Description
Unprecedented Liquid-Cooled Performance: ASUS ROG Astral LC GeForce RTX 5090
Unleash the ultimate graphical baseline with the ASUS ROG Astral LC GeForce RTX 5090 32GB GDDR7 PCIe 5.0 OC Edition graphics card. Purpose-built for extreme enthusiasts, competitive high-refresh 4K/8K gamers, and demanding generative AI workstations, the ROG Astral LC series merges raw computing muscle with custom-grade liquid cooling in a clean, self-contained package.
Driven by NVIDIA’s revolutionary Blackwell architecture, this flagship GPU unlocks unprecedented ray tracing efficiency, neural rendering capabilities, and computational throughput. Equipped with next-generation NVIDIA DLSS 4 support, it harnesses dynamic AI frame generation algorithms to deliver buttery-smooth performance in the most graphics-intensive environments imaginable.
Blackwell Architecture, GDDR7 VRAM & Extreme Bandwidth
Underneath its slick exterior, the ASUS ROG Astral LC geforce RTX 5090 OC is factory-tuned to shatter performance benchmarks right out of the box:
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Staggering CUDA Core Count: Loaded with a massive 21,760 CUDA cores, giving you the raw computational power required for real-time 8K rendering, complex physics, and massive AI workloads.
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Overclocked Boost Clock: Runs at a factory-tuned 2,610 MHz Boost Clock fending off thermal throttling through dedicated liquid dispersion.
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Massive 32GB GDDR7 Memory: Features 32GB of high-speed GDDR7 VRAM operating over an expansive 512-bit bus, churning out a colossal 1.79 TB/s memory bandwidth. This wide pipeline ensures heavy high-resolution textures and multi-gigabyte AI model datasets load instantaneously without bottlenecking.
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PCIe 5.0 Ready: Native PCI Express 5.0 x16 bandwidth support guarantees total compatibility with current and future high-bandwidth motherboard platforms.
Astral LC AIO Liquid Cooling System
Traditional air coolers require bulky heatsinks that stretch across 3.5 to 4 PCIe slots. The ROG Astral LC bypasses space constraints by offloading thermal dissipation to a high-efficiency external radiator:
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Integrated Liquid Loop: A custom-designed cold plate and pump module draw heat directly away from the RTX 5090 GPU die and GDDR7 VRAM modules.
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Compact Card Footprint: Thanks to the liquid cooling design, the physical card length is trimmed down to just 288.46 mm, allowing it to fit into smaller chassis configurations where traditional massive air-cooled GPUs cannot.
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High-Flow Radiator & Quiet Acoustics: Coolant circulates through durable braided tubing to a dedicated high-density radiator, ensuring the GPU maintains maximum OC boost clocks under sustained workloads with minimal fan noise.
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Illuminated RGB Accents: Dynamic, fully customizable RGB lighting elements line the shroud and radiator setup, allowing seamless sync with your PC chassis lighting theme.
Technical Specifications Overview
Specification |
Technical Detail |
GPU Engine / Chipset |
NVIDIA GeForce RTX 5090 (Blackwell) |
Model / Part Number |
ROG Astral LC OC / ASTLC5090032G |
Bus Standard & Interface |
PCI Express 5.0 x16 |
VRAM Capacity |
32GB GDDR7 (512-bit Bus Width) |
Memory Bandwidth |
1.79 TB/s |
CUDA Cores |
21,760 |
Boost Clock Speed |
2,610 MHz (Factory Overclocked) |
Display Outputs |
3x Native DisplayPort 2.1b, 1x Native HDMI 2.1b |
Cooling Solution |
Integrated AIO Liquid Cooling Loop |
Physical Card Length |
288.46 mm (Triple Slot) |
Power Requirements |
1000W Recommended PSU (1x 16-pin 12VHPWR/12V-2×6) |
Next-Gen Connectivity & Box Contents
The ROG Astral LC RTX 5090 comes equipped with cutting-edge display standard outputs: 3x native DisplayPort 2.1b ports and 1x native HDMI 2.1b port, offering ultra-high bandwidth connectivity for 8K monitors and ultra-fast high-refresh-rate 4K displays.
Package Includes:
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1 x ASUS ROG Astral LC GeForce RTX 5090 OC 32GB Graphics Card (with attached AIO Radiator)
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1 x ROG Graphics Card Support Stand / Holder
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1 x ROG Velcro Hook & Loop Organizer
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1 x ROG Collector’s Magnet
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1 x Power Adapter Cable (1 to 4 PCIe Adapter)
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(Note: Missing ROG PCB Ruler)
Important Purchase Terms
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Condition: Sealed in box / Original packaging included.
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System Requirements: Requires a high-performance 1000W or higher power supply equipped with a native 16-pin (12VHPWR/12V-2×6) connector or 4 available PCIe 8-pin cables. Please ensure your PC case has adequate mounting clearance for the liquid cooling radiator.













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