Centaurus Computers
Centaurus Computers Centaurus Polaris 5A7 PC
Status: Centaurus Polaris 5A7 PC - AMD Ryzen 9 9900X… (Ryzen 9900X RTX 5090 gaming PC): Unavailable on Amazon as of . SpecPicks has no in-stock Ryzen 9900X RTX 5090 gaming PC on file; an Amazon search for "Ryzen 9900X RTX 5090 gaming PC" lists current offers with the same specs. eBay sellers may still list this model new or used.
Bottom line: The Centaurus Computers Ryzen 9 9900X / RTX 5090 prebuilt has 32GB of graphics memory, 64GB of DDR5 RAM and a 2TB NVMe SSD.
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Search Amazon for an in-stock Ryzen 9900X RTX 5090 gaming PC → Original listing (currently unavailable) →
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Pros & Cons
Pros
- ✓ Pairs a Ryzen 9 9900X processor with GeForce RTX 5090 32GB graphics
- ✓ 2TB NVMe SSD for the OS and game library
- ✓ 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
AMD Ryzen 9 9900X together with a fast RTX 5090 card can run any games with any settings you wish. High-end Ryzen processor comes in 12-Core packages with 24x threads and you can expect perfect performance in all professional applications. Large 4TB PCI-e based SSD and 64GB RAM ensure that even the most demanding applications will not slow down. Crank all the settings to the top and enjoy your ride!This is a complete assembled system with Genuine Windows 11 pre-installed and updated, no junk soft installed - our promise! System is ready to work out of the box, no setup necessary, just…
SpecPicks Verdict
SpecPicks scored Centaurus Computers Centaurus Polaris 5A7 PC using a rating × review-volume × price-fit model applied to our editorial and benchmark analysis across the prebuilt gaming pcs category. Centaurus Computers'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.
Key Features
- CPU: AMD Ryzen 9 9900X 5.0GHz TB (Max 5.6GHz) 12-Core 24xThreads | CPU Cooling: 360mm Liquid Cooler | Motherboard: X870 AMD AM5 socket chipset based board | Memory: 64GB DDR5 5600MHz RAM Dual Channel
- Graphics: GeForce RTX 5090 32GB GDDR7 HDMI + DisplayPort for up to 4x monitors 4K VR, Ray Tracking, DLSS 4 | Genuine Windows 11 PRO, clean isntallation with drivers and updates | WiFi6+ adapter
- Storage - 4TB NVMe SSD (m.2 PCi-e Solid State Drive) | Fast setup will boot in 5-10 seconds | 2.5Gbps Ethernet | 7x USB 3.2 ports, 2x USB 2.0, Type-C
- Case - MTC Air 903, USB 3.2, 4+ 200/120mm fans, Tempered Glass panel, RGB LEDs | 1000W PSU 80+Gold Certified
- Top Quality Components | Assembled in USA | 1 Year limited warranty and lifetime support | Fully tested and checked in benchmarks prior to shipping
Full Specifications
| Brand | Centaurus Computers |
|---|---|
| Color | Black |
| RAM Type | DIMM |
| CPU Model | Ryzen 9 |
| CPU Speed | 5 GHz |
| Cache Size | 4 TB |
| Model Name | CC Polaris 5A7 |
| Style Name | 9900X | RTX 5090 |
| Connectivity | USB, WiFi |
| Memory Speed | 5600 MHz |
| Model Number | Polaris 5A7 |
| Compatibility | PC |
| Built-In Media | RGB Lighting, Tower only |
| Cooling Method | Water |
| Processor Brand | AMD |
| Processor Count | 12 |
| Processor Speed | 5 GHz |
| Total Usb Ports | 10 |
| Video Processor | NVIDIA |
| CPU Model Number | 9900X |
| Full listing title | Centaurus Polaris 5A7 PC - AMD Ryzen 9 9900X 12-Core, 64GB DDR5 RAM, GeForce RTX 5090 32GB, 2TB NVMe SSD, 360mm Liquid Cooler, Windows 11 Pro Custom 4K Gaming Computer Desktop |
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: AMD Ryzen 9 9900X 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).
Ready to buy?
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Search Amazon for an in-stock Ryzen 9900X RTX 5090 gaming PC →
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