MG-1 Ultimate
Control Resonant
Get Control Resonant when you buy this MG-1. Promo ends October 13. While supplies last. Terms apply. Learn more →
Onimusha: Way of the Sword
Get Onimusha: Way of the Sword when you buy this MG-1. Promo ends October 24. While supplies last. Terms apply. Learn more →
Lead times are estimates of build times before your order ships. Lead time begins after your order is processed. Expedited shipping is available as an option in checkout. Expedited shipping does not lower lead time estimates or expedite order processing.
- Case
- MAINGEAR MG-1 MK.II Mid Tower (Black)
- Graphics
- NVIDIA GeForce RTX 5090 Founder's Edition
- Processor
- AMD RYZEN 9 9950X3D2
- Memory
- 64GB RGB DDR5 6000MT/s (2x32GB)
- Storage
- 4TB T-Force Gen4 A440 Pro NVMe SSD
- Cooling
- MAINGEAR EPIC 360mm AIO
- Motherboard
- ASRock Phantom Gaming X870E Nova Wi-Fi
- Power supply
- MSI MAG 1250W A1250GL 80+ Gold
- Operating system
- Windows 11 Home
Real frames from this exact config
Average FPS measured in-house on this MAINGEAR MG-1 configuration, so you know what you're buying before you buy it. Pick your target resolution:
Expected average FPS, as observed through our testing methodology · More info
Average FPS captured on this configuration with fixed per-game settings, rounded down to the nearest whole frame. All advertised FPS data are estimates and not guarantees for your individual PC. Your results may vary with drivers, game updates, settings, and variances between individual components. While MAINGEAR strives to deliver consistent performance, variances from advertised FPS data is not grounds for determining if a system meets MAINGEAR's performance standard, and all FPS data is provided as information only. Performance and quality assurance for your individual system is measured using standardized stress and performance testing methodology, not FPS benchmarks.
Quiet power. Loud personality.
The MG-1 is made to tell your story. Every detail, inside and out, is tuned to your specification, the swappable front panel, the premium lighting, and the curated components inside.
High-Fidelity RGB
With the MG-1 you get high quality RGB, and more of it. Diffused by design, lighting moves across each component with intention. Your MG-1 doesn't just glow, it makes a statement.
Swappable Panel Art
Give your MG-1 a new look with an easy to swap magnetic front panel. No tools required or fussing with wires, just grab your new panel art and pop it on. Brand new look, same PC.
Built to ship
Every MG-1 is engineered to arrive safely at your doorstep, including secure double layered packaging and a custom GPU bracket. Ready to game out-of-the-box, no foam removal required.
Complete your MG-1
With anime inspired characters, monster mashups, breathtaking scenescapes, and custom designs, no MG-1 is truly complete until you add panel art. With over 40 designs in a seasonally rotating gallery, the hardest part is just choosing your next look.
Motherboard cables: managed
Every MG-1 receives obsessive cable management from our enthusiast technicians. We strive to make every aspect of your PC pristine, even if you never actually see it.
Drag the slider to remove the back panel and admire the attention to every detail. Everything hidden back there gets obsessive, hand-routed cable management from our enthusiast technicians.
Engineered to perform
The MG-1 prioritizes balanced CPU and GPU cooling to ensure you get more FPS in every game. Guided by our meticulous obsession for cooling, fresh intake air naturally flows through the chassis, letting you game without compromise. (Configuration may vary from pictured)
Components you can trust
MAINGEAR MG-1 MK.II Mid Tower (Black)
NVIDIA GeForce RTX 5090 Founder's Edition
AMD RYZEN 9 9950X3D2
64GB RGB DDR5 6000MT/s (2x32GB)
4TB T-Force Gen4 A440 Pro NVMe SSD
MAINGEAR EPIC 360mm AIO
ASRock Phantom Gaming X870E Nova Wi-Fi
MSI MAG 1250W A1250GL 80+ Gold
Windows 11 Home
Components listed are available while supplies last.
The press recommends MAINGEAR
"The all-new MG-1 is the Gaming Desktop winner at the 2026 TWICE VIP Awards"
MAINGEAR MG-1
Grant Morgan"An outstanding gaming pre-built that I have a hard time knocking for anything"
MAINGEAR MG-1 Ultimate
Cale Hunt"MAINGEAR's MG-1 is one of the best gaming desktops on the market"
MAINGEAR MG-1 Ultimate
Michael Justin Allen Sexton[The MG-1] is filled with components that could tear through benchmarks if they were packed inside a shoebox with an ice pack.Kyle Barr
"The MG-1 Is a boutique PC that understands the assignment"
MAINGEAR MG-1 Ultimate
Josh CottsOwners love their PCs too
★ 4.9/5 average across 400+ verified customer reviews
I wanted the Cadillac of builds—powerful, stylish, and tailored exactly to my needs. MAINGEAR exceeded my expectations, and they’ve gained a super fan for life.
MAINGEAR MG-1
Fletcher, Google ReviewPC is running like a dream!
