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Black mid-tower desktop with clean front panel and subtle OMEN branding

HP

HP OMEN 35L Desktop PC AMD Ryzen 9 9900X3D 64 GB DDR5 2 TB NVMe RTX 5080 16 GB Windows 11 Home Black

SKU CH-S0T3-S6QKX

High-performance gaming desktop with AMD Ryzen 9 9900X3D processor, 64 GB DDR5-5600 memory, 2 TB NVMe storage and NVIDIA RTX 5080 16 GB GDDR7 graphics

  • Screen sizeNo Screen
  • RAM capacity64 GB DDR5-5600 MT/s (2 × 32 GB)
  • GPU modelIntegrated: AMD Radeon™ GraphicsDiscrete: NVIDIA® GeForce RT
  • Operating systemWindows 11 Home
  • Included monitorNot included
  • Wi-FiMediaTek Wi-Fi 7 MT7925 (2 × 2) and Bluetooth® 5.4 wireless
  • 12-core Ryzen 9 9900X3D reaches 5.5 GHz boost for heavy workloads
  • 64 GB DDR5-5600 memory in dual 32 GB modules handles multitasking smoothly
  • RTX 5080 with 16 GB GDDR7 drives high-fidelity gaming visuals
  • 2 TB NVMe SSD provides fast storage for games and projects
  • Tool-less 35L chassis allows easy upgrades with standard components

OMEN 35L Desktop for High-End Gaming

The HP OMEN 35L desktop PC is built for high-end gaming and demanding creative workloads. It runs on an AMD Ryzen 9 9900X3D processor with 12 cores and 24 threads, reaching a 5.5 GHz max boost clock. A 16 GB NVIDIA RTX 5080 discrete graphics card drives 4K gameplay, while 64 GB of DDR5-5600 memory and a 2 TB NVMe SSD keep large projects moving.

Suits 4K Gamers; Not for Compact Builds

This system targets enthusiasts who want 4K gaming performance and fast multitasking headroom in a tool-less chassis. The all-black design omits RGB lighting for a subdued look. Buyers who need a small-form-factor case or a lower-power platform should look elsewhere, as the 35L enclosure and high-wattage components require ample space and cooling.

16 GB GDDR7 GPU Decides 4K Fit

The single specification that determines suitability is the NVIDIA RTX 5080 with 16 GB of GDDR7 dedicated memory. That frame buffer and memory bandwidth enable 4K ultra settings and heavy ray-tracing workloads. If your workflow or target resolution needs more video memory, this card will not meet the requirement.

How it compares

Measured against everything we stock in Tower & Compact Desktop PCs, at today’s prices. Recalculated every night.

Price $4,528.99
Pricier than about 92% of the 14,711 comparable items (median $494.99).
RAM capacity 64 GB DDR5-5600 MT/s (2 × 32 GB)
Higher than about 90% of the 13,125 comparable items (median 16 GB).

Specifications

Product
Brand nameOMEN
Part numberC84P1AA#ABA
Product typeBusiness Desktops & Workstations
Product colorBlack
Memory
RAM capacity64 GB DDR5-5600 MT/s (2 × 32 GB)
Display
Screen sizeNo Screen
Graphics
GPU modelIntegrated: AMD Radeon™ GraphicsDiscrete: NVIDIA® GeForce RTX™ 5080 (16 GB GDDR7 dedicated)
Connectivity
Wi-FiMediaTek Wi-Fi 7 MT7925 (2 × 2) and Bluetooth® 5.4 wireless card
Bluetooth supportBluetooth® 5.4
Ports & slots
Video connectors1 HDMI 2.1b;3 DisplayPort™ 2.1b
Size & build
Product weight31.97 lb (14.5 kg)
In the box
Included monitorNot included
Software
Operating systemWindows 11 Home

Questions about this item

How do I install additional DDR5 memory and which slot order avoids the common mistake?

Insert modules into the two remaining DDR5-5600 slots matching the existing 2 x 32 GB pair; the board expects identical capacity per channel so mixing sizes is the step people get wrong

What maintenance will the liquid-cooled RTX 5080 and Ryzen 9 9900X3D need after prolonged use?

Check the closed-loop coolant level annually and renew thermal paste on the CPU cold plate every two to three years; dust the radiator fins quarterly to keep 12-core boost clocks stable

Which limit appears first during extended 4K gaming — GPU thermals, VRAM capacity or CPU power?

The 16 GB GDDR7 frame buffer fills before the RTX 5080 hits its thermal ceiling, so texture-heavy titles will throttle on VRAM capacity first

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