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Alienware X15 R1 vs. Alienware X15 R2: Full specs comparison

We thoroughly analyzed technical specifications for Alienware X15 R1 and Alienware X15 R2 models, including CPU, memory, storage, battery life, display quality, and other features.

Compare With Please enter device name or part of it Alienware X15 R1 See at Amazon See at Dell	Compare With Please enter device name or part of it Alienware X15 R2 See at Amazon See at Dell

Alienware X15 R1 Pros

We couldn't find any advantages of Alienware X15 R1 over Alienware X15 R2.

Alienware X15 R2 Pros

Reasons that Alienware X15 R2 is better than Alienware X15 R1.

2022 vs. 2021

Intel Core i9-12900H inside Alienware X15 R2 has a 48% better multi-core CPU performance score than the Intel Core i9-11900H inside Alienware X15 R1.

Geekbench 5 multi-core score

Alienware X15 R2 - Intel Core i9-12900H

12,027

Alienware X15 R2 - Intel Core i7-12700H

11,774

Alienware X15 R1 - Intel Core i9-11900H

8,121

Alienware X15 R1 - Intel Core i7-11800H

7,908

Alienware X15 R2 supports a faster memory speed than the Alienware X15 R1. It supports up to 5200MHz versus 3200MHz of system memory on the Alienware X15 R1.

Memory type and speed

Alienware X15 R2 - LPDDR5

5,200 MHz

Alienware X15 R1 - DDR4

3,200 MHz

Key Similars

Similar characteristics share between Alienware X15 R1 and Alienware X15 R2.

Both laptops supports up to 32GB of system memory.

Max system memory size

Alienware X15 R1

32 GB

Alienware X15 R2

32 GB

Prices

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

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 By Alienware $1,833.50 $1,999.97 8% 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 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) By Dell $1,314.99	See at Amazon
Alienware X15 R2 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 By Alienware $1,833.50 $1,999.97 8% 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) By Dell $1,314.99	See at Amazon
	Alienware X15 R2 Gaming Laptop - 15.6-inch FHD 360Hz 1ms Display, Core i9-12900H, 16GB RAM, 1TB SSD, NVIDIA GeForce RTX 3070Ti 8GB GDDR6, Killer WiFi 6, Windows 11 Home - Lunar Light By Alienware $2,599.00	See at Amazon

Availability	Alienware X15 R1	Alienware X15 R2
Released	2021	2022
Release Date	Available on June 1, 2021	Announced on January 4, 2022. Available starting in Winter 2022.
Pricing	$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	Starting at $2,199
Generations	2022 Alienware X15 R2 2021 Alienware X15 R1	2022 Alienware X15 R2 2021 Alienware X15 R1

Exterior	Alienware X15 R1	Alienware X15 R2
Dimensions	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.	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	5 - 5.2 lbs (2.27 - 2.36 kg)	5.15 ~ 5.2 lbs. (2.34 ~ 2.36 kg)
Colors	Lunar light	Lunar light
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.	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.
Chasis Information	-	Based on Alienware's Legend 2.0 industrial design language Constructed with CNC aluminum and magnesium alloy parts Engineered with Alienware Cryo-Tech™Cooling technology Includes Alienware's Quad-Fan Design (patent-pending) Element 31 thermal interface material (available with all configurations)

