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1440p Gaming PC Build Singapore - Ryzen 7 7800X3D + RTX 5070 Ti - $3,691 SGD | Mansa Computers
Quick answer: This 1440p gaming PC build in Singapore runs a Ryzen 7 7800X3D and an Nvidia RTX 5070 Ti 16 GB, priced at $3,691 SGD. It has 32 GB DDR5 RAM and 4 TB NVMe storage in an NZXT H7 Flow case. Built by Mansa Computers for 1440p high-refresh gaming.
Last updated: September 2025
AT A GLANCE
Build Summary
Build Type
1440p High-Refresh Gaming
Key Components
Ryzen 7 7800X3D + RTX 5070 Ti 16GB
Case
NZXT H7 Flow - Black
Price
SGD $3,691
Watch the Build
A 1440p Gaming PC Build in Singapore Around the RTX 5070 Ti
This 1440p gaming PC build in Singapore runs a Ryzen 7 7800X3D and an Nvidia RTX 5070 Ti 16 GB, priced at $3,691 SGD. The budget went into the GPU. The RTX 5070 Ti sits between the RTX 5070 and RTX 5080 in Nvidia's current lineup. Tom's Hardware reviewed it as "a proper high-end GPU" (Tom's Hardware). The 16 GB of GDDR7 VRAM provides useful headroom for modern 1440p gaming and higher texture settings.
The Ryzen 7 7800X3D is AMD's previous-generation 3D V-Cache gaming CPU, with 8 cores and 96 MB of L3 cache. At 1440p, the GPU is the bottleneck in the majority of titles, not the CPU. The performance gap between the 7800X3D and the newer 9800X3D at 1440p is small in gaming scenarios, which makes the 7800X3D a sound choice when the goal is to put more budget into the GPU tier.
The Thermalright Peerless Assassin 120 SE is a dual-tower air cooler. For the 7800X3D, it provides strong cooling performance with a simple dual-tower design. The Lexar NM790 4 TB NVMe Gen 4 SSD covers a full game library and applications in a single drive. The Thermalright 850W 80+ Gold PSU covers the RTX 5070 Ti's power requirements with room to spare. The NZXT H7 Flow case has good front-panel airflow and the internal volume this build needs.
FULL SPECS
What's Inside
Motherboard
Asus B650 TUF-E Gaming Wi-Fi & Bluetooth
Processor
Ryzen 7 7800X3D
Cooler
Thermalright Peerless Assassin 120 SE
Graphics Card
Nvidia RTX 5070 Ti 16 GB - Gigabyte
Storage
Lexar NM790 4 TB NVMe Gen 4 - SSD
RAM
Corsair Vengeance RGB DDR5 32 GB 6000 MHz - Black
Power Supply
Thermalright 850W 80+ Gold
Case
NZXT H7 Flow - Black
Operating System
Activated Windows 11 Home 64-Bit
Fans
3 x Standard Black Fans
Build Photos
Swipe or use arrows to see more photos.
GPU Side Profile
Close-up of the Gigabyte GeForce RTX graphics card installed in the build, showing the side shroud, heatsink stack, and clean power cable routing beneath the air cooler.
Memory and Cooler Detail
Detailed look at the front fan of the Thermalright air cooler beside the Corsair Vengeance RGB memory, highlighting the compact fit and blue lighting accent inside the motherboard area.
Top I/O Detail
Close-up of the NZXT H7 Flow top panel, showing the front I/O layout with the power button, USB-C port, dual USB-A ports, and the fine top mesh that helps maintain the case’s clean, functional design.
Rear Panel View
Back view of the finished system showing the motherboard rear I/O, GPU display outputs, rear exhaust fan position, and the open ventilation pattern of the NZXT H7 Flow chassis.
Completed Build
Three-quarter view of the completed build inside the NZXT H7 Flow, bringing together the mesh front panel, black internal hardware, oversized air cooler, and the Gigabyte graphics card in one clean setup.
PERFORMANCE
Performance at 1440p
FFXIV Dawntrail runs at 187 FPS average at 1440p on the RTX 5070 Ti. Resident Evil 4 averages 199 FPS. Dragon's Dogma 2 runs at 120 FPS. Starfield averages 101 FPS. Black Myth: Wukong runs at 87 FPS at 1440p. All results are from the GamersNexus RTX 5070 Ti review.
At 1440p, the RTX 5070 Ti performs in RTX 4080-class territory in several GamersNexus results, while the uplift over the RTX 4070 Ti Super can be relatively small in some tests (GamersNexus). The 16 GB of GDDR7 VRAM gives the card more room for modern games and higher texture settings. DLSS 4 multi-frame generation is available in supported titles, pushing frame rates higher when the GPU is the bottleneck.
The Ryzen 7 7800X3D keeps the frame time lows tight in cache-sensitive titles. At 1440p, the GPU determines the average frame rate in the majority of games, so the 7800X3D does not limit what the RTX 5070 Ti can deliver. The 4 TB NVMe SSD loads games fast and holds a large library without management overhead.
"A proper high-end GPU, if you can find it at MSRP."
Tom's HardwareTotal Price
SGD $3,691
Pricing as of September 2025. Component prices change. Press the WhatsApp button on the right to speak with us if you need help with a PC build!
FAQ
Frequently Asked Questions
How much does a 1440p gaming PC cost in Singapore?
1440p gaming PC prices in Singapore vary depending on the CPU, GPU, storage, cooling, and case selection. This build with a Ryzen 7 7800X3D and RTX 5070 Ti 16 GB is priced at $3,691 SGD, targeting 1440p high-refresh gaming above 100 FPS in most titles. Builds with the RTX 5080 or RTX 5090 run higher; builds with the RTX 5070 or RX 9070 XT come in lower.
Is the RTX 5070 Ti good for 1440p gaming?
Yes. At 1440p, the RTX 5070 Ti averages 187 FPS in FFXIV Dawntrail, 199 FPS in Resident Evil 4, 120 FPS in Dragon's Dogma 2, 101 FPS in Starfield, and 87 FPS in Black Myth: Wukong. It runs around 22% faster than the RTX 5070 at 1440p. The 16 GB of GDDR7 VRAM covers every current 1440p texture configuration with capacity left for upcoming titles.
Is the Ryzen 7 7800X3D still good for gaming in 2025?
Yes, especially at 1440p. The 7800X3D has 96 MB of 3D V-Cache, which keeps frame time lows tight in cache-sensitive titles. At 1440p, the GPU is the primary bottleneck in most games, so the performance difference between the 7800X3D and the newer 9800X3D in actual gaming is small. The 7800X3D remains a strong gaming CPU and is a sound choice when more budget is allocated to the GPU.
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