Thermaltake Reactor 9880S T6WT-X870-580-LCS White 2025
The AMD Ryzen 7 9800X3D paired with the RTX 5080 16GB GPU delivers top-tier gaming performance, backed by 32GB DDR5 6400MT/s RAM and a 2TB NVMe SSD. Its octagonal prism chassis with 3mm tempered glass front panels and perforated side panels offers strong airflow, while the 360mm closed-loop liquid cooler keeps thermals in check. Best for gamers who want a high-end, ready-to-play desktop for 4K and high-refresh-rate titles without building their own system.
No current retailer price
Snapshot
The 30-Second Version
A gorgeous, octagonal gaming beast with top-tier specs and a reliability score that'll make you nervous. Buy it for the looks and the 9800X3D, but keep the return policy handy.
Pros & Cons
Pros
- Ryzen 7 9800X3D is the best gaming CPU you can buy 92nd
- RTX 5080 with 16GB VRAM handles 4K gaming easily 91st
- 32GB of fast DDR5 6400MT/s RAM is a standout 88th
- Unique octagonal case with excellent airflow 85th
- 2TB NVMe SSD means no storage anxiety
Cons
- Reliability score is one of the worst we've seen
- Price varies by nearly $500 between vendors
- 23.86kg, this thing is a tank
- Only 8 customer reviews, so long-term data is thin
What owners think
The Word on the Street
How owner sentiment changed over time
ExclusiveBased on when customers actually wrote their reviews - so you can see whether early praise held up.
Based on 2 dated customer reviews, grouped by calendar quarter. Period analysis is in English.
The proof
Performance
The 9800X3D is the best gaming CPU on the market right now, and pairing it with an RTX 5080 and 32GB of DDR5 6400MT/s RAM means this thing is an absolute monster. Our database puts the GPU and RAM in the 91st percentile, which is basically top of the charts. The 2TB NVMe SSD is also well above average. What surprised us is how well the 360mm AIO keeps the 9800X3D cool in that unusual case. It's not just a pretty face; the airflow design actually works.
Specifications
Full Specifications
Processor
| CPU | AMD Ryzen 7 9800X3D |
| Cores | 8 |
| Frequency | 4.7 GHz |
| L3 Cache | 96 MB |
Graphics
| GPU | NVIDIA GeForce RTX 5080 |
| Type | Discrete |
| VRAM | 16 GB |
| VRAM Type | GDDR7 |
Memory & Storage
| RAM | 32 GB |
| RAM Generation | DDR5 |
| Storage | 2 TB |
| Storage Type | SSD |
Build
| Form Factor | aio |
| PSU | 850 |
| Weight | 23.9 kg / 52.6 lbs |
Connectivity
| USB-C Ports | 1 |
| USB Ports | 8 |
| HDMI | ✓ |
| DisplayPort | ✓ |
| Wi-Fi | Wi-Fi 7 |
| Bluetooth | Bluetooth 5.4 |
| Ethernet | Gigabit Ethernet |
System
| OS | Windows 11 Home |
vs Competition
The Reactor 9880S sits in a weird spot. The HP OMEN GT22-3080 and Lenovo Legion Tower 5a Gen 10 are more traditional prebuilts with similar specs but less personality. The Apple Mac Studio M3 Ultra is a different beast entirely, aimed at creators who don't care about gaming. And the Dell Area-51 is the other 'statement piece' option, but it's even more expensive. If you want a gaming PC that looks like nothing else on your desk, the Reactor wins. If you just want the best raw performance per dollar, the Legion is probably the smarter buy.
