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G450 Gaming PC Intel Core i9 12th Gen 12900K 3.2GHz Processor; NVIDIA GeForce RTX 5070 12GB GDDR7; 32GB DDR5-6000 RAM; 1TB Solid State Drive
- Intel Core i9 12th Gen 12900K 3.2GHz Processor
- NVIDIA GeForce RTX 5070 12GB GDDR7
- 32GB DDR5-6000 RAM
- 1TB Solid State Drive
- Microsoft Windows 11 Pro
- 2.5GbE LAN
- WiFi 6E
- Bluetooth 5.3
- 240mm AIO Cooler
Experience powerful gaming with the PowerSpec G450 Gaming PC, featuring an Intel Core i9-12900K processor, NVIDIA GeForce RTX 5070 graphics, 32GB DDR5 RAM, and a lightning-fast 1TB NVMe SSD for superior speed and multitasking. Perfect for high-performance gaming and creative workloads, this Windows 11 system delivers smooth, immersive visuals. Visit your local Micro Center today to upgrade your setup!
PowerSpec G450 Gaming PC – Engineered for Gamers & Creators
Experience next-level gaming and productivity with the PowerSpec G450 Gaming PC, engineered to deliver blazing-fast performance. Whether you're crushing the competition in 4K gaming, streaming, or tackling intensive creative workloads, this powerhouse PC is built to exceed your expectations.
Intel Core i9-12900K processor and 240mm AIO Liquid Cooler
At the heart of the PowerSpec G450 lies the Intel Core i9-12900K processor, a 16-core, 24-thread monster designed to crush demanding games and intensive workloads. Paired with a high-performance 240mm AIO liquid cooler, this CPU stays ice-cold even under extreme loads, ensuring sustained peak performance without thermal throttling.
NVIDIA GeForce RTX 5070 GPU
At the heart of the PowerSpec G450 lies the Intel Core i9-12900K processor, a 16-core, 24-thread monster designed to crush demanding games and intensive workloads. Paired with a high-performance 240mm AIO liquid cooler, this CPU stays ice-cold even under extreme loads, ensuring sustained peak performance without thermal throttling.
32GB of DDR5-6000 RAM and 1TB PCIe 4.0 NVMe SSD
With 32GB of DDR5-6000 RAM, the G450 ensures ultra-responsive multitasking, allowing you to stream, game, and create without slowdowns. Storage is equally impressive, thanks to a 1TB PCIe 4.0 NVMe SSD that slashes load times and delivers near-instant access to your games, apps, and files.
Black PowerSpec/Lian Li ATX 205 Mesh case
Housed in a black PowerSpec/Lian Li ATX 205 Mesh case, this gaming PC combines aggressive style with superior airflow. The mesh-front design maximizes cooling efficiency, while customizable RGB lighting lets you personalize your rig to match your setup.
Optimized for Windows 11 Pro
Pre-loaded with Windows 11 Pro, the G450 is optimized for gaming, productivity, and security. Plus, with a Microsoft Office 365 trial included, you can jump straight into work, gaming, or content creation.
Backed by Reliable Support
Every PowerSpec G450 comes with a 1-year warranty featuring a 48-hour turnaround labor guarantee, giving you peace of mind with fast, hassle-free service if needed.
The Ultimate Gaming Machine Available At Micro Center
From competitive esports to content creation, the PowerSpec G450 is engineered to dominate. With top-tier specs, future-proof performance, and a sleek, cooling-optimized chassis, this gaming PC is built to exceed expectations.
Upgrade to the PowerSpec G450 today and experience gaming at its finest!
Product Information
General Information
3.5" Drive
Operating System
Case & Motherboard
Processor (CPU)
Memory (RAM)
Solid State Drive
Display
Graphics/Video
DLAA
Ray Reconstruction
Frame Generation
DirectX 12 Ultimate
OpenGL 4.6
DLSS 4
Multi Frame Generation
Vulkan 1.4
Audio
Communications
802.11b
802.11g
WiFi 5 (802.11ac)
WiFi 4 (802.11n)
WiFi 6 (802.11ax)
WiFi 6E (802.11ax)
Front/Top Panel Ports
1 x USB 3.2 (Gen 2 Type-C)
1 x microphone
Back Panel Ports
1 x USB 3.2 (Gen 2 Type-C)
1 x USB 3.2 (Gen 2 Type-A)
Expansion Bays
Expansion Slots
Keyboard
Mouse
Power
Physical Specifications
Package Contents
Warranty
Vendor Warranty:
- Parts: 1 Year Limited
- Labor: 1 Year Limited
Vendor Support:
- Main Website: http://www.powerspec.com
- Support Website: http://www.powerspec.com/support/index.phtml
- Support Phone #: 614-850-3670
Micro Center 15 Day Return Policy
We guarantee your satisfaction on every product we sell with a full refund - and you won't even need a receipt.* We want you to be satisfied with your Micro Center purchase. However, if you need help or need to return an item, we're here for you!
