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ASUS PRIME GeForce RTX 5080 graphics card with triple-fan cooler in dark finish

ASUS

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

SKU CH-ZGJY-EABF4

GeForce RTX 5080 with 16GB GDDR7 at 30 Gbps, 10752 CUDA cores, PCIe 5.0 x16, HDMI 2.1b and three DisplayPort 2.1a outputs

  • InterfacePCI Express 5.0 x16
  • Chipset ManufacturerNVIDIA
  • GPU SeriesNVIDIA GeForce RTX 50 Series
  • GPUGeForce RTX 5080
  • ArchitectureBlackwell
  • CUDA Cores10752
  • 16 GB GDDR7 memory at 30 Gbps feeds bandwidth-hungry workloads
  • 10752 CUDA cores accelerate rendering and compute tasks
  • PCI Express 5.0 x16 interface doubles host bandwidth headroom
  • HDMI 2.1b and three DisplayPort 2.1a outputs drive four 8K displays
  • Blackwell architecture with DLSS 4.0 boosts frame rates in supported titles

ASUS PRIME GeForce RTX 5080 16GB

The ASUS PRIME GeForce RTX 5080 16GB GDDR7 OC Edition is a graphics card built on the Blackwell architecture for enthusiasts and creators who need high frame rates at 4K and beyond. It connects via a PCI Express 5.0 x16 interface and delivers 10752 CUDA cores backed by 16GB of 256-bit GDDR7 memory running at an effective 30 Gbps. The card supports DirectX 12 Ultimate and OpenGL 4.6 for modern API workloads. Four simultaneous displays can be driven through one HDMI 2.1b and three DisplayPort 2.1a outputs at up to 7680 x 4320 resolution.

Thermals noise and power

The card draws power through the PCI Express 5.0 slot and supplementary connectors to feed the overclocked GPU and 30 Gbps memory subsystem. A dual-fan cooler with a vapour chamber base dissipates heat across an aluminium fin stack while a 0 dB stop mode halts the fans during light desktop or media playback. Under sustained gaming load the fans ramp to maintain target temperatures without exceeding the board power limit. Power phases are monitored by an onboard controller that balances current across the VRM for stable operation.

Bundled accessories and software

A metal backplate stiffens the PCB and prevents memory hotspots during extended render sessions. The GPU Tweak III utility exposes real-time clock, voltage and fan curves plus a one-click OC Scanner that finds a stable overclock for the 10752 cores. ASUS GPU Guard applies a conformal coating to the circuit board for moisture and dust resistance in humid environments. A magnetic anti-sag bracket is included to keep the card level in vertical mounting orientations.

Highlights

  • 16 GB GDDR7 memory at 30 Gbps feeds bandwidth-hungry workloads
  • 10752 CUDA cores accelerate rendering and compute tasks
  • PCI Express 5.0 x16 interface doubles host bandwidth headroom
  • HDMI 2.1b and three DisplayPort 2.1a outputs drive four 8K displays
  • Blackwell architecture with DLSS 4.0 boosts frame rates in supported titles

Specifications

BrandASUS
SeriesPRIME
ModelPRIME-RTX5080-O16G
Part Number90YV0LX0-M0AA00
InterfacePCI Express 5.0 x16
Chipset ManufacturerNVIDIA
GPU SeriesNVIDIA GeForce RTX 50 Series
GPUGeForce RTX 5080
ArchitectureBlackwell
CUDA Cores10752
Effective Memory Clock30 Gbps
Memory Size16GB
Memory Interface256-Bit
Memory TypeGDDR7
DirectXDirectX 12 Ultimate
OpenGLOpenGL 4.6
Multi-Monitor Support4
HDMI1 x HDMI 2.1b
DisplayPort3 x DisplayPort 2.1a
Max Resolution7680 x 4320
CrossFireX SupportNo
SLI SupportNo
Thermal Design Power360W
Recommended PSU Wattage850W
Power Connector1 x 16-Pin
HDCP ReadyYes
Form FactorATX
Max GPU Length306 mm
Card Dimensions (L x H)12 x 5 x 2 inch
Slot Width2.5 Slots
Package Contents1 x Speedsetup Manual
1 x ASUS Velcro Hook & Loop
1 x Thank You Card
1 x Adapter Cable (1 to 3)?

Questions about this item

How do I install the PRIME-RTX5080-O16G into a PCI Express 5.0 x16 slot and what step is often missed?

Align the card with the PCI Express 5.0 x16 slot, press firmly until the retention latch clicks, then connect the required power cables from the PSU to the card's power connectors. The step often missed is attaching all power cables before closing the case.

What maintenance will the ASUS PRIME GeForce RTX 5080 16GB GDDR7 OC Edition need over time?

Periodically remove dust from the heatsink and fans using compressed air to maintain airflow. Check that the 1 x HDMI 2.1b and 3 x DisplayPort 2.1a ports remain free of debris. No user-serviceable parts inside; memory and GPU are not replaceable.

What limit appears first during sustained heavy loads on the 10752 CUDA Cores with 16GB 256-Bit GDDR7 at 30 Gbps?

The GPU temperature limit is typically reached first under sustained heavy loads, causing the boost clock to throttle. The 16GB 256-Bit GDDR7 memory at 30 Gbps and 10752 CUDA Cores generate significant heat that the cooling system must dissipate continuously.

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