Alienware Area-51m R2 vs. Alienware X15 R1: Full specs comparison

Here is a comparison of the specs between Alienware Area-51m R2 and Alienware X15 R1, including CPU, RAM, storage, battery, display, and more.

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Alienware Area-51m R2 image

Alienware Area-51m R2

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Alienware X15 R1 image

Alienware X15 R1

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Alienware Area-51m R2 Pros

Reasons that Alienware Area-51m R2 is better than Alienware X15 R1.

Significantly faster CPU performance

Intel Core i9-10900K inside Alienware Area-51m R2 has a 32% better multi-core CPU performance score than the Intel Core i9-11900H inside Alienware X15 R1.

Geekbench 5 multi-core score
Alienware Area-51m R2 - Intel Core i9-10900K
10,800
Alienware X15 R1 - Intel Core i9-11900H
8,121
Alienware X15 R1 - Intel Core i7-11800H
7,908
Supports larger memory

Alienware Area-51m R2 supports a larger memory capacity than the Alienware X15 R1. It supports up to 64GB versus 32GB of system memory on the Alienware X15 R1.

Max system memory size
Alienware Area-51m R2
64 GB
Alienware X15 R1
32 GB
Upgradable memory

Alienware Area-51m R2 comes with two SODIMM slots that allow you to replace or upgrade when needed. On the flip side, you can't upgrade RAM on the Alienware X15 R1 since it has onboard memory.

MemoryAlienware Area-51m R2Alienware X15 R1
Slots
x2
Onboard
TypeDDR4 XMPDDR4
10% larger display

Alienware Area-51m R2 has a 17.3-inch screen size 10% larger than the 15.6-inch Alienware X15 R1.

Display size
Alienware Area-51m R2
17.3-inch
Alienware X15 R1
15.6-inch

Alienware X15 R1 Pros

Reasons that Alienware X15 R1 is better than Alienware Area-51m R2.

Newer manufacturing

2021 vs. 2020

About 45% lighter

Alienware X15 R1 weighed 5 pounds, 45% lighter than the 9.04 pounds Alienware Area-51m R2.

WeightAlienware Area-51m R2Alienware X15 R1
Pound
9.04 lbs.
5 lbs.
Kilogram
4.10 kg
2.27 kg

