2020 ROG Zephyrus G15 vs. 2021 ROG Zephyrus Duo 15 SE: Full specs comparison

We thoroughly analyzed technical specifications for 2020 ROG Zephyrus G15 and 2021 ROG Zephyrus Duo 15 SE models, including CPU, memory, storage, battery life, display quality, and other features.

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2020 ROG Zephyrus G15 image

2020 ROG Zephyrus G15

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2021 ROG Zephyrus Duo 15 SE image

2021 ROG Zephyrus Duo 15 SE

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2020 ROG Zephyrus G15 Pros

Reasons that 2020 ROG Zephyrus G15 is better than 2021 ROG Zephyrus Duo 15 SE.

About 16% lighter

The 2020 ROG Zephyrus G15 weighed 4.62 pounds, 16% lighter than the 5.47 pounds 2021 ROG Zephyrus Duo 15 SE.

Weight2020 ROG Zephyrus G152021 ROG Zephyrus Duo 15 SE
Pound
4.62 lbs.
5.47 lbs.
Kilogram
2.10 kg
2.48 kg

2021 ROG Zephyrus Duo 15 SE Pros

Reasons that 2021 ROG Zephyrus Duo 15 SE is better than 2020 ROG Zephyrus G15.

Slightly faster CPU performance

AMD Ryzen 9-5900HX inside 2021 ROG Zephyrus Duo 15 SE has a 10% better multi-core CPU performance score than the AMD Ryzen 9-4900HS inside 2020 ROG Zephyrus G15.

Geekbench 5 multi-core score
2021 ROG Zephyrus Duo 15 SE - AMD Ryzen 9-5900HX
7,663
2021 ROG Zephyrus Duo 15 SE - AMD Ryzen 7-5800H
7,098
2020 ROG Zephyrus G15 - AMD Ryzen 9-4900HS
6,956
2020 ROG Zephyrus G15 - AMD Ryzen 7-4800HS
6,597
Supports larger memory

The 2021 ROG Zephyrus Duo 15 SE supports a larger memory capacity than the 2020 ROG Zephyrus G15. It supports up to 48GB versus 32GB of system memory on the 2020 ROG Zephyrus G15.

Max system memory size
2021 ROG Zephyrus Duo 15 SE
48 GB
2020 ROG Zephyrus G15
32 GB

Key Similars

Similar characteristics share between 2020 ROG Zephyrus G15 and 2021 ROG Zephyrus Duo 15 SE.

Uses the same memory type and speed

Both laptops supports the same 3200MHz DDR4 RAM.

Memory type and speed
2020 ROG Zephyrus G15 - DDR4
3,200 MHz
2021 ROG Zephyrus Duo 15 SE - DDR4
3,200 MHz

