Alienware X17 R1 vs. ROG Zephyrus S17 (2021): Full specs comparison

We have comprehensively analyzed the technical specifications for the Alienware X17 R1 and ROG Zephyrus S17 (2021) models. Our report includes intricate details such as the CPU, memory, storage, battery life, display quality, and other features.

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Alienware X17 R1 image

Alienware X17 R1

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ROG Zephyrus S17 (2021) image

ROG Zephyrus S17 (2021)

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Alienware X17 R1 Pros

Reasons that Alienware X17 R1 is better than ROG Zephyrus S17 (2021).

Slightly faster CPU performance

Intel Core i9-11980HK inside Alienware X17 R1 has a 19% better multi-core CPU performance score than the Intel Core i9-11900H inside ROG Zephyrus S17 (2021).

Geekbench 5 multi-core score
Alienware X17 R1 - Intel Core i9-11980HK
9,677
ROG Zephyrus S17 (2021) - Intel Core i9-11900H
8,121
Alienware X17 R1 - Intel Core i7-11800H
7,908
ROG Zephyrus S17 (2021) - Intel Core i7-11800H
7,908
Supports larger memory

Alienware X17 R1 supports a larger memory capacity than the ROG Zephyrus S17 (2021). It supports up to 64GB versus 48GB of system memory on the ROG Zephyrus S17 (2021).

Max system memory size
Alienware X17 R1
64 GB
ROG Zephyrus S17 (2021)
48 GB
Supports faster memory

Alienware X17 R1 supports a faster memory speed than the ROG Zephyrus S17 (2021). It supports up to 3466MHz versus 3200MHz of system memory on the ROG Zephyrus S17 (2021).

Memory type and speed
Alienware X17 R1 - DDR4 XMP
3,466 MHz
ROG Zephyrus S17 (2021) - DDR4
3,200 MHz

ROG Zephyrus S17 (2021) Pros

Reasons that ROG Zephyrus S17 (2021) is better than Alienware X17 R1.

About 14% lighter

ROG Zephyrus S17 (2021) weighed 5.73 pounds, 14% lighter than the 6.65 pounds Alienware X17 R1.

WeightAlienware X17 R1ROG Zephyrus S17 (2021)
Pound
6.65 lbs.
5.73 lbs.
Kilogram
3.02 kg
2.60 kg

Key Similars

Similar characteristics share between Alienware X17 R1 and ROG Zephyrus S17 (2021).

Upgradable memory

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

MemoryAlienware X17 R1ROG Zephyrus S17 (2021)
Slots
x2
x0,1
TypeDDR4 XMPDDR4

Prices

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

Alienware X17 Price
Alienware X17 R2 VR Ready Gaming Laptop - 17.3-inch FHD 360Hz 1ms Display, Core i7-12700H, 16GB RAM, 1TB SSD, NVIDIA GeForce RTX 3070Ti 8GB GDDR6, Bluetooth, Wi-Fi 6, USB-C, Windows 11 Home - White
 Alienware X17 R2 VR Ready Gaming Laptop - 17.3-inch FHD 360Hz 1ms Display, Core i7-12700H, 16GB RAM, 1TB SSD, NVIDIA GeForce RTX 3070Ti 8GB GDDR6, Bluetooth, Wi-Fi 6, USB-C, Windows 11 Home - White
By Alienware
$1,524.00
$2,199.97 31% OFF
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Dell Alienware X17 R2 Gaming Laptop - 17.3-inch FHD 480Hz Display, Intel Core i9-12900HK, 32GB RAM, 1TB SSD, NVIDIA GeForce RTX 3080Ti 16GB GDDR6, VR Ready, Wi-Fi 6, Windows 11 Home - Lunar Light
 Dell Alienware X17 R2 Gaming Laptop - 17.3-inch FHD 480Hz Display, Intel Core i9-12900HK, 32GB RAM, 1TB SSD, NVIDIA GeForce RTX 3080Ti 16GB GDDR6, VR Ready, Wi-Fi 6, Windows 11 Home - Lunar Light
By Dell
$1,939.26
$2,296.00 16% OFF
See at Amazon
Dell Alienware X17 R2 Gaming Laptop (2022) | 17.3" 120Hz 4K | Core i9-2TB SSD Hard Drive - 32GB RAM - RTX 3080 | Cores - 12th Gen CPU - 8GB GDDR6X Win 11 Home
 Dell Alienware X17 R2 Gaming Laptop (2022) | 17.3" 120Hz 4K | Core i9-2TB SSD Hard Drive - 32GB RAM - RTX 3080 | Cores - 12th Gen CPU - 8GB GDDR6X Win 11 Home
By Dell
$2,375.00
See at Amazon
ROG Zephyrus S17 (2021) Price
ASUS ROG Zephyrus S17 (2021) Gaming Laptop, 17.3” 120Hz 4K Display, NVIDIA GeForce RTX 3080, Intel Core i9-11900H, 32GB DDR4, 3TB SSD, Per-Key RGB Keyboard, Thunderbolt 4, Windows 10, GX703HS-XB99
 ASUS ROG Zephyrus S17 (2021) Gaming Laptop, 17.3” 120Hz 4K Display, NVIDIA GeForce RTX 3080, Intel Core i9-11900H, 32GB DDR4, 3TB SSD, Per-Key RGB Keyboard, Thunderbolt 4, Windows 10, GX703HS-XB99
By ASUS
$2,175.84
See at Amazon
ASUS ROG Zephyrus S17 (2021) Gaming Laptop, 17.3” 165Hz IPS Type QHD, NVIDIA GeForce RTX 3060, Intel Core i7-11800H, 16GB DDR4, 1TB SSD, Per-Key RGB Keyboard, Thunderbolt 4, Windows 10, GX703HM-DB76
 ASUS ROG Zephyrus S17 (2021) Gaming Laptop, 17.3” 165Hz IPS Type QHD, NVIDIA GeForce RTX 3060, Intel Core i7-11800H, 16GB DDR4, 1TB SSD, Per-Key RGB Keyboard, Thunderbolt 4, Windows 10, GX703HM-DB76
By ASUS
$3,898.00
See at Amazon
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

