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ASUS TUF GT502 mid-tower with RGB lighting and liquid cooler visible through glass side panel

ASUS

ASUS TUF GT502 Ryzen 9 9900X3D Radeon RX 9070 128GB DDR5 1TB NVMe Liquid Cooled Gaming PC

SKU CH-M3GD-5MA7F

A liquid-cooled desktop with a 12-core Ryzen 9 9900X3D at 4.4GHz, Radeon RX 9070 16GB GDDR6, 128GB DDR5 and 1TB NVMe SSD

  • CPU TypeAMD Ryzen 9 9000 Series
  • CPU NameAMD Ryzen 9 9900X3D
  • Installed Qty1
  • Max Supported Qty1
  • CPU Base Frequency4.4GHz
  • CPU Socket TypeAM5

CPU AMD Ryzen 9 9900X3D

Struck-through versions exist but are not stocked here.

Video Card AMD Radeon RX 9070

Memory|Storage 128GB DDR5|1 TB SSD + 2 TB HDD

  • 12-core Ryzen 9 9900X3D at 4.4 GHz for high-speed multitasking
  • 240 mm liquid cooler keeps CPU temperatures low under load
  • Radeon RX 9070 with 16 GB GDDR6 drives 4K gaming
  • 128 GB DDR5 memory handles heavy workloads and streaming
  • 1 TB NVMe SSD provides fast boot and game loads

ASUS TUF GT502 Ryzen 9 9900X3D Gaming Desktop

This ASUS TUF GT502 desktop pairs a 12-core AMD Ryzen 9 9900X3D processor running at 4.4GHz with an AMD Radeon RX 9070 graphics card holding 16GB GDDR6 memory. It targets gamers and creators who need high core counts and strong 1440p frame rates in a pre-built, liquid-cooled chassis running Windows 11 Home.

240mm Liquid Cooler and 750W Power Supply Thermals

A 240mm liquid cooler handles the Ryzen 9 9900X3D heat output while the 750W power supply feeds the CPU, Radeon RX 9070 and 128GB DDR5 memory. The closed-loop cooler keeps acoustic levels lower than stock air cooling during extended gaming sessions without requiring custom loop maintenance.

128GB DDR5 and 1TB NVMe Storage Ready

Four populated DDR5 slots deliver 128GB total capacity with no free slots for expansion unless modules are replaced. The 1TB NVMe SSD provides the primary boot and game drive; additional storage requires adding drives internally. Windows 11 Home is pre-installed and the system ships tested for immediate use.

Highlights

  • 12-core Ryzen 9 9900X3D at 4.4 GHz for high-speed multitasking
  • 240 mm liquid cooler keeps CPU temperatures low under load
  • Radeon RX 9070 with 16 GB GDDR6 drives 4K gaming
  • 128 GB DDR5 memory handles heavy workloads and streaming
  • 1 TB NVMe SSD provides fast boot and game loads

Specifications

CPU TypeAMD Ryzen 9 9000 Series
CPU NameAMD Ryzen 9 9900X3D
Installed Qty1
Max Supported Qty1
CPU Base Frequency4.4GHz
CPU Socket TypeAM5
CPU Main Features64 bit 12-Core Processor
GPU/VGA TypeAMD Radeon RX 9070
GPU Memory16GB GDDR6
Graphics CardRadeon RX 9070
Graphics InterfacePCI Express x16
Virtual Reality ReadyYes
Memory Capacity128GB DDR5
Memory SpeedDDR5
Form FactorDesktop
Memory Slot (Total)4
Memory Slots (Available/Total)4
SSD1TB NVMe
Storage Spec1TB SSD
Operating SystemWindows 11 Home
Power Supply750W
GraphicsRX 9070
TypeGaming & Entertainment
AI FeaturesAI Ready
UsageConsumer
ColorBlack
ProcessorRyzen 9 9900X3D
Processor Main Features64 bit 12-Core Processor
Memory128 GB
AudioSound card - Integrated
Ethernet2.5G Ethernet
Wireless CardYes
CaseASUS TUF GT502
Cooling SystemLiquid Cooling
Windows 11Ready
Special FeaturesRGB Lighting
WiFi GenerationWi-Fi 6
WLANWi-Fi 6
BluetoothBluetooth 5.2
BrandASUS
ChipsetAMD AM5
Motherboard NameASUS AM5 Motherboard WIFI DDR5
Screen SizeNo Screen
Front USB2
Video Ports1 x HDMI 2.1, 3 x DisplayPort 2.1
Rear USB9
RJ451 port
Package TypeRetail

Other versions of this model

5 more in the same range

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

Questions about this item

How is the 240mm liquid cooler installed, and what step do people get wrong?

The 240mm liquid cooler arrives pre-fitted to the Ryzen 9 9900X3D on the AM5 socket; the step users miss is removing the protective film from the cold-plate before first power-on.

What maintenance or replacement will the 240mm liquid cooler and 750W power supply need later?

The sealed 240mm loop requires no refill; plan to replace the 750W PSU after five to seven years of heavy gaming loads.

What limit shows up first under sustained use with the Ryzen 9 9900X3D and Radeon RX 9070?

The 240mm radiator reaches thermal saturation before the 750W power limit, so CPU clocks throttle first during extended 4.4GHz all-core workloads.

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