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Alienware AC16251 HD9C3
Specs
Prices
Main specs
| Processor | |
|---|---|
| Screen | 16" 2560x1600 WVA 240Hz 500 nits 100% DCI-P3 |
| Hard drive | 1TB SSD M.2 |
| RAM | 32GB DDR5-SDRAM |
| Operating system | Windows 11 Home |
| Graphics card | NVIDIA GeForce RTX 5070 8GB GDDR7 |
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From Alienware
Full specifications of Alienware AC16251 HD9C3
Reference / Part Number
HD9C3
Release date
August 2025, 1 year ago
Design
| Product type | Laptop |
|---|---|
| Product color | Indigo |
| Form factor | Clamshell |
| Color name | Gamut |
| Market positioning | Gaming |
Image gallery
Screen
| Display diagonal | 16 " (40,6 cm) |
|---|---|
| Display resolution | 2560 x 1600 pixels |
| Touchscreen | No |
| HD type | WQXGA |
| Panel type | WVA |
| Nombre comercial de la tecnología de la pantalla | ComfortView Plus |
| Native aspect ratio | 16:10 |
| Anti-glare screen | Yes |
| Display brightness | 500 cd/m² |
| Pixel density | 189 ppi |
| RGB color space | DCI-P3 |
| Color gamut | 100 % |
| Low Blue Light technology | Yes |
| Maximum refresh rate | 240 Hz |
| Contrast ratio (typical) | 1000:1 |
Processor
| Processor family | Intel Core Ultra 9 |
|---|---|
| Processor manufacturer | Intel |
| Processor model | 275HX |
| Generación del procesador | Intel Core Ultra (Series 2) |
| Processor cores | 24 |
| Processor threads | 24 |
| Processor boost frequency | 5,4 GHz |
| Núcleos de rendimiento | 8 |
| Núcleos de eficiencia | 16 |
| Frecuencia turbo máxima del núcleo de rendimiento | 5.4 |
| Frecuencia turbo máxima del núcleo de eficiencia | 4.6 |
| Frecuencia base de núcleo de rendimiento | 2.7 |
| Frecuencia base de núcleo eficiente | 2.1 |
| Processor cache | 36 MB |
| Potencia base del procesador | 55 |
| Potencia turbo máxima | 160 |
Unidad de procesamiento neuronal (NPU)
| Unidad de procesamiento neuronal (NPU) | Intel AI Boost |
|---|---|
| Soporte de dispersión | Yes |
| Soporte de efectos de Windows Studio | Yes |
| Entornos de trabajo de software de IA compatibles con el núcleo NPU | DirectML,OpenVINO,Windows ML,ONNX RT,WebNN |
| Rendimiento total del procesador de hasta | 36 |
| Rendimiento del núcleo NPU de hasta | 13 |
| Rendimiento de GPU máximo | 8 |
Memory
| Internal memory | 32 GB |
|---|---|
| Maximum internal memory | 64 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 |
| Rango de memoria de transferencia de datos | 5600 |
| Non-ECC | Yes |
Storage
| Total storage capacity | 1 TB |
|---|---|
| Storage media | SSD |
| Optical drive type | No |
| 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
| On-board graphics card | Yes |
|---|---|
| Discrete graphics card | Yes |
| Discrete graphics card model | NVIDIA GeForce RTX 5070 |
| On-board graphics card model | Intel Graphics |
| Discrete GPU manufacturer | NVIDIA |
| Discrete graphics card memory | 8 GB |
| Discrete graphics memory type | GDDR7 |
| Fabricante de GPU (unidad de procesamiento gráfico) integrada | Intel |
| On-board graphics card family | 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
| Mobile network connection | No |
|---|---|
| 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 2.0 ports quantity | 0 |
|---|---|
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 2 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity | 0 |
| HDMI ports quantity | 1 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity | 1 |
| Ethernet LAN (RJ-45) ports | 1 |
| HDMI version | 2.1 |
| Número de puertos Thunderbolt 4 | 1 |
| Intel® Thunderbolt 4 | Yes |
| Combo headphone/mic port | Yes |
| USB Type-C DisplayPort Alternate Mode | Yes |
Keyboard
| Numeric keypad | Yes |
|---|---|
| Pointing device | Touchpad |
| Keyboard backlit | Yes |
| Keyboard backlit color | RGB |
| Zona retroiluminada del teclado | 1-zone RGB |
| Keyboard language | French |
Software
| Operating system installed | Windows 11 Home |
|---|---|
| Operating system architecture | 64-bit |
| Trial software | McAfee + Premium 1-year,Activate Your Microsoft 365 For A 30 Day Trial |
Brand-specific features
| Brand specific technologies | Express Charge Boost capable |
|---|
Battery
| Battery capacity | 96 Wh |
|---|---|
| Battery technology | Lithium-Ion (Li-Ion) |
| Number of battery cells | 6 |
| Battery voltage | 11,7 V |
| Battery recharge time | 3 h |
| Fast charging | Yes |
| Battery charge indicator | Yes |
| Battery weight | 12.4 oz (351 g) |
Control de energía
| Puerto de carga USB tipo C | Yes |
|---|---|
| Potencia de carga requerida (mín.) | 90 |
| Potencia de carga requerida (máx.) | 100 |
| AC adapter power | 280 W |
| AC adapter frequency | 50 - 60 Hz |
| AC adapter input voltage | 100 - 240 V |
| AC adapter output voltage | 19.5 V |
| DC-in jack | Yes |
| USB Power Delivery | 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 | 4.9 oz (140 G) |
| Operating vibration | 0 oz (0,66 G) |
Weight & dimensions
| Weight | 5.9 lbs (2,66 kg) |
|---|---|
| Width | 14.1 " (357 mm) |
| Depth | 10.4 " (265,4 mm) |
| Height (front) | 0.8 " (1,92 cm) |
| Height (rear) | 0.6 " (1,63 cm) |
Packaging content
| AC adapter included | Yes |
|---|
Frequently asked questions
Is the Alienware AC16251 HD9C3 good for gaming?
You can game on it, though this laptop was not built for it: it carries the dedicated NVIDIA GeForce RTX 5070. Its card's page shows what level it handles current games at.
What is the screen of the Alienware AC16251 HD9C3 like?
It carries a 16" 2560x1600 WVA 240Hz 500 nits 100% DCI-P3 display.
Which processor and graphics card does the Alienware AC16251 HD9C3 have?
It runs on the Intel Core Ultra 9 275HX processor with the NVIDIA GeForce RTX 5070 graphics. Their pages carry their benchmarks, ranking position and alternatives.
Can the RAM of the Alienware AC16251 HD9C3 be upgraded?
Yes: it has 2 memory slots and takes up to 64 GB according to the manufacturer (it ships with 32GB).
Which operating system does the Alienware AC16251 HD9C3 come with?
It comes with Windows 11 Home preinstalled.
Which ports does the Alienware AC16251 HD9C3 have?
According to its spec sheet: 1 × Thunderbolt 4, 1 × USB-C, 2 × USB-A, 1 × HDMI, Ethernet (RJ-45), headphone jack (3.5 mm).
Does the Alienware AC16251 HD9C3 have a backlit keyboard?
Yes, according to its spec sheet the keyboard is backlit.
Does the Alienware AC16251 HD9C3 have a touch screen?
No, according to its spec sheet the screen is not a touch screen.
How much does the Alienware AC16251 HD9C3 weigh?
It weighs 2,66 kg: one of the heavy ones, more of a desk machine than a daily commuter.
When was the Alienware AC16251 HD9C3 released?
Its release date is August 2025, 1 year ago.