ASUS VivoBook 15 X512J vs. Lenovo Legion 5i 15”: Full specs comparison

The following is a comprehensive comparison of the ASUS VivoBook 15 X512J and Lenovo Legion 5i 15” specifications, including details on CPU, memory, storage, battery life, display quality, and other features.

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ASUS VivoBook 15 X512J image

ASUS VivoBook 15 X512J

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Lenovo Legion 5i 15” image

Lenovo Legion 5i 15”

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ASUS VivoBook 15 X512J Pros

Reasons that ASUS VivoBook 15 X512J is better than Lenovo Legion 5i 15”.

About 27% lighter

ASUS VivoBook 15 X512J weighed 3.74 pounds, 27% lighter than the 5.07 pounds Lenovo Legion 5i 15”.

WeightASUS VivoBook 15 X512JLenovo Legion 5i 15”
Pound
3.74 lbs.
5.07 lbs.
Kilogram
1.70 kg
2.30 kg

Lenovo Legion 5i 15” Pros

Reasons that Lenovo Legion 5i 15” is better than ASUS VivoBook 15 X512J.

Much faster CPU performance

Intel Core i7-10875H inside Lenovo Legion 5i 15” has a 84% better multi-core CPU performance score than the Intel Core i7-1065G7 inside ASUS VivoBook 15 X512J.

Geekbench 5 multi-core score
Lenovo Legion 5i 15” - Intel Core i7-10875H
6,874
Lenovo Legion 5i 15” - Intel Core i7-10750H
5,412
Lenovo Legion 5i 15” - Intel Core i5-10300H
3,747
ASUS VivoBook 15 X512J - Intel Core i7-1065G7
3,722
ASUS VivoBook 15 X512J - Intel Core i5-1035G1
2,878
ASUS VivoBook 15 X512J - Intel Core i3-1005G1
2,027
Supports larger memory

Lenovo Legion 5i 15” supports a larger memory capacity than the ASUS VivoBook 15 X512J. It supports up to 32GB versus 16GB of system memory on the ASUS VivoBook 15 X512J.

Max system memory size
Lenovo Legion 5i 15”
32 GB
ASUS VivoBook 15 X512J
16 GB
Supports faster memory

Lenovo Legion 5i 15” supports a faster memory speed than the ASUS VivoBook 15 X512J. It supports up to 2933 MHz versus 2400MHz of system memory on the ASUS VivoBook 15 X512J.

Memory type and speed
Lenovo Legion 5i 15” - DDR4
2,933 MHz
ASUS VivoBook 15 X512J - DDR4
2,400 MHz

Key Similars

Similar characteristics share between ASUS VivoBook 15 X512J and Lenovo Legion 5i 15”.

Upgradable memory

Both laptops come with available RAM slots that allow you to replace or upgrade when needed.

MemoryASUS VivoBook 15 X512JLenovo Legion 5i 15”
Slots
x1
x2
TypeDDR4DDR4

Prices

Here are the latest price updates and offers for both devices.