Prices

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

ROG Zephyrus G15 5900HS Price
ASUS ROG Zephyrus G15 Ultra Slim Gaming Laptop, 15.6” 165Hz QHD Display, GeForce RTX 3080, AMD Ryzen 9 5900HS, 16GB DDR4, 1TB PCIe NVMe SSD, Wi-Fi 6, Windows 10, Eclipse Gray, GA503QS-BS96Q
 ASUS ROG Zephyrus G15 Ultra Slim Gaming Laptop, 15.6” 165Hz QHD Display, GeForce RTX 3080, AMD Ryzen 9 5900HS, 16GB DDR4, 1TB PCIe NVMe SSD, Wi-Fi 6, Windows 10, Eclipse Gray, GA503QS-BS96Q
By ASUS
$1,599.99
$2,099.99 24% OFF
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ASUS ROG Zephyrus G15 15.6" 165Hz QHD (2560x1440) Slim Gaming Laptop, 8 Cores AMD Ryzen 9 5900HS, GeForce RTX 3060, 100% DCI-P3 Pantone, RGB Backlit KB, Wi-Fi 6 (40GB RAM | 2TB PCIe SSD)
 ASUS ROG Zephyrus G15 15.6" 165Hz QHD (2560x1440) Slim Gaming Laptop, 8 Cores AMD Ryzen 9 5900HS, GeForce RTX 3060, 100% DCI-P3 Pantone, RGB Backlit KB, Wi-Fi 6 (40GB RAM | 2TB PCIe SSD)
By ASUS
$1,110.67
$1,399.00 21% OFF
See at Amazon
ASUS ROG Zephyrus G15 Slim Flagship Gaming Laptop, 15.6" 165Hz QHD (2560x1440) 100% DCI-P3 Pantone, AMD Ryzen 9 5900HS 8 Cores, GeForce RTX 3060, RGB Backlit KB, Wi-Fi 6 (40GB RAM | 2TB PCIe SSD)
 ASUS ROG Zephyrus G15 Slim Flagship Gaming Laptop, 15.6" 165Hz QHD (2560x1440) 100% DCI-P3 Pantone, AMD Ryzen 9 5900HS 8 Cores, GeForce RTX 3060, RGB Backlit KB, Wi-Fi 6 (40GB RAM | 2TB PCIe SSD)
By ASUS
$1,259.90
$1,419.16 11% OFF
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2021 ROG Zephyrus Duo 15 SE Price
ASUS ROG Zephyrus Duo SE 15 Gaming Laptop, 15.6” 300Hz IPS Type FHD Display, NVIDIA GeForce RTX 3060, AMD Ryzen 7 5800H, 16GB DDR4, 1TB PCIe SSD, Per-Key RGB Keyboard, Windows 10 Home, GX551QM-ES76
 ASUS ROG Zephyrus Duo SE 15 Gaming Laptop, 15.6” 300Hz IPS Type FHD Display, NVIDIA GeForce RTX 3060, AMD Ryzen 7 5800H, 16GB DDR4, 1TB PCIe SSD, Per-Key RGB Keyboard, Windows 10 Home, GX551QM-ES76
By ASUS
$1,099.99
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ASUS ROG Zephyrus Duo 16 (2022) Gaming Laptop, 16” 165Hz IPS Type WUXGA 16:10 Display, NVIDIA GeForce RTX 3060, AMD Ryzen 7 6800H, 16GB DDR5, 1TB SSD, Windows 11, GX650RM-ES74
 ASUS ROG Zephyrus Duo 16 (2022) Gaming Laptop, 16” 165Hz IPS Type WUXGA 16:10 Display, NVIDIA GeForce RTX 3060, AMD Ryzen 7 6800H, 16GB DDR5, 1TB SSD, Windows 11, GX650RM-ES74
By ASUS
$2,059.99
$2,499.99 18% OFF
See at Amazon
ASUS ROG Zephyrus Duo SE 15 Gaming Laptop, 15.6” 300Hz FHD IPS Type Display, NVIDIA GeForce RTX 3080, AMD Ryzen 9 5900HX, 32GB DDR4, 1TB PCIe SSD, Per-Key RGB Keyboard, Windows 10 Pro, GX551QS-XS98
 ASUS ROG Zephyrus Duo SE 15 Gaming Laptop, 15.6” 300Hz FHD IPS Type Display, NVIDIA GeForce RTX 3080, AMD Ryzen 9 5900HX, 32GB DDR4, 1TB PCIe SSD, Per-Key RGB Keyboard, Windows 10 Pro, GX551QS-XS98
By ASUS
$2,199.99
See at Amazon

Specs Comparison

Availability

2020 ROG Zephyrus G152021 ROG Zephyrus Duo 15 SE
Released20202021
Release Date-Announced on February 1, 2021
Applicable Models
  • 2020 ROG Zephyrus G15
  • ROG Zephyrus G15 (2020)
  • ROG Zephyrus G15 GA502
  • ROG Zephyrus G15 GA502IV
  • ROG Zephyrus G15 GA502IU
  • ROG Zephyrus G15 GA502DU
-
Generations

Exterior

2020 ROG Zephyrus G152021 ROG Zephyrus Duo 15 SE
Size Comparison
2020 ROG Zephyrus G152021 ROG Zephyrus Duo 15 SE
Dimensions
  • Width: 36.0cm (14.17”)
  • Depth: 25.2cm (9.92”)
  • Height: 1.99cm (0.78”)
14.17 x 10.55 x 0.82” (360 x 268 x 20.9 mm)
Weight2.1kg5.47 lbs (2.48 kg)
Colors
Black
Black
Keyboard and Trackpad
  • Backlit chicklet keyboard
  • Hotkeys: Volume up / Volume down / Microphone mute / ROG Armoury Crate
  • N key rollover
  • Full-size Backlit Chiclet Keyboard Per-Key RGB
  • Supports ASUS AURA Sync
  • 1.4mm key travel
  • N-KEY rollover