If an item you have purchased from us is not working as expected, please visit one of our in-store Knowledge Experts for free help, where they can solve your problem or even exchange the item for a product that better suits your needs.
If you need to return an item, simply bring it back to any Micro Center store for a full refund or exchange.
*If you are a Micro Center Insider or if you have provided us with validated contact information (name, address, email address), you won't even need your receipt.
Accelerate Your Returns with Micro Center's Online Return Check-in!
Desktop / Notebook Computers, Tablets, Processors, Motherboards, Digital Cameras, Projectors, Cell Phones, 3D Printers, 3D Scanners, drones, and specific Branded Game Simulator Accessories may be returned within 15 days of purchase. All other products may be returned within 30 days of purchase. Merchandise must be in new condition, with original carton/UPC, and all packaging/accessories/materials. If you need to return software, a game or a movie, remember that you may not retain any copies - it's not legal, and it's not nice.
VR headsets and Headphones (including AirPods, earbuds, and over-the-ear products) are only eligible for return if deemed defective.
Aerial Drones
Micro Center is happy to honor its customary 15-day return policy for Aerial Drone returns due to product defect or customer dissatisfaction.
Unfortunately, we cannot accept returns with damage due to pilot error. So let’s be careful out there!
As of December 21, 2015 all drones, regardless of purchase date, between 0.55 lb (8.82 oz, 250 g, 0.25 kg) and 55 lb take-off weight are required by the FAA to be registered for outdoor use. Details regarding registration can be found at: https://www.faa.gov/uas/getting_started/
Refunds will be credited to the credit card or debit card account used for the original purchase.
Micro Center Support:
Walk-in Tech Support
As a service to our customers, Micro Center offers in store technical support. Stop in any of our store locations during regular business hours, and our expert staff will answer your computer questions or help you with things like:

- Hardware troubleshooting
- Wireless and wired networking
- Software configuration
- Upgrades
- Tips and tricks
Support for Micro Center purchases
If you need help with products purchased from Micro Center, please contact one of our knowledgeable tech support reps using the online chat button below, or visit our Tech Support page for additional options and helpful information.
Chat with Tech Support

Tech Support Hours
- Monday - Friday 9 am to 12 midnight
- Saturday 10 am to 12 midnight
- Sunday 11 am to 9 pm
- Eastern Time
- * excluding posted holiday hours
Free assistance is available for the first 60 days on new purchases, excluding internal hardware installations or networking support. For new PowerSpec computers, this free assistance is extended to one year from the date of purchase. Your invoice reference number will be required for free assistance.
Ask your Support Technician about additional options available through our exclusive Priority Care Program.
Tech Support accepts the following credit cards: VISA; MasterCard; Discover
Support Resources
Vendor Warranty:
- Parts: 1 Year Limited
- Labor: 1 Year Limited
Vendor Support:
- Main Website:
http://www.powerspec.com - Support Website:
http://www.powerspec.com/support/index.phtml - 614-850-3670
Micro Center Community
How To
- Video: How to Remove a Printer in Windows 11
- Video: How to Open an Onscreen Keyboard in Windows 11
- Video: How to Perform a Clean Boot in Windows 11
- Video: How to Run a System File Check in Windows 11
- Video: How To Change Audio Settings in Windows 11
- Video: How to Run a Check Disk Scan in Windows 11
- Video: How to Install a Secondary Drive in Windows 11
- Video: How to Reinstall Network Drivers in Windows 11
- Video: How to Change the Main Display in Windows 11
- Video: How to Adjust Display Scaling in Windows 11
- Video: How to Change App Mode Color in Windows 11
- Video: How to Clean Install Video Drivers in Windows 11