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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

  • Screen sizeNo Screen
  • ProcessorAMD Ryzen 9 9000 Series
  • Graphics memory16 GB GDDR6
  • RAM capacity128 GB DDR5
  • SSD storage1 TB NVMe
  • ChipsetAMD AM5

CPU AMD Ryzen 9 9900X3D

Video Card AMD Radeon RX 9070

Memory 128GB DDR5

Storage 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.

How it compares

Measured against everything we stock in Gaming PCs, at today’s prices. Recalculated every night.

Price $3,330.99
Pricier than about 65% of the 24,925 comparable items (median $2,694.99).
Graphics memory 16 GB GDDR6
Typical for this category: the median of 10,551 items is 16 GB.
RAM capacity 128 GB DDR5
Higher than about 80% of the 24,338 comparable items (median 32 GB).

New to this? Buying a gaming PC with crypto — what to check, what it costs to pay, and what is never asked for.

Specifications

Product
Brand nameASUS
Product typeGaming & Entertainment
Recommended useConsumer
Product colorBlack
Processor
ProcessorAMD Ryzen 9 9000 Series
CPU modelAMD Ryzen 9 9900 × 3D
CPURyzen 9 9900 × 3D
CPU socketAM5
ChipsetAMD AM5
Base clock speed4.4 GHz
Installed motherboardASUS AM5 Motherboard WIFI DDR5
Memory
RAM capacity128 GB DDR5
Memory size128 GB
RAM type and speedDDR5
Total memory slots4
Memory slots4
Storage
SSD storage1 TB NVMe
Storage configuration1 TB SSD
Display
Screen sizeNo Screen
Graphics
Graphics memory16 GB GDDR6
GraphicsAMD Radeon RX 9070
GPU modelRadeon RX 9070
GPURX 9070
GPU interfacePCI Express x16
VR readyYes
Audio & video
SoundSound card - Integrated
Connectivity
Wi-Fi standardWi-Fi 6
Wired network2.5G Ethernet
Wireless adapterYes
Wi-FiWi-Fi 6
Bluetooth support5.2
Ports & slots
Front USB ports2
Video connectors1 x HDMI 2.1, 3 x DisplayPort 2.1
Rear USB ports9
Ethernet port1 port
Power
Power supply750 W
Size & build
Form factorDesktop
ChassisASUS TUF GT502
Compatibility
Windows 11 supportReady
Software
Operating systemWindows 11 Home
More details
AI capabilityAI Ready
Cooling methodLiquid Cooling

Other versions of this model

5 more in the same range

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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