Prices

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

Alienware Area-51m R2 Price
Alienware Area 51M Gaming Laptop, 17.3" 300hz 3ms FHD Display, Intel Core i7-10700K, Nvidia GeForce RTX 2070 Super 8GB GDDR6, 1TB SSD, 16GB RAM, Lunar Light (AWARR2-7323WHT-PUS)
 Alienware Area 51M Gaming Laptop, 17.3" 300hz 3ms FHD Display, Intel Core i7-10700K, Nvidia GeForce RTX 2070 Super 8GB GDDR6, 1TB SSD, 16GB RAM, Lunar Light (AWARR2-7323WHT-PUS)
By Alienware
$2,299.99
See at Amazon
Alienware 2021 Area 51M Gaming Laptop, 17.3-inch 300hz 3ms FHD Display, Intel Core i7-10700K, Nvidia GeForce RTX 2070 Super 8GB GDDR6, 1TB SSD, 16GB RAM, Lunar Light (AWARR2-7323WHT-PUS) (Renewed)
 Alienware 2021 Area 51M Gaming Laptop, 17.3-inch 300hz 3ms FHD Display, Intel Core i7-10700K, Nvidia GeForce RTX 2070 Super 8GB GDDR6, 1TB SSD, 16GB RAM, Lunar Light (AWARR2-7323WHT-PUS) (Renewed)
By Alienware
$3,999.00
See at Amazon
Alienware M18 R2 Gaming Laptop - 18 QHD+ 165Hz 3ms Display, Intel Core i9-14900HX, 32GB DDR5 RAM, 1TB SSD, NVIDIA GeForce RTX 4080 12 GB GDDR6, Windows 11 Home, Onsite Service - Dark Metallic Moon
 Alienware M18 R2 Gaming Laptop - 18 QHD+ 165Hz 3ms Display, Intel Core i9-14900HX, 32GB DDR5 RAM, 1TB SSD, NVIDIA GeForce RTX 4080 12 GB GDDR6, Windows 11 Home, Onsite Service - Dark Metallic Moon
By Alienware
$2,799.99
See at Amazon
Alienware X15 Price
Alienware X15 R2 Gaming Laptop - 15.6-inch FHD 360Hz 1ms Display, Intel Core i7-12700H, 16GB RAM, 512GB SSD, NVIDIA GeForce RTX 3070Ti 8GB GDDR6, USB-C, WiFi 6, Bluetooth, Windows 11 Home - White
 Alienware X15 R2 Gaming Laptop - 15.6-inch FHD 360Hz 1ms Display, Intel Core i7-12700H, 16GB RAM, 512GB SSD, NVIDIA GeForce RTX 3070Ti 8GB GDDR6, USB-C, WiFi 6, Bluetooth, Windows 11 Home - White
By Alienware
$1,757.81
$1,999.97 12% OFF
See at Amazon
Alienware X15R1 Gaming Laptop - 15.6-inch FHD (1920x1080) 360Hz 1ms Display, Intel Core i7-11800H Processor, 16GB DDR4 RAM, 1TB SSD, NVIDIA GeForce RTX 3070 DDR6 Graphics, Windows 11 Home- Lunar Light
 Alienware X15R1 Gaming Laptop - 15.6-inch FHD (1920x1080) 360Hz 1ms Display, Intel Core i7-11800H Processor, 16GB DDR4 RAM, 1TB SSD, NVIDIA GeForce RTX 3070 DDR6 Graphics, Windows 11 Home- Lunar Light
By Alienware
$1,771.99
$1,899.97 7% OFF
See at Amazon
Dell Alienware X15 R2 Gaming Laptop (2022) | 15.6" QHD | Core i7 - 1TB SSD - 16GB RAM - 3070 Ti | 14 Cores @ 4.7 GHz - 12th Gen CPU - 8GB GDDR5 Win 11 Home (Renewed)
 Dell Alienware X15 R2 Gaming Laptop (2022) | 15.6" QHD | Core i7 - 1TB SSD - 16GB RAM - 3070 Ti | 14 Cores @ 4.7 GHz - 12th Gen CPU - 8GB GDDR5 Win 11 Home (Renewed)
By Dell
$1,314.99
See at Amazon

Specs Comparison

Availability

Alienware Area-51m R2Alienware X15 R1
Released20202021
Release DateAnnounced on June 22, 2020.Available on June 1, 2021
Pricing$2,569.99
i7-10700 RTX 2060 16GB 256GB
  • $1,999.99
    i7-11800H 16GB 256GB RTX 3060 FHD 165Hz
  • $2,379.99
    i7-11800H 16GB 512GB RTX 3070 FHD 165Hz
  • $2,629.99
    i7-11800H 32GB 1TB RTX 3070 FHD 165Hz
  • $2,929.99
    i9-11900H 32GB 1TB RTX 3070 FHD 360Hz
Generations

Exterior

Alienware Area-51m R2Alienware X15 R1
Dimensions15.85 x 12.565 x 1.089 - 1.7 in (402.60 x 319.14 x 27.65 - 44 mm)
  • 14.16” x 10.915” x 0.642” (359.7 x 277.25 x 16.3 mm)
    With FHD 165Hz diplay.
  • 14.16” x 10.915” x 0.626” (359.7 x 277.25 x 15.9 mm)
    With FHD 360Hz or QHD 240Hz diplay.
Weight
  • 9.04 lb (4.10 Kg)
    Alienware Area-51m R2 with NVIDIA GeForce GTX 1660 Ti.
  • 10.36 lb (4.70 Kg) 
    Alienware Area-51m R2 with other graphics cards.
5 - 5.2 lbs (2.27 - 2.36 kg)
Colors
Lunar Light Dark Side of the Moon
Lunar light
Keyboard and Trackpad
  • Alienware mSeries Keyboard
    • Alienware TactX keyboard with per-key RGB LED AlienFX lighting.
    • Includes anti-ghosting and N-key rollover technology.
    • 1.7mm key travel, programmable macro keys, alphanumeric keys.
  • Touchpad
    • 3.94 x 2.20 in (100 mm x 56 mm) All-points addressable (APA) trackpad.
    • AlienFX backlit.
  • 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.

