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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

  • CPU TypeIntel Core Ultra 9 Series 2
  • CPU NameIntel Core Ultra 9 285K
  • Installed Qty1
  • Max Supported Qty1
  • CPU Base Frequency5.7GHz
  • CPU Socket TypeLGA 1851

CPU Intel Core Ultra 9-285K

Struck-through versions exist but are not stocked here.

Video Card NVIDIA GeForce RTX 5070 12GB

Memory|Storage 128GB DDR5|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.

Highlights

  • 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

Specifications

CPU TypeIntel Core Ultra 9 Series 2
CPU NameIntel Core Ultra 9 285K
Installed Qty1
Max Supported Qty1
CPU Base Frequency5.7GHz
CPU Socket TypeLGA 1851
CPU Main Features64 bit 24-Core Processor
GPU/VGA TypeNVIDIA GeForce RTX 5070
GPU Memory12GB GDDR7
Graphics CardGeForce RTX 5070
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 Supply850W
GraphicsRTX 5070
TypeGaming & Entertainment
AI FeaturesAI Ready
UsageConsumer
ColorBlack
ProcessorCore Ultra 9 285K
Processor Main Features64 bit 24-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 7
WLANWi-Fi 7
BluetoothBluetooth v5.4
BrandASUS
ChipsetIntel LGA 1851
Motherboard NameASUS LGA 1851 Motherboard WIFI DDR5
Screen SizeNo Screen
Front USB2
Video Ports1 x HDMI 2.1b, 3 x DisplayPort 2.1b
Rear USB7
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 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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