Specs Comparison

Availability

Alienware X17 R1ROG Zephyrus S17 (2021)
Released20212021
Release DateAvailable on June 1, 2021Announced on May 11, 2021
Pricing
  • $2,099.99
    i7-11800H 16GB 256GB RTX 3060 6GB FHD 165Hz
  • $2,479.99
    i7-11800H 16GB 512GB RTX 3070 8GB FHD 165Hz
  • $3,229.99
    i7-11800H 32GB 512GB RTX 3080 16GB UHD 120Hz
  • $3,629.99
    i9-11980HK 32GB XMP 512GB RTX 3080 16GB UHD 120Hz
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Generations-

Exterior

Alienware X17 R1ROG Zephyrus S17 (2021)
Size Comparison
Alienware X17 R1ROG Zephyrus S17 (2021)
Dimensions
  • 15.718” x 11.791” x 0.823” (399.23 x 299.49 x 20.9 mm)
    With FHD 360Hz diplay.
  • 15.718” x 11.791” x 0.843” (399.23 x 299.49 x 21.4 mm)
    With FHD 165Hz or UHD 120Hz diplay.
15.51” x 10.39” x 0.78” (394 x 264 x 19.9 mm)
Weight6.65 - 7.05 lbs (3.02 - 3.2 kg)5.73 lbs (2.60 kg)
Colors
Lunar light
With High Endurance Clear Coat and Silky - Smooth Finish
Black
Keyboard and Trackpad
  • Keyboard
    • Alienware X-Series thin keyboard
    • Per-key RGB LED with AlienFX lighting
    • Anti-ghosting and N-key rollover technology.
    • 1.5mm key travel.
  • Touchpad
    • Multi-touch gesture Premium Precision glass touchpad with integrated scrolling.
    • 4.13 x 2.36 in (105 mm x 80 mm) precision touchpad with multi-touch gesture support.
    • Supports AlienFX touchpad.
  • Full-size backlit chicklet keyboard
    5° angle lift 1.9 mm key travel 0.15 keycap dish Per-Key RGB Aura Sync N key rollover
  • Hotkeys
    Volume up Volume down Microphone mute ROG Armoury Crate
  • Integrated Fingerprint Sensor
  • Trackpad - 125% larger and more accurate matte glass precision trackpad.

Display

Alienware X17 R1ROG Zephyrus S17 (2021)
Size17.3 Inches17.3 Inches
Info
  • 17.3” FHD with 165Hz
    1920 x 1080 127 PPI ComfortView Plus 3ms response time 300 nits 16:9 100% sRGB 1000:1 Anti-glare WVA 7.2 W
  • 17.3” FHD with 360Hz
    1920 x 1080 127 PPI ComfortView Plus NVIDIA G-Sync Advanced Optimus 1ms response time 300 nits 16:9 100% sRGB 800:1 Anti-glare WVA 8.4 W
  • 17.3” UHD with 120Hz
    3840 x 2160 255 PPI ComfortView Plus 4ms response time 500 nits 16:9 100% Adobe RGB 1200:1 Anti-glare WVA 12.2 W
  • 17.3” 4K UHD 120Hz Display
    16:9 Aspect Ratio 3840 x 1600 IPS 120Hz refresh rate 3ms response time 500-nits Dolby Vision Patone Validated 100% DCI-P3 Anti-Glare
  • 17.3” WQHD 165Hz Display
    16:9 Aspect Ratio 3840 x 1600 IPS 120Hz refresh rate 3ms response time Nvidia G-Sync Patone Validated 100% DCI-P3 Anti-Glare