Display

Alienware Area-51m R2Alienware X15 R1
Size17.3 Inches15.6 Inches
Info
  • 17.3” FHD 144Hz with Tobii
    1920 x 1080 127 PPI 9ms response time 300 nits 16:9 72% NTSC 600:1 contrast ratio Anti-glare Tobii Eyetracking technology WVA
  • 17.3” FHD 144Hz with NVIDIA-GSYNC
    1920 x 1080 127 PPI 7ms response time 300 nits 16:9 72% NTSC NVIDIA G-SYNC Technology 600:1 contrast ratio Anti-glare WVA
  • 17.3” FHD 300Hz with Tobii
    1920 x 1080 127 PPI 3ms response time 300 nits 16:9 100% sRGB color gamut 700:1 Anti-glare Tobii Eyetracking technology WVA
  • 17.3” FHD 360Hz with Tobii & NVIDIA-GSYNC
    1920 x 1080 127 PPI 5ms response time 300 nits 16:9 100% sRGB color gamut NVIDIA G-SYNC Technology 700:1 Anti-glare Tobii Eyetracking technology WVA
  • 17.3” UHD 60Hz with Tobii
    3840 x 2160 255 PPI 25ms response time 500 nits 16:9 100% Adobe RGB 1 200:1 contrast ratio Tobii Eyetracking technology WVA
  • 15.6” FHD with 165Hz
    1920 x 1080 141 PPI ComfortView Plus 3ms response time 300 nits 16:9 100% sRGB color gamut 1000:1 Anti-glare WVA 6W
  • 15.6” FHD with 360Hz
    1920 x 1080 141 PPI ComfortView Plus NVIDIA G-Sync Advanced Optimus 1ms response time 300 nits 16:9 100% sRGB color gamut 1000:1 Anti-glare WVA 7.6W
  • 15.6” QHD with 240Hz
    2560 x 1440 188 PPI ComfortView Plus NVIDIA G-Sync Advanced Optimus 2ms response time 400 nits 16:9 99% DCI-P3 color gamut 1000:1 Anti-glare WVA 10.15 W

Ports

Alienware Area-51m R2Alienware X15 R1
Alienware Area-51m R2 Ports
Image Source: Dell
  • 1 x Thunderbolt™ 3 
    supports USB 3.2 Gen 2 and DisplayPort 1.2
  • 2 x USB-A 3.2 Gen 1
  • 1 x USB-A 3.2 Gen 1 with Powershare.
  • 1 x HDMI 2.0
    Output with HDCP 2.2 Output Port (Supports direct-drive VR interfaces).
  • 1 x mini DisplayPort™ 1.4
    Output Port (supports NVIDIA® G-Sync™).
  • 1 x RJ-45
    Killer™ Ethernet E3000 2.5Gbps Port.
  • 1 x Alienware Graphics Amplifier Port
  • 2 x power adapter Ports
  • 1 x Global Headset Port
  • 1 x Audio Out 1/8" Port
    Compatible with inline mic headset.
  • 1 x Wedge-shaped lock slot (cable and lock sold separately)
Alienware X15 R1 Ports
Image Source: Dell
Left
  • 1 x Headset port
Right
  • 1 x Power/DC-in Port
Back
  • 1 x Thunderbolt 4
    Supports USB 3.2 Gen 2, DisplayPort 1.4, and PD output 15W (5V/3A).
  • 1 x USB-C
    Supports USB 3.2 Gen 2, DisplayPort 1.4, and PD output 15W (5V/3A).
  • 1 x USB-A
    Supports USB 3.2 Gen 1 with PowerShare
  • 1 x HDMI 2.1
    Supports up to 4K@120Hz display out.
  • 1 x MicroSD Card Slot