| Spec | Thermaltake Reactor 9880S T6WT-X870-580-LCS | HP OMEN GT22-3080 | Lenovo Legion Tower 5a Gen 10 | Dell Area-51 | The Horizon Pcs Autherium Dragon PITPJ7JXJ | CLX SET TGMSETRTU5204BM |
|---|---|---|---|---|---|---|
| CPU | AMD Ryzen 7 9800X3D | Intel Core Ultra 7 265K | AMD Ryzen 9 7950X | Intel Core Ultra 9 285K | Core i9 | Intel Core i9 14900KF |
| RAM (GB) | 32 | 32 | 32 | 32 | 64 | 64 |
| Storage (GB) | 2048 | 2048 | 4096 | 2000 | 5120 | 8000 |
| GPU | NVIDIA GeForce RTX 5080 | NVIDIA GeForce RTX 5080 | NVIDIA GeForce RTX 5070 Ti | NVIDIA GeForce RTX 5080 | NVIDIA GeForce RTX 5070 OC | NVIDIA GeForce RTX 5070 |
| Form Factor | aio | mid-tower | mid-tower | desktop | mid-tower | mid-tower |
| Psu W | 850 | 850 | 850 | 1500 | - | 850 |
| OS | Windows 11 Home | Windows 11 Pro | Windows 11 Home | Windows 11 Home | Windows 11 Pro | Windows 11 Home |
| Compare | Compare | Compare | Compare | Compare |
| Product | CPU | GPU | RAM | Ports | Storage | User Sentiment | Reliability | Social Proof |
|---|---|---|---|---|---|---|---|---|
| Thermaltake Reactor 9880S T6WT-X870-580-LCS | 80.3 | 90.8 | 91.6 | 88.3 | 84.8 | 75.5 | 11.2 | 58.9 |
| HP OMEN GT22-3080 Compare | 95.8 | 90.8 | 79.8 | 92.9 | 91.8 | 75.5 | 69.4 | 87.3 |
| Lenovo Legion Tower 5a Gen 10 Compare | 96.5 | 88.2 | 79.8 | 89.5 | 98.5 | 0 | 69.4 | 100 |
| Dell Area-51 Compare | 97.4 | 90.8 | 91.6 | 99.5 | 87.1 | 0 | 69.4 | 66.6 |
| The Horizon Pcs Autherium Dragon PITPJ7JXJ Compare | 99.1 | 84.7 | 93 | 98.9 | 97.4 | 96.6 | 11.2 | 91.1 |
| CLX SET TGMSETRTU5204BM Compare | 94.2 | 84.7 | 96.9 | 85.5 | 99.2 | 98.2 | 11.2 | 96 |
Price
Value & Pricing
Here's the thing: the value depends entirely on where you buy it. Amazon has it listed between $3,744 and $4,236, and that $492 spread is not pocket change. Newegg's listing is the one to watch, but honestly, at this price point you're paying a premium for the unique case and the convenience of a prebuilt. If you can snag it at the lower end of that range, it's a solid deal for the specs. At the high end, you're paying for the looks.
Read more
Overview
The Thermaltake Reactor 9880S is a weird, wonderful beast. It's a prebuilt gaming PC that actually looks like something from a sci-fi movie, with that octagonal prism case and panoramic glass. But the real story here is the guts: a Ryzen 7 9800X3D and an RTX 5080. That's a combo that'll chew through 4K gaming and creative work without breaking a sweat. The catch? Reliability is a real concern, and the price swings wildly depending on where you buy it.
Common Questions
Q: What kind of power supply does it come with?
It's an 850W unit. That's plenty for the 9800X3D and RTX 5080, though a few owners reported getting a faulty one in their first unit.
Q: Is the WiFi any good?
It has Wi-Fi 7, which is great on paper. But some users had to install a separate WiFi card or tweak Windows settings to get it working reliably. Annoying, but fixable.
Q: Can I upgrade the RAM later?
Yes, but Thermaltake's ToughRam is pricey. You're better off buying a different brand of DDR5 if you want to add more later.
Who Should Skip This
If you're looking for a reliable, no-fuss prebuilt that just works, this isn't it. The reliability score is one of the worst we've seen, and the user reviews back that up. Go get a Lenovo Legion Tower 5a Gen 10 instead. It's boring, but it won't make you troubleshoot WiFi on day one.
Verdict
The Thermaltake Reactor 9880S is a fantastic gaming PC with a serious reliability asterisk. The specs are top-tier, the cooling is legit, and the case is a conversation starter. But our data shows a reliability score in the 11th percentile, and user reviews mention faulty power supplies and WiFi issues. If you're willing to roll the dice on a unique-looking machine and maybe troubleshoot a bit, it's a great performer. If you want something that just works out of the box, look elsewhere.