MAINGEAR MG-1
Josue, Klaviyo ReviewA beautiful and well-made gaming rig with everything I need.
MAINGEAR MG-1 Elite
Stephen, klaviyo ReviewI purchased the MG-1 to upgrade an old setup and I could not be happier. The computer runs amazing for gaming, streaming, and work.
MAINGEAR MG-1
Justin, Trustpilot ReviewMG-1 questions, answered
Detailed tech specs
Every port, connection, and clearance in the MG-1. Get to know every detail about your new PC while you wait for it to arrive.
Case
- Model
- MAINGEAR MG-1 MK.II Mid Tower (Black)
- Front Panel
- Hot-swappable magnetic panels with diffused LED lighting
- MAINGEAR Defused RGB Strip
- No exposed diodes just premium RGB lighting
- Dimensions (W×H×D)
- 18.70 × 19.60 × 9.05 in (475 × 498 × 230 mm)
- GPU clearance
- Up to 15.35 in (390mm), includes 20mm clearance for GPU mounting bracket
- Radiator support
- Up to 13.78 in (350mm), top-mounted
- Front panel USB-C
- 1× USB-C 20Gbps
- Front panel USB-A
- 1× USB-A 5Gbps
- Front panel audio
- 1× 3.5mm headphone/mic combo
- Front panel controls
- Power button, Reset button
Graphics
- Model
- NVIDIA GeForce RTX 5090 Founder's Edition
- Video memory
- 32GB GDDR7
- Memory interface
- 512-bit
- Memory bandwidth
- 1792 GB/sec
- CUDA cores
- 21,760
- Boost clock
- 2.41 GHz
- Power connector
- 4x PCIe 8-pin (adapter included) or 1x 600W PCIe Gen 5
- Total graphics power
- 575W
- Features
- DLSS 4.5, Reflex 2, ray tracing
- Display outputs
- 3x DisplayPort 2.1b, 1x HDMI 2.1b
Processor
- Model
- AMD RYZEN 9 9950X3D2
- Cores / threads
- 16 cores / 32 threads
- Base clock
- 4.3 GHz
- Boost clock
- Up to 5.6 GHz
- Cache
- 192MB L3 (Dual AMD 3D V-Cache), 16MB L2
- TDP
- 200W
- Socket
- AM5
- Memory support
- Up to DDR5-5600 native (2 modules), DDR5-3600 (4 modules)
Memory
- Model
- 64GB RGB DDR5 6000MT/s (2x32GB)
- Capacity
- 64GB
- Configuration
- 2x32GB
- Speed
- 6000MT/s
- RGB Control
- via motherboard
Storage
- Model
- 4TB T-Force Gen4 A440 Pro NVMe SSD
- Interface
- PCIe Gen4x4, backward compatible with PCIe 3.0
- Sequential read speed
- Up to 7,400 MB/s
- Sequential write speed
- Up to 7,000 MB/s
- Protocol
- NVMe 1.4, with NVM Sets and PLM (Predictable Latency Mode) for reduced latency and write loss
Motherboard
- Model
- ASRock Phantom Gaming X870E Nova Wi-Fi
- Chipset / form factor
- AMD X870E, ATX
- Design
- Standard front-connect layout
- GPU slot
- PCIe 5.0 x16
- Rear I/O ports
- 2x USB4 Type-C (40Gbps), 5x USB 3.2 Gen2 Type-A, 3x USB 3.2 Gen1 Type-A, 2x USB 2.0, 1x HDMI 2.1, 1x Optical S/PDIF, audio jacks
- Rear I/O features
- Clear CMOS button, BIOS Flashback button
- Wireless & Ethernet
- Wi-Fi 7 (802.11be, 2.4/5/6GHz), Bluetooth 5.4, Realtek 5Gbps LAN
Power Supply
- Model
- MSI MAG 1250W A1250GL 80+ Gold
- Wattage
- 1250W
- Efficiency rating
- 80+ Gold (up to 90%)
- Form factor
- ATX 3.1 - Fully modular
- PCIe 5.1 connector
- 1x 16-pin (12V-2x6)
- Fan
- 135mm fluid dynamic bearing
- Connectors
- 1x 24-pin ATX, 2x EPS 4+4-pin, 4x PCIe 6+2-pin, 12x SATA, 4x Molex
Cooling
- Model
- MAINGEAR EPIC 360mm AIO
- Radiator size
- 360mm
- Fan configuration
- 3x120mm
- Pump Head
- Low-vibration dual-dissipation
- Mounting
- Exhaust, top-mounted
Operating System
- Model
- Windows 11 Home
Next-gen gaming, built your way.
Your MG-1 is ready
Every MG-1 tells a story. What's yours?
*Financing subject to approval of credit application. 0% APR for 12 months available via Bread Pay on orders of $1,999 or more. Bread Pay™ loans are made by Comenity Capital Bank, a Bread Financial™ company. See maingear.com/pages/finance for full terms. 007 First Light bundle available with qualifying GeForce RTX 50 Series systems for a limited time while supplies last; digital code delivered by email.