Internal Specs

Alienware Area-51m R2Alienware X15 R1
Processor
  1. 10th Gen Intel® Core™ i7-10700
    8 cores, 16 threads, 2.90 → 4.80 GHz, 16MB SmartCache, 65W
  2. 10th Gen Intel® Core™ i7-10700K
    8 cores, 16 threads, 3.80 → 5.10 GHz, 16MB SmartCache, 125W
  3. 10th Gen Intel® Core™ i9-10900
    10 cores, 20 threads, 2.80 → 5.20 GHz, 20MB SmartCache, 65W
  4. 10th Gen Intel® Core™ i9-10900K
    10 cores, 20 threads, 3.70 → 5.30 GHz, 20MB SmartCache, 125W
  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. 10th Gen Intel® Core™ i7-10700
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1200 MHz
  2. 10th Gen Intel® Core™ i7-10700K
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1200 MHz
  3. 10th Gen Intel® Core™ i9-10900
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1200 MHz
  4. 10th Gen Intel® Core™ i9-10900K
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1200 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
  • Memory Slots
    • 2 x SoDIMM slots
  • Memory Configurations
    • 8 GB, 2 x 4 GB, DDR4, 2933 MHz, dual-channel
    • 16 GB, 2 x 8 GB, DDR4, 2933 MHz, dual-channel
    • 32 GB, 2 x 16 GB, DDR4, 2933 MHz, dual-channel
    • 64 GB, 2 x 32 GB, DDR4, 2933 MHz, dual-channel
    • 16 GB, 2 x 8 GB, DDR4, 3200 MHz, dual-channel, Intel XMP
    • 32 GB, 2 x 16 GB, DDR4, 3200 MHz, dual-channel, Intel XMP
Memory Slots
  • Onbaord memory
Memory Configurations
  • Speed: 3200MHz
  • Memory Type: Dual-channel DDR4
  • Minimum Memory: 16 GB
  • Maximum Memory: 32 GB
Discrete GraphicsNVIDIA® GeForce®
  • GTX™ 1660 Ti - 6GB GDDR6 (OC Ready)
  • RTX™ 2060 - 6GB GDDR6 (OC Ready)
  • RTX 2070 SUPER™ - 8GB GDDR6 (OC Ready)
  • RTX 2080 SUPER™ - 8GB GDDR6 (OC Ready)
AMD® Radeon™
  • RX 5700M - 8GB GDDR6 (OC Ready)
  • NVIDIA® GeForce RTX™ 3060
    6GB GDDR6 TGP: 70W Dynamic Boost: 20W Max Power: 90W Speed: 1050 → 1402 MHz
  • NVIDIA® GeForce RTX™ 3070
    8GB GDDR6 TGP: 90W Dynamic Boost: 20W Max Power: 110W Speed: 930 → 1410 MHz
  • NVIDIA® GeForce RTX™ 3080
    8GB GDDR6 TGP: 90W Dynamic Boost: 20W Max Power: 110W Speed: 930 → 1365 MHz
* All configurations include 8-phase HyperEfficient graphics voltage regulation.
StorageAvailable Slots
  • 2 x M.2 2230/2280 slots (Up to 1TB each)
  • One SATA AHCI 6 Gbps (Up to 1TB)
Single Drive
256GB 512GB 1TB 2TB
NVMe M.2 PCIe SSD.
Dual Drives
  • 256GB PCIe M.2 SSD + 1TB 7200 RPM Hard Drive
  • 512GB PCIe M.2 SSD + 1TB 7200 RPM Hard Drive
RAID-0 Drives
  • 512GB RAID 0 (2x 256GB NVMe M.2 PCIe SSDs)
  • 1TB RAID 0 (2x 512GB NVMe M.2 PCIe SSDs)
  • 2TB RAID 0 (2x 1TB NVMe M.2 PCIe SSDs)
  • 4TB RAID 0 (2x 2TB NVMe M.2 PCIe SSDs)
RAID-0 Plus Drives
  • 512GB (2x 256GB PCIe M.2 SSDs) RAID 0 [Boot] + 1TB 7200 RPM Hard Drive [Storage]
  • 1TB (2x 512GB PCIe M.2 SSD) RAID 0 [Boot] + 1TB 7200 RPM Hard Drive [Storage]
  • 1TB (2x 512GB PCIe M.2 SSD) RAID 0 [Boot] + 512GB PCIe M.2 SSD [Storage]
  • 1TB (2x 512GB PCIe M.2 SSDs) RAID 0 [Boot] + 1TB (2x 512GB NVMe M.2 PCIe SSD) Non-Raid [Storage]
  • 2TB (2x 1TB PCIe M.2 SSDs) RAID 0 [Boot] + 1TB 7200 RPM Hard Drive [Storage]
  • 2TB (2x 1TB PCIe M.2 SSDs) RAID 0 [Boot] + 1TB NVMe M.2 PCIe SSD [Storage]
  • 2TB (2x 1TB PCIe M.2 SSD) RAID 0 [Boot] + 2TB (2x 1TB PCIe M.2 SSD) Non-Raid [Storage]
  • 1 x M.2 2230 slots (Up to 256GB)
  • 2 x M.2 2280 slots (Up to 2TB each)
    Supports RAID-0