Display	Alienware X15 R1	Alienware X15 R2
Size	15.6 Inches	15.6 Inches
Info	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	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 X15 R1	Alienware X15 R2
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	Image Source: Dell Left 1 x Power/DC-in Port Right 1 x Headset 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 X15 R1	Alienware X15 R2
Processor	11th Gen Intel® Core™ i7-11800H 8 cores, 16 threads, 2.30 → 4.60 GHz, 24MB SmartCache, 45W 11th Gen Intel® Core™ i9-11900H 8 cores, 16 threads, 2.50 → 4.90 GHz, 24MB SmartCache, 45W	12th Gen Intel® Core™ i7-12700H 14 cores, 20 threads, 2.30 → 4.70 GHz, 24MB SmartCache, 45W 12th Gen Intel® Core™ i9-12900H 14 cores, 20 threads, 2.50 → 5.00 GHz, 24MB SmartCache, 45W
Integrated Graphics	11th Gen Intel® Core™ i7-11800H Intel® UHD Graphics 32 Execution Units, 350 → 1450 MHz 11th Gen Intel® Core™ i9-11900H Intel® UHD Graphics 32 Execution Units, 350 → 1450 MHz	12th Gen Intel® Core™ i7-12700H Intel® Iris® Xe Graphics 96 Execution Units, 400 → 1400 MHz 12th Gen Intel® Core™ i9-12900H Intel® Iris® Xe Graphics 96 Execution Units, 400 → 1450 MHz
Memory	Memory Slots Onbaord memory Memory Configurations Speed: 3200MHz Memory Type: Dual-channel DDR4 Minimum Memory: 16 GB Maximum Memory: 32 GB	16GB 32GB Dual Channel LPDDR5 5200MHz Memory Slots Onbaord memory Memory Configurations Speed: 5200MHz Memory Type: Dual-channel LPDDR5 Minimum Memory: 16 GB Maximum Memory: 32 GB
Discrete Graphics	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.	NVIDIA® GeForce RTX™ 3060 - 6GB GDDR6 NVIDIA® GeForce RTX™ 3070 Ti - 6GB GDDR6 NVIDIA® GeForce RTX™ 3080 Ti - 6GB GDDR6 * All configurations include 8-phase HyperEfficient graphics voltage regulation.
Storage	1 x M.2 2230 slots (Up to 256GB) 2 x M.2 2280 slots (Up to 2TB each) Supports RAID-0	Storage slots: 2 x M.2 2280 PCIe slots Single Storage Configuration 256GB 512GB 1TB 2TB PCIe NVMe M.2 SSD Dual Storage Configuration 512GB 1TB 2TB 4TB RAID-0 (2 x PCIe NVMe M.2 SSD)

Connectivity	Alienware X15 R1	Alienware X15 R2
Wi-Fi	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	Killer Wi-Fi 6E AX1675 Dual Band 2.4 GHz/5 GHz WiFi 6E 802.11a/b/g/n/ac/ax
Bluetooth	Bluetooth 5.2	Bluetooth 5.2
Ethernet	-	2.5Gbps Ethernet NIC via included Type-C to RJ-45 port dongle

Battery	Alienware X15 R1	Alienware X15 R2
Size	87 WHr, 6-cell smart lithium-ion battery	87 WHr, 6-cell smart lithium-ion battery
Power Supply	240W power adapter.	240W power adapter.

Software	Alienware X15 R1	Alienware X15 R2
OS	Windows 10 Home Windows 10 Pro Upgradable to Windows 11	Windows 11 Home 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)	Alienware Command Center Dashboard navigates all features, including themes, system performance, and overclocking Five Tailored Power States full speed performance balanced quiet battery saver Game Library to manage titles from multiple services FX supports full RBG values up to 16.8 million colors Power Management adjusts power plans with a game Overclocking controls system performance and overclocking profiles Sound Center dials in the perfect sound by managing sound profiles, audio effects, and Audio Recon

Camera & Audio	Alienware X15 R1	Alienware X15 R2
Camera	Front-facing camera. Alienware HD (1280x720 resolution) camera. Optional Windows Hello IR support.	Front-facing camera. Alienware HD (1280x720 resolution) camera. Optional Windows Hello IR support.
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	Speakers: Stereo speakers with Dolby Atmos Microphone: Dual-array microphones

Misc	Alienware X15 R1	Alienware X15 R2
Sensors	Windows Hello IR Camera	Windows Hello IR Camera
Security	-	Windows Hello IR camera for Facial Biometrics
Warranty	1 Year Hardware Service with Onsite/In-Home Service After Remote Diagnosis	1 Year Hardware Service with Onsite/In-Home Service After Remote Diagnosis

Key Features	Alienware X15 R1	Alienware X15 R2
At Glance	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 Nvidia GeForce RTX 3080 8GB GDDR6 90W TGP	Released in Early 2022 16:9 QHD 15.6” 1440p 240Hz Weight 5.15 lb 2.34 kg Up to Intel Core i9-12900H 14C/20T, 2.50 → 5.00 GHz Geekbench 5 1,758 Single Core Geekbench 5 12,027 Multi-Core With integrated Intel® Iris® Xe Graphics 96 Execution Units, 400 → 1450 MHz Configurable up to 32GB 5200 MHz LPDDR5 Nvidia GeForce RTX 3080 Ti 16GB GDDR6