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RTX 5090 Gaming PC Singapore — Asus ProArt PA602, Ryzen 7 9800X3D, $13,300 SGD
Quick answer: This RTX 5090 gaming PC Singapore build runs the Asus Nvidia RTX 5090 32 GB and Ryzen 7 9800X3D with 64 GB DDR5 inside the Asus ProArt PA602, a large mid-tower case with a natural wood front design, priced at SGD $13,300 by Mansa Computers.
Last updated: June 2026
AT A GLANCE
Build Summary
Build Type
4K Gaming PC
Key Components
RTX 5090 32 GB + Ryzen 7 9800X3D
Case
Asus ProArt PA602 Wood Black
Price
SGD $13,300
Watch the Build
An RTX 5090 Gaming PC in the Asus ProArt PA602
This RTX 5090 gaming PC Singapore build pairs the ASUS GeForce RTX 5090 32GB with the Ryzen 7 9800X3D inside the Asus ProArt PA602, a large mid-tower case with a natural wood front design and a clean, understated exterior. The combination is aimed at high-end 4K gaming, with the RTX 5090 providing the graphics performance while the 9800X3D brings AMD's 3D V-Cache architecture to the CPU side of the build.
The rest of the system is built around the same high-end gaming focus. It uses 64GB of G.Skill Trident Z5 Neo RGB DDR5-6000 memory and a 4TB Samsung 9100 Pro Gen 5 NVMe SSD, providing plenty of memory and storage for demanding games and large game libraries.
Cooling is handled by the Thermalright Peerless Assassin 120 together with nine Corsair RX120 RGB fans, while a Seasonic Vertex PX 1200W 80+ Platinum power supply supports the system. The result is a high-spec gaming PC that combines RTX 5090 and 9800X3D performance with the more understated black-and-wood design of the ProArt PA602.
FULL SPECS
What's Inside
Motherboard
Gigabyte X870E Aorus Master X3D ICE Wi-Fi 7 & Bluetooth
Processor
Ryzen 7 9800X3D
Cooler
Thermalright Peerless Assassin 120 Black
Graphics Card
Nvidia RTX 5090 32 GB - Asus
Storage
Samsung 9100 Pro 4 TB Gen 5 SSD
RAM
G.Skill Trident Z5 Neo RGB 64 GB DDR5 6000 MHz
Power Supply
Seasonic Vertex PX 1200 W 80+ Platinum
Case
Asus PA602 ProArt Wood - Black
Operating System
Activated Windows 11 Home 64-Bit
Fans
Corsair RX120 120mm - 9 RGB Fans
Build Photos
Swipe or use arrows to see more photos.
Full Interior View
Full interior view showing the ASUS GeForce RTX 5090 32GB, Thermalright Peerless Assassin 120, Gigabyte X870E AORUS Master X3D ICE motherboard and blue-lit cooling setup.
Thermalright Peerless Assassin 120
Close-up of the dual-tower air cooler installed over the Ryzen 7 9800X3D.
ASUS GeForce RTX 5090 32GB
Close-up of the ASUS graphics card installed inside the system.
ASUS ProArt PA602 Front I/O
Close-up of the top-front controls and connectivity beside the ventilated front section.
Completed ASUS ProArt PA602 Build
Finished exterior view showing the understated black-and-wood chassis and illuminated interior.
PERFORMANCE
What Can This PC Do?
The RTX 5090 32GB is NVIDIA’s flagship GeForce RTX 50-series GPU for high-end 4K gaming. In GamersNexus testing of the RTX 5090 Founders Edition, Dragon’s Dogma 2 averaged 113 FPS at 4K with ray tracing, while Cyberpunk 2077 averaged 53 FPS at 4K RT Ultra with upscaling disabled. Black Myth: Wukong reached 88 FPS at 4K with ray tracing and upscaling. Actual performance varies by game, settings and GPU model. Supported titles can also use NVIDIA DLSS technologies, including Multi Frame Generation.
The Ryzen 7 9800X3D is an 8-core, 16-thread Zen 5 gaming processor with AMD 3D V-Cache. Paired with 64GB of DDR5-6000 memory, it gives this RTX 5090 build a strong CPU foundation for high-frame-rate gaming and demanding 4K titles.
"Nvidia's RTX 5090 marks the debut of the new Blackwell architecture, with new features, higher performance, more memory, and a lot more bandwidth."
Tom’s HardwareTotal Price
SGD $13,300
Pricing as of June 2026. Component prices change with market conditions. Press the WhatsApp button on the right to speak with us if you need help with a PC build for a current quote.
FAQ
Frequently Asked Questions
How much did this RTX 5090 gaming PC cost?
This specific RTX 5090 gaming PC was priced at $13,300 SGD. It includes a Ryzen 7 9800X3D, ASUS GeForce RTX 5090 32GB, 64GB DDR5-6000 memory, a 4TB Samsung 9100 PRO Gen 5 SSD and ASUS ProArt PA602 Wood case. Component prices change over time, so contact Mansa Computers for a current quote.
Is the Ryzen 7 9800X3D a good match for the RTX 5090?
Yes. The Ryzen 7 9800X3D is an 8-core Zen 5 gaming processor with AMD 3D V-Cache and pairs well with the RTX 5090 for a high-end 4K gaming configuration. Actual CPU and GPU utilisation varies by game, resolution and graphics settings.
Can this PC run every game at 4K max settings?
The RTX 5090 is built for high-end 4K gaming, but performance still depends on the game and graphics settings. In GamersNexus testing, Cyberpunk 2077 averaged 53 FPS at 4K RT Ultra with upscaling disabled, while Dragon’s Dogma 2 averaged 113 FPS at 4K with ray tracing. Supported titles can also use NVIDIA DLSS technologies to increase performance.
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