ASUS VivoBook 15 X512J Price
ASUS Vivobook Go 15 L510 Thin & Light Laptop Computer, 15.6” FHD Display, Intel Celeron N4020 Processor, 4GB RAM, 64GB Storage, Windows 11 Home in S Mode, 1 Year Microsoft 365, Star Black, L510MA-AS02
 ASUS Vivobook Go 15 L510 Thin & Light Laptop Computer, 15.6” FHD Display, Intel Celeron N4020 Processor, 4GB RAM, 64GB Storage, Windows 11 Home in S Mode, 1 Year Microsoft 365, Star Black, L510MA-AS02
By ASUS
$189.99
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ASUS VivoBook 15 Business Laptop, 15.6” FHD Touchscreen Display, 12th Gen Intel 10-Core i7-1255U, 40GB RAM, 1TB NVMe SSD, Backlit KB, Webcam, Keypad, HDMI, WiFi 6, USB-C, SPS HDMI Cable, Win 11 Pro
 ASUS VivoBook 15 Business Laptop, 15.6” FHD Touchscreen Display, 12th Gen Intel 10-Core i7-1255U, 40GB RAM, 1TB NVMe SSD, Backlit KB, Webcam, Keypad, HDMI, WiFi 6, USB-C, SPS HDMI Cable, Win 11 Pro
By ASUS
$719.00
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ASUS Vivobook 15, 15.6” FHD Touchscreen Laptop Computer, 12th Intel 10 Core i7-1255U, 40GB DDR4 RAM, 2TB SSD, Windows 11 Pro, Backlit & Full-Sized Keyboard, WiFi 6, USB-C, Webcam, Quiet Blue, PCM
 ASUS Vivobook 15, 15.6” FHD Touchscreen Laptop Computer, 12th Intel 10 Core i7-1255U, 40GB DDR4 RAM, 2TB SSD, Windows 11 Pro, Backlit & Full-Sized Keyboard, WiFi 6, USB-C, Webcam, Quiet Blue, PCM
By ASUS
$849.00
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Lenovo Legion 5i 15” Price
Lenovo Legion 5i 15.6" Gaming Laptop Intel Core i7-10750H NVIDIA GeForce GTX 1660 Ti 16GB Ram 512GB SSD 1TB HDD W10H
 Lenovo Legion 5i 15.6" Gaming Laptop Intel Core i7-10750H NVIDIA GeForce GTX 1660 Ti 16GB Ram 512GB SSD 1TB HDD W10H
By Lenovo
$1,799.99
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Lenovo Legion 5 Gaming Laptop 15.6" WQHD IPS 165Hz 350nits 100% sRGB AMD Octa-Core Ryzen 7 7735HS 16GB RAM 1TB SSD GeForce RTX 4060 8GB USB-C Backlit Rapid Charge Win11 + HDMI Cable
 Lenovo Legion 5 Gaming Laptop 15.6" WQHD IPS 165Hz 350nits 100% sRGB AMD Octa-Core Ryzen 7 7735HS 16GB RAM 1TB SSD GeForce RTX 4060 8GB USB-C Backlit Rapid Charge Win11 + HDMI Cable
By Lenovo
$1,098.99
See at Amazon
Lenovo Legion 5 Gaming Laptop 15.6" WQHD IPS 165Hz 350nits 100% sRGB AMD Octa-Core Ryzen 7 7735HS 32GB RAM 2TB SSD GeForce RTX 4060 8GB USB-C Backlit Rapid Charge Win11 Gray + HDMI Cable
 Lenovo Legion 5 Gaming Laptop 15.6" WQHD IPS 165Hz 350nits 100% sRGB AMD Octa-Core Ryzen 7 7735HS 32GB RAM 2TB SSD GeForce RTX 4060 8GB USB-C Backlit Rapid Charge Win11 Gray + HDMI Cable
By Lenovo
$1,229.00
See at Amazon

Specs Comparison

Availability

ASUS VivoBook 15 X512JLenovo Legion 5i 15”
Released20202020
Release Date-Announced in April 2020
Pricing-Starting at $999.99
Applicable Models
  • ASUS VivoBook 15
  • ASUS VivoBook 15 X512J
  • ASUS VivoBook 15 X512JA
  • ASUS VivoBook 15 X512JF
  • ASUS VivoBook 15 X512JP
-

Exterior

ASUS VivoBook 15 X512JLenovo Legion 5i 15”
Dimensions14.06” x 9.07” x 0.77” (357.2 x 230.4 x 19.9 mm)14.3" x 10.2" x 0.93 - 1.03" / 363.06mm x 259.61mm x 23.57 – 26.1mm
Weight3.74 lbs (1.7 kg)Starting at 5.07 lbs (2.3 kg)
Colors
Transparent Silver Slate Gray Peacock Blue Coral Crush
Phantom Black
Keyboard and Trackpad
  • Keyboard
    • Full-size keyboard with 1.4mm key travel
    • Illuminated chiclet keyboard (optional)
  • Touchpad
    • Button-less touchpad.
    • Built-in fingerprint sensor in the touchpad (optional)
  • Keyboard
    • Backlit full-size with the white backlit keyboard.
    • 4-zone RGB (optional)
  • Touchpad
    • Precision Touchpad.
    • Supports multi-touch gesture.

