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ASUS TUF GT502 mid-tower gaming desktop in dark finish with RGB lighting

ASUS

ASUS TUF GT502 Gaming PC Core Ultra 9 285K RTX 5070 128GB 4TB Liquid Cooled

SKU CH-ZK16-5H00K

Liquid-cooled desktop with 24-core Intel Core Ultra 9 285K, RTX 5070, 128GB DDR5 and 4TB NVMe

  • Screen sizeNo Screen
  • ProcessorIntel Core Ultra 9 Series 2
  • Graphics memory12 GB GDDR7
  • RAM capacity128 GB DDR5
  • SSD storage4 TB NVMe
  • ChipsetIntel LGA 1851

CPU Intel Core Ultra 9-285K

Video Card NVIDIA GeForce RTX 5070 12GB

Show 2 more

Memory 128GB DDR5

Storage 4 TB SSD + 2TBHDD

  • 24-core Intel Core Ultra 9 285K reaches 5.7 GHz for fast compute
  • 128 GB DDR5 memory handles heavy multitasking and large assets
  • 4 TB NVMe SSD stores a vast game library with quick loads
  • RTX 5070 with 12 GB GDDR7 drives high-fidelity 1440p and 4K gaming
  • 240 mm liquid cooler keeps the CPU cool under sustained loads

ASUS TUF GT502 liquid-cooled desktop

This ASUS TUF GT502 system pairs an Intel Core Ultra 9 285K 24-core processor running at 5.7 GHz with an NVIDIA GeForce RTX 5070 graphics card carrying 12 GB of GDDR7 memory. It ships with 128 GB of DDR5 RAM across four slots and a 4 TB NVMe SSD, all powered by an 850 W supply and running Windows 11 Home. Buyers who need a second graphics card or more than 128 GB of memory should look elsewhere.

240 mm liquid cooler thermals and acoustics

A 240 mm liquid cooler handles the CPU heat output, keeping the 24-core chip at stable temperatures during typical gaming sessions. The closed-loop design runs quietly at idle and under moderate load, while the 850 W power supply delivers steady current without audible coil whine. Power draw stays within the unit's rated capacity for everyday workloads.

Sustained load behaviour on Core Ultra 9 285K

Under extended heavy loads the liquid cooler maintains consistent clock speeds on the Core Ultra 9 285K without thermal throttling. The RTX 5070 sustains its boost frequencies thanks to ample case airflow and the 850 W reserve. Frame rates remain stable during long sessions, and the 4 TB NVMe SSD keeps asset streaming smooth throughout.

How it compares

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

Price $3,987.99
Pricier than about 77% of the 24,925 comparable items (median $2,694.99).
Graphics memory 12 GB GDDR7
Lower than about 60% of the 10,551 comparable items (median 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
ProcessorIntel Core Ultra 9 Series 2
CPU modelIntel Core Ultra 9 285K
CPUCore Ultra 9 285K
CPU socketLGA 1851
ChipsetIntel LGA 1851
Base clock speed5.7 GHz
Installed motherboardASUS LGA 1851 Motherboard WIFI DDR5
Memory
RAM capacity128 GB DDR5
Memory size128 GB
RAM type and speedDDR5
Total memory slots4
Memory slots4
Storage
SSD storage4 TB NVMe
Storage configuration4 TB SSD
Display
Screen sizeNo Screen
Graphics
Graphics memory12 GB GDDR7
GraphicsNVIDIA GeForce RTX 5070
GPU modelGeForce RTX 5070
GPURTX 5070
GPU interfacePCI Express x16
VR readyYes
Audio & video
SoundSound card - Integrated
Connectivity
Wi-Fi standardWi-Fi 7
Wired network2.5G Ethernet
Wireless adapterYes
Wi-FiWi-Fi 7
Bluetooth supportv5.4
Ports & slots
Front USB ports2
Video connectors1 x HDMI 2.1b, 3 x DisplayPort 2.1b
Rear USB ports7
Ethernet port1 port
Power
Power supply850 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

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Questions about this item

How do I install the 240 mm liquid cooler on the LGA 1851 motherboard, and what step is often missed?

Fasten the radiator to the case fan mounts, attach the pump block to the Core Ultra 9 285K socket, connect the pump header to the CPU fan connector, then plug the pump power into the 850 W supply; the step most people miss is removing the protective film from the cold-plate before seating it on the processor.

What maintenance will the 240 mm liquid cooler and 850 W power supply need later?

Clean radiator fins and case filters every few months; the sealed 240 mm loop requires no fluid changes, and the 850 W unit has no user-serviceable parts — just keep airflow clear.

Which limit appears first during sustained loads — CPU thermal throttling or GPU power ceiling?

The 240 mm liquid cooler keeps the 24-core Core Ultra 9 285K within its thermal envelope, so the RTX 5070 12 GB GDDR7 power limit is reached before CPU throttling occurs.

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