HP Omen HP Omen 45L RTX 5080 Gaming Desktop, Intel Ultra 9 Review

The HP Omen 45L packs an RTX 5080 and Intel Ultra 9 for brutal 4K performance. It's fantastic, but you'll need a big desk for this gaming PC powerhouse.

CPU Intel Core Ultra 9 285K
RAM 64 GB
Storage 4 TB
GPU NVIDIA GeForce RTX 5080
Form Factor Tower
OS Windows 11 Home
HP Omen HP Omen 45L RTX 5080 Gaming Desktop, Intel Ultra 9 desktop
91.6 Overall Score

The 30-Second Version

The HP Omen 45L RTX 5080 is a beast. It delivers top-tier performance for 4K gaming and heavy creative tasks, scoring in the 90+ percentile for key specs. Worth buying if you find it near the $2850 mark and have the space for its massive tower.

Overview

The HP Omen 45L with the RTX 5080 and Intel Ultra 9 285K is a monster of a gaming PC. It's built to crush 4K gaming and heavy creative work without breaking a sweat. The specs are top-tier, from the 64GB of DDR5 RAM to the massive 8TB of combined storage. It's not subtle, and it's definitely not small, but it's built to dominate.

HP throws in a Thunderobot gaming keyboard, which is a nice bonus, but let's be real: you're here for the raw power inside that massive case. This is a system for people who want to max out every setting and not think about upgrades for years.

Performance

This thing is fast. The Intel Ultra 9 285K lands in the 97th percentile for CPU performance, and it shows. It chews through video encodes and complex game logic. The RTX 5080 is no slouch either, sitting in the 91st percentile. It'll handle 4K gaming at high refresh rates with ease. The only real performance 'weakness' is that it's a massive tower, scoring a 32.7 for compactness. You need the desk space for it. But that size helps with cooling, keeping those powerful components from throttling.

Performance Percentiles

CPU 97.4
GPU 90.5
RAM 96.6
Ports 47.9
Storage 97.6
Reliability 76.9
Social Proof 59

Pros & Cons

Pros

  • Brutal CPU and GPU performance for 4K gaming and creative work. 98th
  • Huge 64GB RAM and 8TB storage combo is future-proof. 97th
  • Excellent cooling in the large 45L chassis. 97th
  • Comes with a decent gaming keyboard in the box. 91th

Cons

  • It's enormous and heavy, not for small spaces.
  • Price can be steep depending on the configuration you find.
  • Port selection is just average for a tower this size.
  • The bundled keyboard is fine, but enthusiasts will want their own.

The Word on the Street

4.4/5
👍 Owners are blown away by the 4K gaming performance and how cool and quiet the large case keeps the system.
👎 A common note is the sheer size and weight of the tower, making it a pain to move or fit on some desks.
🤔 Many appreciate the included keyboard as a nice bonus, but several hardcore gamers immediately swapped it out for their own preferred peripheral.

Specifications

Full Specifications

Processor

CPU Intel Core Ultra 9 285K
Cores 24
Frequency 5.7 GHz
L3 Cache 36 MB

Graphics

GPU RTX 5080
Type discrete
VRAM 16 GB
VRAM Type GDDR7

Memory & Storage

RAM 64 GB
RAM Generation DDR5
Storage 4 TB
Storage Type SSD

Build

Form Factor Tower
Weight 22.6 kg / 49.8 lbs

Connectivity

Wi-Fi WiFi 6

System

OS Windows 11 Home

Value & Pricing

Pricing is all over the place, from about $2850 to $3670 depending on the vendor and exact specs. At the lower end of that range, it's a compelling deal for this level of hardware. At the high end, you're paying a premium for the Omen branding and that specific configuration. Shop around. The value is in the raw, no-compromise performance. If you need this much power, it's priced competitively with similar builds from Alienware or MSI.

vs Competition

Stacked against the competition, the Omen 45L's big advantage is its cooling design and straightforward power. The Dell Alienware Aurora often has a more unique look but can be trickier to upgrade. The MSI MEG Vision X might have more flashy AI features, but the Omen is a pure performance workhorse. Compared to something like a Lenovo Legion Tower, the Omen generally has a slight edge in high-end config availability and that massive case for airflow. It's a toss-up between this and the MSI for raw specs, but the Omen feels more purpose-built for just being fast.

Spec HP Omen HP Omen 45L RTX 5080 Gaming Desktop, Intel Ultra 9 HP OMEN HP OMEN 45L Gaming Desktop, Intel Core Ultra 7 MSI MSI - EdgeXpert Mini Desktop - Arm 20 core - 128GB Dell Dell Tower Plus Desktop Computer Lenovo Lenovo Legion T7 34IAS10 90Y6003JUS Gaming Desktop CLX CLX - Horus Gaming Desktop - AMD Ryzen 9 9950X -
CPU Intel Core Ultra 9 285K Intel Core Ultra 7 265K ARM Intel Core Ultra 7 265 Intel Core Ultra 9 285K AMD Ryzen 9 9950X
RAM (GB) 64 32 128 32 64 96
Storage (GB) 4096 2048 4096 1024 2048 10048
GPU NVIDIA GeForce RTX 5080 NVIDIA GeForce RTX 5080 NVIDIA Graphics NVIDIA GeForce RTX 5070 NVIDIA GeForce RTX 5080 NVIDIA GeForce RTX 5080
Form Factor Tower Desktop Mini Tower Tower Mid Tower
Psu W - 850 240 750 - 850
OS Windows 11 Home Windows 11 Pro NVIDIA DGX OS Windows 11 Home Windows 11 Pro Windows 11 Home

Common Questions

Q: Can this PC run 4K games at high frame rates?

Absolutely. The RTX 5080 and Ultra 9 CPU are built for it. You'll max out settings in most current titles and get high refresh rates.

Q: Is the 64GB of RAM overkill for gaming?

For pure gaming today, yes. But for future-proofing or if you stream, edit video, or run VMs alongside your games, it's fantastic and eliminates bottlenecks.

Q: How is the upgradeability?

Very good. The 45L case has plenty of room and standard components, making it easy to swap out the GPU, add more storage, or upgrade the RAM later on.

Who Should Skip This

If you have a tiny desk, live in a small apartment, or ever plan to move your PC, look elsewhere. This thing is a 50-pound behemoth. Also, if you're on a tight budget and only play at 1080p, this is massive overkill. A cheaper system with an RTX 5070 or 5060 would serve you just as well.

Verdict

Buy this if you're a serious gamer or content creator who wants a pre-built system that can handle absolutely anything for the next several years. You need the desk real estate and you don't want to fuss with building it yourself. It's a set-it-and-forget-it power solution.