Display

2020 ROG Zephyrus G152021 ROG Zephyrus Duo 15 SE
Size15.6 Inches15.6 Inches
Info
  • 15.6-inch Non-glare Full HD (1920 x 1080) IPS-level panel, 240Hz, 3ms, 100% sRGB, Pantone® Validated, adaptive sync
  • 15.6-inch Non-glare Full HD (1920 x 1080) IPS-level panel, 144Hz, adaptive sync
Main Screen
  • 15.6” 4K UHD 120Hz
    16:9 3840 x 2160 120Hz 3ms 132.7% sRGB 100% Adobe RGB Non-touch IPS Level Anti-Glare FreeSync Pantone Validated
  • 15.6” FHD 300Hz
    16:9 1920 x 1080 300Hz 3ms 100% sRGB 75.35% Adobe RGB Non-touch IPS Level Anti-Glare Adaptive-Sync Pantone Validated
ScreenPad™ Plus
  • 14.1” UHD 60Hz
    3840 x 1100 60Hz 72% NTSC touchscreen IPS Level Anti-Glare
  • 14.1” FHD 60Hz
    1920x550 60Hz 72% NTSC touchscreen IPS Level Anti-Glare
 

Ports

2020 ROG Zephyrus G152021 ROG Zephyrus Duo 15 SE
2020 ROG Zephyrus G15 Ports
Image Source: ASUS
  • 1 x USB 3.2 Gen 2 Type-C
    with DisplayPort™ 1.4 and Power Delivery.
  • 3 x USB 3.2 Gen 1 Type-A
  • 1 x HDMI 2.0b
  • 1 x 3.5mm headphone and microphone combo jack
  • 1 x Kensington lock
  • 1 x RJ-45 jack
2021 ROG Zephyrus Duo 15 SE Ports
Image Source: ASUS
  • 1 x USB Type-C™
    Supports USB 3.2 Gen 2, DisplayPort 1.4, PD input 20 V/5A；output 5 V/3A
  • 3 x USB Type-A 3.2 Gen 2
  • 1 x HDMI 2.0b
  • 1 x Audio combo jack
  • 1 x RJ45
  • 1 x MicroSD card reader
    Supports MicroSD 4.0, with Bus Speed 312MB/s
  • 1 x DC-in

Internal Specs

2020 ROG Zephyrus G152021 ROG Zephyrus Duo 15 SE
Processor
  1. AMD Ryzen™ 7 4800HS
    8 cores, 16 threads, 2.90 → 4.20 GHz, 4MB L2 Cache, 8MB L3 Cache, 35W
  2. AMD Ryzen™ 9 4900HS
    8 cores, 16 threads, 3.30 → 4.40 GHz, 4MB L2 Cache, 8MB L3 Cache, 35W
  1. AMD Ryzen™ 7 5800H
    8 cores, 16 threads, 3.20 → 4.40 GHz, 4MB L2 Cache, 16MB L3 Cache, 45W
  2. AMD Ryzen™ 9 5900HX
    8 cores, 16 threads, 3.30 → 4.60 GHz, 4MB L2 Cache, 16MB L3 Cache, 45W
Integrated Graphics
  1. AMD Ryzen™ 7 4800HS
    AMD Radeon™ Graphics
    7 Graphics Cores, 1600 MHz
  2. AMD Ryzen™ 9 4900HS
    AMD Radeon™ Graphics
    8 Graphics Cores, 1750 MHz
  1. AMD Ryzen™ 7 5800H
    AMD Radeon™ Graphics
    8 Graphics Cores, 2000 MHz
  2. AMD Ryzen™ 9 5900HX
    AMD Radeon™ Graphics
    8 Graphics Cores, 2100 MHz
MemoryUp to 32GB DDR4 3200MHz SDRAM
16GB 32GB 48GB
Dual-Channel LPDDR4 3200MHz Memory.
1 x 16GB Onboard Memory and 1 x SODIMM slot
Discrete GraphicsROG Zephyrus G15 GA502IV
  • NVIDIA® GeForce RTX™ 2060
    6GB GDDR6 VRAM (Boost Clock: 1285MHz, 65W).
ROG Zephyrus G15 GA502IU
  • NVIDIA® GeForce® GTX 1660 Ti
    6GB GDDR6 VRAM (Boost Clock: 1435MHz, 60W).
  • NVIDIA® GeForce RTX™ 3060
    6GB GDDR6 VRAM, with ROG Boost up to 1802MHz at 115W (130W with Dynamic Boost).
  • NVIDIA® GeForce RTX™ 3070
    8GB GDDR6 VRAM, with ROG Boost up to 1660MHz at 115W (130W with Dynamic Boost).
  • NVIDIA® GeForce RTX™ 3080
    16GB GDDR6 VRAM, with ROG Boost up to 1645MHz at 115W (130W with Dynamic Boost).
Storage
512GB 1TB
M.2 NVMe PCIe 3.0
512GB 1TB 2TB
M.2 NVMe PCIe 3.0.
2 x M.2 SSD slots, supports RAID-0.