Connectivity

Alienware Area-51m R2Alienware X15 R1
Wi-FiRivet Killer WiFi 6 AX1650i 
Up to 2212Mbps Dual band 2.4 GHz/5 GHz WiFi-6 (802.11ax)
Rivet Killer Wi-Fi 6E AX1675x
Dual Band 2.4 GHz/5 GHz Up to 2400 Mbps WiFi 6 802.11a/b/g/n/ac/ax
BluetoothBluetooth 5.1Bluetooth 5.2
EthernetKiller™ Ethernet E3000 PCI-e Gigabit ethernet controller
Transfer rate: 10/100/1000/2500 Mbps
-

Battery

Alienware Area-51m R2Alienware X15 R1
Size6-cell smart lithium-ion (90Wh)87 WHr, 6-cell smart lithium-ion battery
Power Supply
  • 180W (19.50 VDC/9.23A)
  • 240W (19.50 VDC/9.23A)
  • 330W (19.50 VDC/9.23A)
240W
power adapter.

Software

Alienware Area-51m R2Alienware X15 R1
OS
Windows 10 Home Windows 10 Pro
Upgradable to Windows 11
Windows 10 Home Windows 10 Pro
Upgradable to Windows 11
Built-in Apps
  • Alienware Command Center
  • Alienware Mobile Connect
  • Microsoft Office 365 (30-day trial)
  • Alienware Command Center
    AlienFX lighting Game Library Auto-tune game profile functionality Fusion Alienware Adrenalin Alienware Mobile Connect
  • Microsoft Office 365 (30-day trial)

Camera & Audio

Alienware Area-51m R2Alienware X15 R1
Camera
  • Front-facing camera
    Alienware HD (1280 x 720 resolution) camera.
  • Front-facing camera.
    Alienware HD (1280x720 resolution) camera.
  • Optional Windows Hello IR support.
Audio
  • Controller: Realtek ALC3282-CG
    • 7.1 Digital Audio out using HDMI out connection
    • Alienware Sound Center via Alienware Command Center
  • Speakers:
    • 4-Way Stereo Speaker Design
    • Output: 8-10W
  • Microphone:
    • Dual-array microphones in the camera assembly
  • 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

Misc

Alienware Area-51m R2Alienware X15 R1
Sensors
  • Tobii Eye Tracking (Optional)
Windows Hello IR Camera
Security
  • Wedge-shaped lock slot
-
Warranty1 Year Hardware Service with Onsite/In-Home Service After Remote Diagnosis1 Year Hardware Service with Onsite/In-Home Service After Remote Diagnosis

Key Features

Alienware Area-51m R2Alienware X15 R1
At Glance
Released in Mid
2020
16:9 FHD
17.3”
360Hz w/ Tobii
Weight
9.04 lb
4.10 kg
Up to
Intel Core i9-10900K
10C/20T, 3.70 → 5.30 GHz
Geekbench 5
1,392
Single Core
Geekbench 5
10,800
Multi-Core
With integrated
Intel® UHD Graphics 630
24 Execution Units, 350 → 1200 MHz
Upgradable up to
64GB
3200 MHz DDR4 XMP
Alienware Area-51m R2 Ports
Nvidia GeForce
RTX 2080 SUPER
8GB GDDR6
Released in Mid
2021
16:9 QHD
15.6”
1440p 240Hz
Weight
5 lb
2.27 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
Configurable up to
32GB
3200 MHz DDR4
Alienware X15 R1 Ports
Nvidia GeForce
RTX 3080
8GB GDDR6 90W TGP

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