type GDDR6 DDR4
Memory bus 64 bit -
Memory speed ~8-10 Gbps 3.2 Gbps
Shading units (cores) 896 448
Texture mapping units (TMUs) 56 28
Raster operations pipelines (ROPs) 32 7
GPU performance

RAM

RAM size
Channels 1x4 GB 2x4 GB
Clock 3200 MHz 3200 MHz
Type DDR4 DDR4
Upgradable No No
Total slots 2 2

Storage

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

Sound

Speakers 2.0 2.0
Power 2x2W 2x2W
Dolby Atmos - Yes
Loudness - 69.3 dB
Microphones 2 2

Connectivity

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

Input

Keyboard
Keyboard type Island Island
Numpad No No
Backlight Yes Yes
Key travel - 0.9 mm
Touchpad
Size - 10.5 x 7.5 cm
Surface - Plastic
Windows Precision Yes Yes
*Disclaimer! Ports, speakers, display, and other specifications can be different depending on the laptop’s particular configuration or region.

Cast your vote

So, which laptop would you choose?
3 (33.3%)
6 (66.7%)
Total votes: 9

Comments

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