Connectivity

2020 ROG Zephyrus G152021 ROG Zephyrus Duo 15 SE
Wi-FiIntel® Wi-Fi 6 with Gig+ performance (802.11ax)Intel® Wi-Fi 6 with Gig+ performance (802.11ax)
BluetoothBluetooth 5.0Bluetooth 5.1
Ethernet
  • Gigabit LAN
    Speed: 10/100/1000 Mbps.
 Gigabit LAN
Speed: 10/100/1000 Mbps.

Battery

2020 ROG Zephyrus G152021 ROG Zephyrus Duo 15 SE
Size76 Wh Li-Polymer90 Wh (4-cell lithium-ion)
Power Supply180W power adaptor
Support Type-C PD 3.0 up to 65W.
240W 280W
  ø6.0 mm power adapter.
Supports USB-C™ Power Delivery 3.0 up to 100W

Software

2020 ROG Zephyrus G152021 ROG Zephyrus Duo 15 SE
OS
  • Windows 10 Home
  • Windows 10 Pro
  • Windows 10 Home
  • Windows 10 Pro
Built-in Apps
Armoury Crate GameFirst VI GameVisual Sonic Studio III
Armoury Crate Screen Xpert Aura Creator 1M Xbox Game Pass

Camera & Audio

2020 ROG Zephyrus G152021 ROG Zephyrus Duo 15 SE
Camera
  • No Built-in camera.
  • Support external ROG GC21 camera support 1080p@60Hz.
No built-in webcam.
Audio
  • 2 speakers with Smart AMP technology
  • Array Microphones
  • 2 x 4W speaker with Smart Amp Technology.
  • 2 x 2W tweeter.
  • Supports Dolby Atmos.
  • Built-in array microphone
  • Two-Way AI Noise Cancelation

Key Features

2020 ROG Zephyrus G152021 ROG Zephyrus Duo 15 SE
At Glance
Released in
2020
16:9
15.6”
1080p 240Hz
Weight
4.62 lb
2.10 kg
Up to
AMD Ryzen 9-4900HS
8C/16T, 3.30 → 4.40 GHz
Geekbench 5
1,080
Single Core
Geekbench 5
6,956
Multi-Core
With integrated
AMD Radeon™ Graphics
8 Graphics Cores, 1750 MHz
Up to
32GB
3200 MHz DDR4
2020 ROG Zephyrus G15 Ports
Nvidia GeForce
RTX 2060
6GB GDDR6
Released in Early
2021
16:9 4K 120Hz
15.6”
w/ ScreenPad+
Weight
5.47 lb
2.48 kg
Up to
AMD Ryzen 9-5900HX
8C/16T, 3.30 → 4.60 GHz
Geekbench 5
1,416
Single Core
Geekbench 5
7,663
Multi-Core
With integrated
AMD Radeon™ Graphics
8 Graphics Cores, 2100 MHz
Upgradable up to
48GB
3200 MHz DDR4
2021 ROG Zephyrus Duo 15 SE Ports
Nvidia GeForce
RTX 3080
16GB GDDR6 115W TGP

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