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Triple-fan graphics card in dark grey finish

MSI

MSI Ventus GeForce RTX 4080 16GB GDDR6X 3X OC graphics card

SKU CH-Y681-N4DEK

Triple-fan GeForce RTX 4080 with 16GB GDDR6X, 9728 CUDA cores, HDMI 2.1 and three DisplayPort 1.4a outputs

  • Graphics processorGeForce RTX 4080
  • Memory capacity16 GB
  • Interface typePCI Express 4.0
  • CUDA core count9728
  • Highest resolution7680 × 4320
  • Type of memoryGDDR6X
  • 16 GB GDDR6X on a 256-bit bus fuels 4K and AI workloads
  • 9728 CUDA cores accelerate rendering and compute tasks
  • Triple-fan cooler keeps the 320 W GPU stable under load
  • HDMI 2.1 plus three DisplayPort 1.4a outputs drive four 8K displays
  • PCI Express 4.0 interface delivers full bandwidth to modern platforms

Ventus triple-fan cooling for RTX 4080

The MSI Ventus GeForce RTX 4080 16GB GDDR6X 3X OC uses a triple-fan cooler to move heat away from the GPU during long rendering or gaming sessions. Steady airflow across the heatsink keeps clocks stable when the card runs at its 320 W thermal design power for extended periods.

320 W TDP sustained behaviour

At the rated 320 W thermal design power the card draws continuous current through the PCI Express 4.0 interface and the board power connectors. The triple-fan arrangement is built to maintain that load without throttling, provided the system power supply meets the 750 W recommendation.

16 GB 256-bit GDDR6X frame buffer

The 16 GB memory buffer on a 256-bit bus delivers the bandwidth needed for 4 K and 8 K textures in modern titles. That capacity is the deciding factor for creators and gamers who need high-resolution assets to fit in VRAM without paging to system memory.

How it compares

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

Price $1,300.99
Pricier than about 90% of the 4,285 comparable items (median $354.99).
Memory capacity 16 GB
Higher than about 80% of the 3,563 comparable items (median 8 GB).
CUDA core count 9728
Higher than about 87% of the 1,946 comparable items (median 4,352).

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Specifications

Product
Brand nameMSI
Product lineVentus
Model nameRTX 4080 16 GB VENTUS 3X OC
Processor
TDP rating320 W
Memory
Type of memoryGDDR6X
Display
Highest resolution7680 × 4320
Graphics
Graphics processorGeForce RTX 4080
Memory capacity16 GB
CUDA core count9728
Chipset makerNVIDIA
Graphics seriesNVIDIA GeForce RTX 40 Series
Memory bus width256-Bit
DirectX support12 Ultimate
OpenGL support4.6
Supported displays4
Ports & slots
Interface typePCI Express 4.0
HDMI ports1 x HDMI 2.1
DisplayPort connectors3 x DisplayPort 1.4a
Power
Recommended power supply750 W
Power input connector1 × 16-Pin
Size & build
Max graphics card length322 mm
Card size136 × 63 mm
More details
Cooling solutionTriple Fans

Questions about this item

How loud and hot does the RTX 4080 16GB VENTUS 3X OC get when running all day?

The card uses three fans to dissipate its 320W thermal design power; fan speed and temperature will vary with case airflow and workload.

What power supply and connectors must I already own for this GeForce RTX 4080?

A 750W PSU is recommended and the card plugs into a PCI Express 4.0 x16 slot; ensure your power supply has the required 12VHPWR or PCIe 8‑pin cables.

Will the RTX 4080 16GB VENTUS 3X OC work in my older motherboard with PCIe 3.0?

Yes, the PCI Express 4.0 interface is backward compatible with PCIe 3.0 slots, though bandwidth will be limited to Gen 3 speeds.

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