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ASUS NOCTUA RTX 5080 graphics card with brown and beige dual-fan cooler

ASUS

ASUS NOCTUA GeForce RTX 5080 16GB GDDR7 Edition graphics card

SKU CH-D78T-TZTGZ

Delivers 16GB GDDR7 memory at 30 Gbps with 10752 CUDA cores on a PCIe 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 for high-bandwidth 4K and AI workloads
  • 10752 CUDA cores on the Blackwell architecture deliver raw compute for rendering and inference
  • DLSS 4.0 upscales frames with AI for higher effective frame rates
  • PCI Express 5.0 x16 interface doubles host bandwidth versus PCIe 4.0
  • Two HDMI 2.1b and three DisplayPort 2.1a outputs drive up to four 8K displays

ASUS NOCTUA RTX 5080 16GB GDDR7

The ASUS NOCTUA GeForce RTX 5080 is a graphics card built for enthusiasts and professionals who need high frame rates at 4K and beyond. It pairs the NVIDIA Blackwell architecture with a Noctua-engineered cooling solution for quiet operation under load.

Thermals noise and power draw in normal use

The Noctua collaboration focuses on low acoustic output while maintaining thermal headroom for the 10752 CUDA cores. Power delivery runs over the PCI Express 5.0 x16 interface to support the GPU's 30 Gbps memory speed. Fan curves are tuned to keep noise minimal during typical gaming and creative workloads.

16GB 256-Bit GDDR7 memory decides fit

The 16GB frame buffer on a 256-bit bus determines whether this card fits a workflow that moves large textures or multiple high-resolution displays. It drives up to four monitors at 7680 x 4320 through two HDMI 2.1b and three DisplayPort 2.1a outputs.

How it compares

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

Price $3,847.99
Pricier than about 93% 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 nameRTX5080-16G-NOCTUA
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 graphics card, and what step do builders often miss?

Seat the card firmly in the top PCI Express 5.0 x16 slot until the retention latch clicks, then attach all required 12VHPWR power connectors directly from the PSU — skipping the latch or using adapter cables are the common mistakes.

What maintenance will the Noctua cooling assembly need after extended use?

Remove dust from the heatsink fins and fan blades with low-pressure compressed air every 6–12 months; the sealed fan bearings are rated for long life and do not require lubrication.

What limit appears first when the 10752 CUDA core GPU runs sustained workloads at 30 Gbps memory speed?

The 16 GB GDDR7 frame buffer fills before the 256-bit memory bus saturates, so texture-heavy 7680 x 4320 scenes hit capacity limits first.

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