Dell

Dell Alienware Area-51 AAT2250 Gaming Desktop

Status: Dell Alienware Area-51 AAT2250 Gaming Desktop… (Core Ultra 9 285K RTX 5090 gaming PC): Unavailable on Amazon as of 2026-10-21 22:12 UTC. SpecPicks has no in-stock Core Ultra 9 285K RTX 5090 gaming PC on file; an Amazon search for "Core Ultra 9 285K RTX 5090 gaming PC" lists current offers with the same specs. eBay sellers may still list this model new or used.

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Bottom line: The Dell Core Ultra 9 285K / RTX 5090 prebuilt has 32GB of graphics memory, 64GB of DDR5 RAM and a 4TB SSD.

Unavailable on Amazon as of 2026-10-21 22:12 UTC

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By Mike Perry, Founder & Editor-in-Chief · Listing data updated 2026-10-21

Mike Perry — Hardware researcher since 2014, focused on GPU performance across gaming, rendering, and local-LLM inference. Synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides. About the author →

Pros & Cons

Pros

✓ Pairs a Core Ultra 9 285K processor with GeForce RTX 5090 32GB graphics
✓ 64GB of DDR5 RAM leaves headroom for gaming alongside streaming or creative apps

Cons

✗ Price, stock, shipping and returns are set by the retailer and may have changed since this page was last updated

Manufacturer description

Intel Core Ultra 9 285K 3.2GHz Processor NVIDIA GeForce RTX 5090 32GB GDDR7 64GB DDR5-6400 RAM

SpecPicks Verdict

SpecPicks scored Dell Alienware Area-51 AAT2250 Gaming Desktop using a rating × review-volume × price-fit model applied to our editorial and benchmark analysis across the prebuilt gaming pcs category. Dell's prebuilt gaming pcs lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for prebuilt gaming pcs of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Video review

Alienware Area 51 Full Review! - Is This Gaming Desktop Worth It? — Just!N Tech on YouTube

Key Features

Intel Core Ultra 9 285K 3.2GHz Processor
NVIDIA GeForce RTX 5090 32GB GDDR7
64GB DDR5-6400 RAM
4TB Solid State Drive
2.5GbE LAN; 2x2 Intel Killer WiFi 7 BE1750+Bluetooth 5.4
Liquid Cooler

Full Specifications

Brand	Dell
Model	AAT2250
Warranty	1 Year Limited Warranty
UnitCount	1
Manufacturer	Dell
Full listing title	Dell Alienware Area-51 AAT2250 Gaming Desktop - Intel Core Ultra 9 285K, NVIDIA GeForce RTX 5090 32GB GDDR7, 64GB DDR5 RAM, 4TB SSD, Liquid Cooled, Wi-Fi 7, Windows 11 Home - Lunar Silver

Performance Data

View gaming FPS, AI inference throughput, and synthetic scores for the NVIDIA GeForce RTX 5090 — the core hardware component in this product. Benchmarks sourced from TechPowerUp, PassMark, and the r/LocalLLaMA community.

Related benchmarks: Intel Core Ultra 9 285K benchmarks

Which local LLMs fit in 32 GB?

32 GB holds a 30–35B model at Q4 with a long context window; a 70B model runs only with layers resident in system RAM.

✅ 7–9B models (Llama 3.1 8B, Qwen 3 8B) — fits at Q4
✅ 12–14B models (Qwen 3 14B, Phi-4) — fits at Q4
✅ 20–27B models (Gemma 3 27B, Mistral Small) — fits at Q4
✅ 30–35B models (Qwen 3 32B, QwQ 32B) — fits at Q4
❌ 70B models (Llama 3.3 70B, Qwen 2.5 72B) — needs 48 GB+

Across 6 community runs from 4 sources, the NVIDIA GeForce RTX 5090 generates a median 185.9 tok/s on 7–9B models at Q4 (per Hardware Corner).

Per-model VRAM guide: which GPU for which LLM →

Ready to buy?

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