Display

ASUS VivoBook 15 X512JLenovo Legion 5i 15”
Size15.6 Inches15.6 Inches
Info
  • 15.6" (16:9) LED-backlit FHD (1920x1080) 60Hz Anti-Glare Panel with 45% NTSC with wide 178° viewing angles
  • 15.6" (16:9) LED-backlit FHD (1280x800) 60Hz Anti-Glare Panel with 45% NTSC
  • 15.6" (16:9) LED-backlit HD (1280x800) 60Hz Anti-Glare Panel with 45% NTSC
  • 15.6" FHD 60Hz
    1920 x 1080, IPS, 60 Hz, <25 ms Response Time, 100% sRGB, 300 nits.
  • 15.6" FHD 120Hz
    1920 x 1080, IPS, 120 Hz, <25 ms Response Time, 45% NTSC, 250 nits.
  • 15.6" FHD 144Hz
    1920 x 1080, IPS, 144 Hz, <3 ms Response Time, 100% sRGB, 500 nits, Dolby Vision™ Enabled.
  • 15.6" FHD 240Hz HDR
    1920 x 1080, IPS, 240 Hz, <1 ms Response Time, 100% sRGB, 500 nits, VESA DisplayHDR 400 Certified, Dolby Vision™ Enabled.

Ports

ASUS VivoBook 15 X512JLenovo Legion 5i 15”
  • 1 x Type-C USB 3.0 (USB 3.1 Gen 1)
  • 1 x Type-A USB 3.1 (Gen 1)
  • 2 x USB 2.0 port(s)
  • 1 x HDMI
  • 1 x Micro SD card
  • 1 x Audio jack
  • 1 x USB 3.1 Gen 1 Type-C (with DisplayPort)
  • 1 x USB 3.1 Gen 1 Type-A (always on)
  • 3 x USB 3.1 Gen 1 Type-A
  • 1 x HDMI™ 2.0
  • 1 x RJ45 Ethernet
  • 1 x Kensington MiniSaver Lock slot
  • 1 x 3.5mm microphone/headphone combo
  • 1 x Power input
  • 1 x NOVO hole

Internal Specs

ASUS VivoBook 15 X512JLenovo Legion 5i 15”
Processor
  1. 10th Gen Intel® Core™ i3-1005G1
    2 cores, 4 threads, 1.20 → 3.40 GHz, 4MB SmartCache, 15W
  2. 10th Gen Intel® Core™ i5-1035G1
    4 cores, 8 threads, 1.00 → 3.60 GHz, 6MB SmartCache, 15W
  3. 10th Gen Intel® Core™ i7-1065G7
    4 cores, 8 threads, 1.30 → 3.90 GHz, 8MB SmartCache, 15W
  1. 10th Gen Intel® Core™ i5-10300H
    4 cores, 8 threads, 2.50 → 4.50 GHz, 8MB SmartCache, 45W
  2. 10th Gen Intel® Core™ i7-10750H
    6 cores, 12 threads, 2.60 → 5.00 GHz, 12MB SmartCache, 45W
  3. 10th Gen Intel® Core™ i7-10875H
    8 cores, 16 threads, 2.30 → 5.10 GHz, 16MB SmartCache, 45W
Integrated Graphics
  1. 10th Gen Intel® Core™ i3-1005G1
    Intel® UHD Graphics
    32 Execution Units, 300 → 900 MHz
  2. 10th Gen Intel® Core™ i5-1035G1
    Intel® UHD Graphics
    32 Execution Units, 300 → 1050 MHz
  3. 10th Gen Intel® Core™ i7-1065G7
    Intel® Iris® Plus Graphics
    64 Execution Units, 300 → 1100 MHz
  1. 10th Gen Intel® Core™ i5-10300H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1050 MHz
  2. 10th Gen Intel® Core™ i7-10750H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1150 MHz
  3. 10th Gen Intel® Core™ i7-10875H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1200 MHz
Memory
  • 4GB 8GB
    DDR4 2400MHz SDRAM Onboard Memory
  • 1 x SODIMM slot for expansion, upgradable to 8GB or 16GB SDRAM.
  • Memory Slots
    • 2 x DDR4 SODIMM
  • Memory Configurations
    • Minimum Memory: 8GB
    • Maximum Memory: 32GB
    • Memory Speed: 2933MHz
Discrete Graphics
ASUS VivoBook 15 X512JA
  • No discrete graphics
ASUS VivoBook 15 X512JF
  • NVIDIA® GeForce® MX130
    Video memory: 2GB GDDR5 VRAM
ASUS VivoBook 15 X512JP
  • NVIDIA® GeForce® MX330
    Video memory: 2GB GDDR5 VRAM
  
