Alienware AC16251 16″ Laptop

Intel 275HX · NVIDIA GeForce RTX 5070 · 32 GB · 1 TB

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Type Gaming
Processor Intel 275HX
Graphics NVIDIA GeForce RTX 5070
Memory 32 GB
Storage 1 TB
Display 16 inch

Alienware AC16251 16″ Laptop is a 16-inch gaming laptop with an Intel 275HX processor, NVIDIA GeForce RTX 5070 graphics, 32 GB of RAM and 1 TB of storage. Built for games, with a dedicated graphics card. It came out in 2026.

Released: 2026-05-20

Specifications

Key specs

Type: Gaming
Processor: Intel 275HX
Graphics: NVIDIA GeForce RTX 5070
Memory: 32 GB
Storage: 1 TB
Display: 16 inch
Resolution: 2560 x 1600
Refresh rate: 240 Hz
weight: 2.66 kg
os: Windows 11 Home
Released: 2026-05-20
Part number: 8284J
EAN / UPC: 5397184961254

Design

Colour name: Gamut
Product type: Laptop
Product colour: Indigo
Form factor: Clamshell
Market positioning: Gaming

Display

Display diagonal: 40.6 cm (16")
Display resolution: 2560 x 1600 pixels
HD type: WQXGA
Display technology marketing name: ComfortView Plus
Native aspect ratio: 16:10
Anti-glare screen: Yes
RGB colour space: DCI-P3
Colour gamut: 100%
Low Blue Light technology: Yes
Maximum refresh rate: 240 Hz

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Processor

Processor manufacturer: Intel
Processor family: Intel Core Ultra 9
Processor generation: Intel Core Ultra (Series 2)
Processor model: 275HX
Processor cores: 24
Processor threads: 24
Processor boost frequency: 5.4 GHz
Performance cores: 8
Efficient cores: 16
Performance-core Max Turbo Frequency: 5.4 GHz
Efficient-core Max Turbo Frequency: 4.6 GHz
Performance-core base frequency: 2.7 GHz
Efficient-core base frequency: 2.1 GHz
Processor cache: 36 MB
Processor base power: 55 W
Maximum turbo power: 160 W

Neural processor unit (NPU)

Neural processor unit (NPU): Intel AI Boost
Sparsity support: Yes
Windows Studio effects support: Yes
AI software frameworks supported by NPU: DirectML, OpenVINO, Windows ML, ONNX RT, WebNN
Total processor performance up to: 36 TOPs
NPU performance up to: 13 TOPs
GPU performance up to: 8 TOPs

Memory

Internal memory: 32 GB
Internal memory type: DDR5-SDRAM
Memory form factor: SO-DIMM
Memory layout (slots x size): 2 x 16 GB
Memory slots: 2x SO-DIMM
Maximum internal memory: 64 GB
Memory channels: Dual-channel
Memory data transfer rate: 5600 MT/s
Non-ECC: Yes

Storage

Total storage capacity: 1 TB
Storage media: SSD
Total SSDs capacity: 1 TB
Number of SSDs installed: 1
SSD capacity: 1 TB
SSD interface: PCI Express 4.0
NVMe: Yes
SSD form factor: M.2

Graphics

Discrete GPU manufacturer: NVIDIA
Discrete graphics card model: NVIDIA GeForce RTX 5070
Discrete graphics card memory: 8 GB
Discrete graphics memory type: GDDR7
On-board graphics card: Yes
On-board GPU manufacturer: Intel
Discrete graphics card: Yes
On-board graphics card family: Intel® Graphics
On-board graphics card model: Intel® Graphics
NVIDIA G-SYNC: Yes

Audio

Audio chip: Realtek ALC3204
Audio system: High Definition Audio
Number of built-in speakers: 2
Speaker power: 2.5 W
Built-in microphone: Yes
Number of microphones: 2

Camera

Front camera: Yes
Front camera resolution (numeric): 2.07 MP
Front camera resolution: 1920 x 1080 pixels
Front camera HD type: Full HD
Video capturing speed: 30 fps
Infrared (IR) camera: Yes

Network

Top Wi-Fi standard: Wi-Fi 7 (802.11be)
Wi-Fi standards: 802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6E (802.11ax), Wi-Fi 7 (802.11be)
Wi-Fi band: Tri-band (2.4 GHz / 5 GHz / 6 GHz)
Antenna type: 2x2
WLAN controller model: MediaTek MT7925
WLAN controller manufacturer: MediaTek
Ethernet LAN: Yes
Ethernet LAN data rates: 10,100,1000 Mbit/s
Bluetooth: Yes
MIMO: Yes
MIMO type: Multi User MIMO

Ports & interfaces

USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity: 2
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity: 1
Ethernet LAN (RJ-45) ports: 1
HDMI ports quantity: 1
HDMI version: 2.1
Thunderbolt 4 ports quantity: 1
Intel® Thunderbolt 4: Yes
Combo headphone/mic port: Yes
USB Type-C DisplayPort Alternate Mode: Yes

Keyboard

Pointing device: Touchpad
Numeric keypad: Yes
Keyboard backlit: Yes
Keyboard backlit colour: RGB
Keyboard backlit zone: 1-zone RGB
Keyboard language: Latin American Spanish

Software

Operating system architecture: 64-bit
Trial software: McAfee + Premium 1-year,Activate Your Microsoft 365 For A 30 Day Trial
Operating system installed: Windows 11 Home

Brand-specific features

Brand specific technologies: Express Charge Boost capable

Battery

Battery technology: Lithium-Ion (Li-Ion)
Number of battery cells: 6
Battery capacity: 96 Wh
Battery voltage: 11.7 V
Battery recharge time: 3 h
Fast charging: Yes
Battery charge indicator: Yes
Battery weight: 351 g

Power

DC-in jack: Yes
USB Type-C charging port: Yes
USB Type-C required charging power (min): 90 W
USB Type-C required charging power (max): 100 W
USB Power Delivery (USB PD): Yes

Operational conditions

Operating temperature (T-T): 0 - 35 °C
Storage temperature (T-T): -40 - 65 °C
Operating relative humidity (H-H): 10 - 90%
Storage relative humidity (H-H): 5 - 95%
Operating altitude: -15.2 - 3048 m
Non-operating altitude: -15.2 - 10668 m
Operating shock: 140 G
Operating vibration: 0.66 G

Weight & dimensions

Width: 357 mm
Depth: 265.4 mm
Height (front): 1.92 cm
Height (rear): 1.63 cm
Weight: 2.66 kg

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AC16251 vs similar laptops

	Alienware AC16251 16″ Laptop	Alienware AA16250 16″ Laptop	ASUS ROG Zephyrus G16 GU606AW-TB010W 16″ Laptop	ASUS ROG Zephyrus G16 GU606AW-TB163W 16″ Laptop
Type	Gaming	Gaming	Gaming	Gaming
Processor	Intel 275HX	Intel 275HX	Intel 386H	Intel 386H
Graphics	NVIDIA GeForce RTX 5070	NVIDIA GeForce RTX 5080	NVIDIA GeForce RTX 5080	NVIDIA GeForce RTX 5080
Memory	32 GB	32 GB	32 GB	32 GB
Storage	1 TB	1 TB	1 TB	1 TB
Display	16 inch	16 inch	16 inch	16 inch
Resolution	2560 x 1600	2560 x 1600	2560 x 1600	2560 x 1600
Released	2026	2025	2026	2026