Ports

Alienware X17 R1ROG Zephyrus S17 (2021)
Alienware X17 R1 Ports
Image Source: Dell
Left (1)
  • 1 x power port
Right (1)
  • 1 x headphone jack
    Headphone/Microphone
Back (8)
  • 1 x Thunderbolt 4
    40 Gpbs, USB 3.2 Gen 2 (10 Gbps), Power Delivery (5V/3A)
  • 1 x USB-C
    USB 3.2 Gen 2 (10 Gbps), Power Delivery (5V/3A)
  • 2 x USB-A
    USB 3.2 Gen 1 (5 Gbps), Powershare
  • 1 x HDMI
    v2.1
  • 1 x Mini DisplayPort
    v1.4
  • 1 x microSD card slot
  • 1 x RJ-45
    2.5 Gbps, Killer E3100
ROG Zephyrus S17 (2021) Ports
Image Source: ASUS
  • 1 x Thunderbolt™ 4
    with USB 4 Type-C, DisplayPort™ 1.4 and  100W Power Delivery 3.0.
  • 1 x USB-C 3.2 Gen 2
    Supports DisplayPort™ and  100W Power Delivery 3.0.
  • 3 x USB-A 3.2 Gen 2
  • 1 x HDMI 2.0b
  • 1 x RJ-45 jack
  • 1 x SD Card Reader 
    Supports UHS-II up to 312 MB/s.
  • 1 x 3.5mm Audio jack
  • 1 x DC-in

Internal Specs

Alienware X17 R1ROG Zephyrus S17 (2021)
Processor
  1. 11th Gen Intel® Core™ i7-11800H
    8 cores, 16 threads, 2.30 → 4.60 GHz, 24MB SmartCache, 45W
  2. 11th Gen Intel® Core™ i9-11980HK
    8 cores, 16 threads, 3.30 → 5.00 GHz, 24MB SmartCache, 65W
  1. 11th Gen Intel® Core™ i7-11800H
    8 cores, 16 threads, 2.30 → 4.60 GHz, 24MB SmartCache, 45W
  2. 11th Gen Intel® Core™ i9-11900H
    8 cores, 16 threads, 2.50 → 4.90 GHz, 24MB SmartCache, 45W
Integrated Graphics
  1. 11th Gen Intel® Core™ i7-11800H
    Intel® UHD Graphics
    32 Execution Units, 350 → 1450 MHz
  2. 11th Gen Intel® Core™ i9-11980HK
    Intel® UHD Graphics
    32 Execution Units, 350 → 1450 MHz
  1. 11th Gen Intel® Core™ i7-11800H
    Intel® UHD Graphics
    32 Execution Units, 350 → 1450 MHz
  2. 11th Gen Intel® Core™ i9-11900H
    Intel® UHD Graphics
    32 Execution Units, 350 → 1450 MHz
Memory
8 GB 16 GB 32 GB 64GB
3200MHz or 3466MHz Dual-channel DDR4 SDRAM.
2 x SO-DIMM slots.
  • Max 32GB of 3200 MHz DDR4 Memory
  • Max 64GB of 3466 MHz XMP DDR4 Memory
Up to 48GB DDR4 3200MHz SDRAM
1 x 16GB on-board memory and 1 x SO-DIMM slot up to 32GB of DDR4 SDRAM.
Discrete Graphics
  • NVIDIA® GeForce RTX™ 3060
    6GB GDDR6 TGP: 115W Dynamic Boost: 15W Max Power: 130W Speed: 1387 → 1702 MHz
  • NVIDIA® GeForce RTX™ 3070
    8GB GDDR6 TGP: 125W Dynamic Boost: 15W Max Power: 140W Speed: 1215 → 1620 MHz
  • NVIDIA® GeForce RTX™ 3080
    16GB GDDR6 TGP: 150W Dynamic Boost: 15W Max Power: 165W Speed: 1350 → 1710 MHz
* All configurations include 12-phase HyperEfficient graphics voltage regulation.
  • NVIDIA® GeForce RTX™ 3060 - 6GB GDDR6
    Supports ROG Boost up to 1802MHz at 115W (130W with Dynamic Boost).
  • NVIDIA® GeForce RTX™ 3070 - 8GB GDDR6
    Supports ROG Boost up to 1660MHz at 125W (140W with Dynamic Boost).
  • NVIDIA® GeForce RTX™ 3080 - 16GB GDDR6
    Supports ROG Boost up to 1645MHz at 125W (140W with Dynamic Boost).
Storage
  • 2 x M.2 2280 slots (Up to 2TB each)
    Supports RAID-0
  • Single
    • 512GB 1TB
      M.2 NVMe PCIe 4.0 SSD
  • Dual
    • 2 x 512GB 2 x 1TB
      M.2 NVMe PCIe 4.0 SSD
      Supports RAID 0.
  • Triple
    • 3 x 512GB 3 x 1TB
      M.2 NVMe PCIe 4.0 SSD
      Supports RAID 0.

