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MSI MAG PANO M100R mid-tower chassis with RGB lighting and liquid cooling visible

MSI

MSI MAG PANO M100R Ryzen 9 9900X RTX 5090 128GB DDR5 4TB NVMe 1200W liquid cooled gaming PC

SKU CH-Z4YG-BNJ2E

A liquid-cooled desktop with a 12-core 4.4GHz Ryzen 9 9900X, RTX 5090 32GB GDDR7, 128GB DDR5 and 4TB NVMe runs Windows 11 Home on a 1200W supply

  • CPU TypeAMD Ryzen 9 9000 Series
  • CPU NameAMD Ryzen 9 9900X
  • Installed Qty1
  • Max Supported Qty1
  • CPU Base Frequency4.4GHz
  • CPU Socket TypeAM5

CPU AMD Ryzen 9 9900X

Video Card Geforce RTX 5090

Memory|Storage 128GB DDR5|4 TB SSD

  • 12-core Ryzen 9 9900X at 4.4 GHz for high frame rates
  • RTX 5090 with 32 GB GDDR7 drives 4K and VR gaming
  • 128 GB DDR5 across four slots handles heavy multitasking
  • 4 TB NVMe SSD stores a large game library
  • 360 mm liquid cooler and 1200 W supply sustain peak loads

Ready-to-play gaming desktop

This MSI MAG PANO M100R desktop arrives fully assembled with Windows 11 Home installed and all components tested. It targets enthusiasts who want maximum frame rates in 4K without building a system themselves. Buyers who prefer to select every part individually or need a compact form factor should look elsewhere.

Thermals and acoustics

A 360 mm liquid cooler handles the 12-core Ryzen 9 9900X at its 4.4 GHz base frequency, keeping CPU temperatures stable during extended sessions. The 1200 W power supply delivers headroom for the RTX 5090 and 128 GB of DDR5 without running near its limit. Fan curves stay quiet at idle and rise only under sustained load.

Graphics memory capacity

The GeForce RTX 5090 provides 32 GB of GDDR7 video memory, the single spec that determines whether this system fits workloads such as 8K texture packs, large language models or multi-monitor simulation. If your software needs more VRAM than 32 GB, this configuration will not suffice.

Highlights

  • 12-core Ryzen 9 9900X at 4.4 GHz for high frame rates
  • RTX 5090 with 32 GB GDDR7 drives 4K and VR gaming
  • 128 GB DDR5 across four slots handles heavy multitasking
  • 4 TB NVMe SSD stores a large game library
  • 360 mm liquid cooler and 1200 W supply sustain peak loads

Specifications

CPU TypeAMD Ryzen 9 9000 Series
CPU NameAMD Ryzen 9 9900X
Installed Qty1
Max Supported Qty1
CPU Base Frequency4.4GHz
CPU Socket TypeAM5
CPU Main Features64 bit 12-Core Processor
GPU/VGA TypeNVIDIA GeForce RTX 5090
GPU Memory32GB GDDR7
Graphics CardGeForce RTX 5090
Graphics InterfacePCI Express x16
Virtual Reality ReadyYes
Memory Capacity128GB DDR5
Memory SpeedDDR5
Form FactorDesktop
Memory Slot (Total)4
Memory Slots (Available/Total)4
SSD4TB NVMe
Storage Spec4TB SSD
Operating SystemWindows 11 Home
Power Supply1200W
GraphicsRTX 5090
TypeGaming & Entertainment
AI FeaturesAI Ready
UsageConsumer
ColorBlack
ProcessorRyzen 9 9900X
Processor Main Features64 bit 12-Core Processor
Memory128 GB
AudioSound card - Integrated
Ethernet2.5G Ethernet
Wireless CardYes
CaseMSI MAG PANO M100R
Cooling SystemLiquid Cooling
Windows 11Ready
Special FeaturesRGB Lighting
WiFi GenerationWi-Fi 6E
WLANWi-Fi 6E
BluetoothBluetooth v5.3
BrandArsenalPC
ChipsetAMD AM5
Motherboard NameAM5 Motherboard WIFI DDR5
Screen SizeNo Screen
Front USB1
Video Ports1 x HDMI 2.1b, 3 x DisplayPort 2.1b
Rear USB9
RJ451 port
Package TypeRetail

Other versions of this model

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Same family, different memory, cooler or clock — compare before you commit.

Questions about this item

How is the 360 mm liquid cooler installed and which orientation step is often missed?

The 360 mm liquid cooler arrives pre-filled and mounted on the Ryzen 9 9900X; the step many builders miss is orienting the radiator so the tubes enter at the bottom to prevent air pockets in the pump.

What maintenance will the 360 mm liquid cooler and 1200 W power supply need later?

Check the 360 mm radiator fins for dust every few months and verify the 1200 W PSU fan spins freely; the sealed loop requires no coolant top-up unless a leak appears.

What thermal limit appears first on the Ryzen 9 9900X during sustained loads?

The 12-core Ryzen 9 9900X hits its maximum junction temperature before the 360 mm liquid cooler can shed more heat, causing the CPU to throttle clock speeds.

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