  • NVIDIA® GeForce® GTX 1650 (4GB GDDR5)
  • NVIDIA® GeForce® GTX 1650 Ti (4GB GDDR6)
  • NVIDIA® GeForce® GTX 1660 Ti (6GB GDDR6)
  • NVIDIA® GeForce RTX™ 2060 (6GB GDDR6)
Storage
  • 1TB
    5400 rpm SATA HDD.
  • 128GB 256GB 512GB
    PCIe® Gen3 x2 SSD M.2
  • 512GB Intel® PCIe® SSD + 32GB Intel® Optane™ memory
  • Storage Slots
    • 1 x M.2 2230/2280 PCIe SSD slot
    • 1 x 2.5 inches hard drive slot
  • Storage Configurations
    • 128 GB/256 GB/512 GB/1 TB PCIe NVMe SSD
    • 1 TB/2 TB HDD

Connectivity

ASUS VivoBook 15 X512JLenovo Legion 5i 15”
Wi-Fi
  • Integrated Wi-Fi 5 (802.11 ac)
  • Integrated Wi-Fi 5 (802.11 ac (2x2))
WiFi 6 802.11AX (2 x 2)
Up to 2400 Mbps, WiFi 802.11 b/g/a/n/ac/ax.
BluetoothBluetooth 5.0Bluetooth 5.0
Ethernet-Gigabit LAN
Speed: 10/100/1000 Mbps.

Battery

ASUS VivoBook 15 X512JLenovo Legion 5i 15”
Size37Wh (2-cell lithium-polymer battery)
  • 60 Wh (4 Cell polymer)
  • 80 Wh (4 Cell polymer)
Battery Life-
  • Up to 7.7 hours
    80Wh models
  • Up to 6.8 hours
    60Wh models
Power Supply45W power adapter
19V DC, 7=2.37A
  • 170W AC power adapter
    Lenovo proprietary charging port.
  • 230W AC power adapter
    Lenovo proprietary charging port.

Software

ASUS VivoBook 15 X512JLenovo Legion 5i 15”
OS
  • Windows 10 Home
  • Windows 10 Pro
  • Windows 10 Home 64-bit
  • Windows 10 Pro 64-bit
Built-in Apps
MyASUS McAfee's free one-year offer
MyASUS Features
  • System Diagnosis
  • Battery Health Charging
  • Splendid
  • Tru2Life
  • Function Key Lock
  • WiFi roaming optimization
  • AppDeals
  • Link to MyASUS
  • Lenovo Vantage
  • Lenovo PC Manager
  • McAfee LiveSafe™
  • Lenovo Antivirus
  • Microsoft Office Trial5
  • Power2Go

Camera & Audio

ASUS VivoBook 15 X512JLenovo Legion 5i 15”
Camera
  • Front-facing camera
    720p (1280 x 720 HD) camera.
Front-facing camera
Top-mount front camera with fixed focus lens, 0.92 Megapixels (1280 x 720 HD) at 30 fps.
Audio
  • 3.5mm headphone jack
  • ASUS SonicMaster Technology
  • 2 x 2W Harman Kardon® Speaker System with Chamber
  • Dolby Atmos® Headphone Support
  • Dual-array microphones

Misc

ASUS VivoBook 15 X512JLenovo Legion 5i 15”
Sensors
  • Fingerprint sensor (optional)
-
Security
  • Fingerprint reader (optional)
  • Chassis Kensington® Wedge security lock
In the box-
  • Legion 5i 15"
  • AC Adapter
  • Internal Battery
  • Quick start guide
Warranty-1 Year Depot or Carry-in

Key Features

ASUS VivoBook 15 X512JLenovo Legion 5i 15”
At Glance
Released in
2020
16:9 FHD
15.6”
1080p 60Hz
Weight
3.74 lb
1.70 kg
Up to
Intel Core i7-1065G7
4C/8T, 1.30 → 3.90 GHz
Geekbench 5
1,088
Single Core
Geekbench 5
3,722
Multi-Core
With integrated
Intel® Iris® Plus Graphics
64 Execution Units, 300 → 1100 MHz
Upgradable up to
16GB
2400 MHz DDR4
Nvidia GeForce
MX330
2GB GDDR5
Released in
2020
16:9 FHD
15.6”
HDR 240Hz
Weight
5.07 lb
2.30 kg
Up to
Intel Core i7-10875H
8C/16T, 2.30 → 5.10 GHz
Geekbench 5
1,192
Single Core
Geekbench 5
6,874
Multi-Core
With integrated
Intel® UHD Graphics 630
24 Execution Units, 350 → 1200 MHz
Upgradable up to
32GB
2933 MHz DDR4
NVIDIA GeForce
RTX 3060
6GB GDDR6

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