Connectivity

Alienware X17 R1ROG Zephyrus S17 (2021)
Wi-FiRivet Killer Wi-Fi 6E AX1675w
Triple Band 2.4GHz/5GHz/6GHz Up to 2400 Mbps WiFi 6 802.11a/b/g/n/ac/ax
Intel® Wi-Fi 6 with Gig+ performance (802.11ax)
BluetoothBluetooth 5.2Bluetooth 5.2
EthernetKiller E3100 2.5G Ethernet Controller
Transfer rate: 10/100/1000/2500 Mbps
 Gigabit LAN
Speed: 10/100/1000 Mbps.

Battery

Alienware X17 R1ROG Zephyrus S17 (2021)
Size87 WHr, 6-cell smart lithium-ion battery90 Wh
4-cell Li-ion battery
Power Supply
240W 330W
power adapter.
  • 280W power adaptor
    Propriety charger.
  • Supports charging via USB-C
    Supports USB Type-C PD 3.0 up to 10W.

Software

Alienware X17 R1ROG Zephyrus S17 (2021)
OS
Windows 10 Home Windows 10 Pro
Upgradable to Windows 11
Windows 10 Pro
Built-in Apps
  • Alienware Command Center
    AlienFX lighting Game Library Auto-tune game profile functionality Fusion Alienware Adrenalin Alienware Mobile Connect
  • Microsoft Office 365 (30-day trial)
Armoury Crate 1M Xbox Game Pass GameVisual Scenario Profiles Multiwheel Android/iOS App Office 365 Trial

Camera & Audio

Alienware X17 R1ROG Zephyrus S17 (2021)
Camera
  • Front-facing camera.
    Alienware HD (1280x720 resolution) camera.
  • Windows Hello IR support.
HD Front-facing camera
720p (1280 x 720) camera.
Audio
  • Controller: Realtek ALC3281
    • 7.1 Digital Audio out using HDMI out connection
    • Alienware Sound Center via Alienware Command Center
  • Speakers:
    • 2 x 4W speakers
  • Microphone:
    • Dual-array microphones
  • 2 x 1W tweeter with Smart Amp Technology
  • Audio by Dolby Atmos
  • Built-in array microphone
  • AI mic noise-canceling

Misc

Alienware X17 R1ROG Zephyrus S17 (2021)
SensorsWindows Hello IR CameraThe fingerprint sensor on the power button
Security-
  • BIOS Administrator Password and User Password Protection
  • Kensington Lock
  • Fingerprint Authentication
In the box-
  • ROG Ranger BP2701 Gaming Backpack
  • ROG Delta headset
  • ROG Chakram Core mouse P511
  • TYPE-C, 100W AC Adapter
    Output: 20V DC, 5A, 100W, Input: 100~240V AC 50/60Hz universal
Warranty1 Year Hardware Service with Onsite/In-Home Service After Remote Diagnosis-

Key Features

Alienware X17 R1ROG Zephyrus S17 (2021)
At Glance
Released in Mid
2021
16:9 4K UHD
17.3”
2160p 120Hz
Weight
6.65 lb
3.02 kg
Up to
Intel Core i9-11980HK
8C/16T, 3.30 → 5.00 GHz
Geekbench 5
1,646
Single Core
Geekbench 5
9,677
Multi-Core
With integrated
Intel® UHD Graphics
32 Execution Units, 350 → 1450 MHz
Upgradable up to
64GB
3466 MHz DDR4 XMP
Alienware X17 R1 Ports
Nvidia GeForce
RTX 3080
16GB GDDR6 150W TGP
Released in Mid
2021
16:9
17.3”
1600p 165Hz
Weight
5.73 lb
2.60 kg
Up to
Intel Core i9-11900H
8C/16T, 2.50 → 4.90 GHz
Geekbench 5
1,430
Single Core
Geekbench 5
8,121
Multi-Core
With integrated
Intel® UHD Graphics
32 Execution Units, 350 → 1450 MHz
Upgradable up to
48GB
3200 MHz DDR4
ROG Zephyrus S17 (2021) Ports
Nvidia GeForce
RTX 3080
16GB GDDR6 125W TGP

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