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ASUS NOCTUA GeForce RTX 5080 graphics card with brown and beige Noctua fans

ASUS

ASUS NOCTUA GeForce RTX 5080 16GB GDDR7 OC Edition graphics card

SKU CH-FRAS-EESW8

A GeForce RTX 5080 with 16 GB of 256-bit GDDR7 memory, 10752 CUDA cores and DLSS 4.0 on a PCI Express 5.0 x16 interface

  • Graphics processorGeForce RTX 5080
  • Memory capacity16 GB
  • Interface typePCI Express 5.0 x16
  • CUDA core count10752
  • Highest resolution7680 × 4320
  • Type of memoryGDDR7
  • 16 GB GDDR7 memory at 30 Gbps delivers high bandwidth for 4K and AI workloads
  • 10752 CUDA cores on Blackwell architecture provide compute density for ray tracing and generative tasks
  • DLSS 4.0 upscaling and frame generation boost frame rates without native render cost
  • PCI Express 5.0 x16 interface doubles link bandwidth versus 4.0 for faster asset streaming
  • 2 HDMI 2.1b and 3 DisplayPort 2.1a outputs drive up to four 8K displays at 7680 x 4320

Ready for 4K workflows and high-refresh gaming

This ASUS NOCTUA GeForce RTX 5080 card pairs the Blackwell architecture with 16GB of GDDR7 on a 256-Bit bus. The 10752 CUDA cores and 30 Gbps effective memory clock give headroom for 4K content creation and competitive gaming. PCI Express 5.0 x16 and DLSS 4.0 support keep the data path wide for modern titles and creative apps.

Thermals noise and power in daily use

The Noctua collaboration brings a focus on lower acoustic output under load. In typical gaming sessions the card runs cooler and quieter than reference designs without needing extreme fan curves. Power draw scales with the 5080 chipset so a robust PSU is recommended for sustained boost clocks. Idle power remains low for multi-monitor desktop work.

Build quality and connector layout

A reinforced frame and premium fan assembly reflect the NOCTUA branding. Two HDMI 2.1b and three DisplayPort 2.1a ports drive up to four displays at 7680 x 4320. The standard dual-slot bracket fits most ATX cases while the PCIe 5.0 edge connector ensures full bandwidth on current platforms. No external power adapters are mentioned in the specifications.

How it compares

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

Price $2,551.99
Pricier than about 91% 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 10752
Higher than about 90% of the 1,946 comparable items (median 4,352).

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Specifications

Product
Brand nameASUS
Product lineNOCTUA
Model nameRTX5080-O16G-NOCTUA D7
Processor
TDP rating360 W
Memory
Type of memoryGDDR7
Display
Highest resolution7680 × 4320
Graphics
Graphics processorGeForce RTX 5080
Memory capacity16 GB
CUDA core count10752
Chipset makerNVIDIA
Graphics seriesNVIDIA GeForce RTX 50 Series
GPU architectureBlackwell
Effective memory speed30 Gbit/s
Memory bus width256-Bit
DirectX support12 Ultimate
OpenGL support4.6
Supported displays4
CrossFireX compatibilityNo
Multi-GPU supportNo
Audio & video
HDCP supportYes
Ports & slots
Interface typePCI Express 5.0 x16
HDMI ports2 x HDMI 2.1b
DisplayPort connectors3 x DisplayPort 2.1a
Power
Recommended power supply850 W
Power input connector1 × 16-Pin
Size & build
Max graphics card length358 mm
Card size14.1 × 5.9 × 3 in
Slots occupied3.8 Slots

Questions about this item

How do I install the PCI Express 5.0 x16 card, and what step do builders often miss?

Seat the card fully in the top PCIe 5.0 x16 slot until the retention latch clicks, then attach the required 12VHPWR power connector directly from the PSU without daisy-chaining, and secure the rear bracket screw to prevent sag.

What maintenance will the Noctua cooling assembly need over time?

Use compressed air to clear dust from the heatsink fins and fan blades every six to twelve months; the fans use sealed bearings so no lubrication is required, and the thermal pads and paste are rated for the card's service life.

What limit appears first when the 10752 CUDA cores run sustained loads at 30 Gbps memory speed?

The 256-bit GDDR7 memory subsystem reaches its 30 Gbps bandwidth ceiling before the compute units saturate, so prolonged 4K or 7680 x 4320 workloads become memory-throughput bound.

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