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ASUS TUF Gaming RTX 4090 graphics card with triple axial fans and metal exoskeleton visible

ASUS

ASUS TUF Gaming GeForce RTX 4090 24GB graphics card

SKU CH-3X0N-0HR4G

GeForce RTX 4090 with 24GB GDDR6X, 384-bit bus, PCIe 4.0, triple-axial fans and metal exoskeleton for 4K gaming

  • Graphics processorGeForce RTX 4090
  • Memory capacity24 GB
  • Interface typePCI Express 4.0
  • Highest resolution7680 × 4320
  • Boost frequency2550 MHz
  • Type of memoryGDDR6X
  • 24 GB GDDR6X memory enables 8K gaming and heavy creative workloads
  • Boost clock reaches 2550 MHz for high frame rates in demanding titles
  • Triple Axial-tech fans move 23% more air to keep temperatures low
  • Military-grade capacitors rated 20K hours at 105°C protect the power delivery
  • Metal exoskeleton adds rigidity and venting for better heat dissipation

TUF Gaming GeForce RTX 4090 24GB

The ASUS TUF Gaming GeForce RTX 4090 is a graphics card built for 4K gaming and heavy creative workloads. It uses the NVIDIA Ada Lovelace architecture with 24GB of GDDR6X memory across a 384-bit interface. The card connects via PCI Express 4.0 and supports up to four displays through two HDMI 2.1 ports and three DisplayPort 1.4a outputs. It targets users who need high frame rates at 7680 x 4320 resolution.

Thermals and power profile

Axial-tech fans scaled up to deliver 23% more airflow work with dual ball fan bearings rated to last up to twice as long as conventional designs. A metal exoskeleton adds structural rigidity and vents to increase heat dissipation. Military-grade capacitors rated for 20K hours at 105C make the GPU power rail more durable. Auto-Extreme precision automated manufacturing contributes to higher reliability under sustained load.

GPU Tweak III utility

The bundled GPU Tweak III software provides intuitive performance tweaking, thermal controls, and system monitoring. It lets you adjust clock speeds, voltage, and fan curves to match specific workload profiles. Real-time on-screen readouts help track temperatures, utilisation, and power draw while gaming or rendering. The interface consolidates these functions so you can optimise the card without separate tools.

How it compares

Measured against everything we stock in Desktop GPUs & Video Cards, at today’s prices. Recalculated every night.

Price $2,518.99
Pricier than about 91% of the 4,285 comparable items (median $354.99).
Memory capacity 24 GB
Higher than about 91% of the 3,563 comparable items (median 8 GB).
Boost frequency 2550 MHz
Higher than about 70% of the 1,837 comparable items (median 1.89 GHz).

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Specifications

Product
Brand nameASUS
Product lineTUF Gaming
Model nameTUF-RTX4090-24G-GAMING
Part number90YV0IE1-M0AA00
Processor
TDP rating450 W
Memory
Type of memoryGDDR6X
Display
Highest resolution7680 × 4320
Graphics
Graphics processorGeForce RTX 4090
Memory capacity24 GB
Boost frequency2550 MHz
Chipset makerNVIDIA
Graphics seriesNVIDIA GeForce RTX 40 Series
Game clock speed2520 MHz
Memory bus width384-Bit
DirectX support12 Ultimate
OpenGL support4.6
Supported displays4
Audio & video
HDCP support2.3
Ports & slots
Interface typePCI Express 4.0
HDMI ports2 x HDMI 2.1
DisplayPort connectors3 x DisplayPort 1.4a
Power
Recommended power supply1000 W
Power input connector1 × 16-Pin
Size & build
Form factorATX
Max graphics card length348 mm
Card size348.2 × 72.6 mm
Slots occupied3.65 Slot
In the box
In the box1 x Collection Card
1 x Speedsetup Manual
1 x Adapter Cable
1 x TUF Graphics Card Holder
1 x TUF Velcro Hook & Loop
1 x Thank you Card
More details
Cooling solutionTriple Fans

Questions about this item

How do I install the ASUS TUF Gaming GeForce RTX 4090 into my PCI Express 4.0 slot and what step is often missed?

Seat the card firmly until the retention clip clicks, then attach the required 12VHPWR power connector fully; the most common mistake is leaving the power cable partially inserted which causes instability.

What maintenance will the triple-fan cooler with dual ball bearings need over time?

The dual ball fan bearings are rated for longer life than conventional designs, so routine care is limited to blowing dust from the heatsink fins and fan blades every few months using compressed air.

Which limit appears first during sustained heavy loads on the 24GB GDDR6X model?

The GPU boost clock of 2550 MHz will hold until the thermal target is reached; after that the card reduces frequency to stay within its temperature limit, so sustained clocks depend on case airflow.

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