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22% OFF
ARCTIC MX-4 4 g - Premium Performance Thermal Paste for All Processors
US Store
ARCTIC

ARCTIC MX-4 4 g - Premium Performance Thermal Paste for All Processors
4.8

10k+ bought

SGD 18 23

ELEGOO 120pcs Multicolored Dupont Wire M-F, M-M, F-F for Breadboard Jumper
US Store
ELEGOO

ELEGOO 120pcs Multicolored Dupont Wire M-F, M-M, F-F for Breadboard Jumper
4.8

7k+ bought

SGD 19

ARCTIC MX-7 8 g - Ultimate Performance Thermal Paste, Long Durability
US Store
ARCTIC

ARCTIC MX-7 8 g - Ultimate Performance Thermal Paste, Long Durability
4.8

7k+ bought

SGD 22

Rioddas External CD/DVD Drive for Laptop, USB 3.0 CD DVD Player Portable +/-RW Burner CD ROM Reader Writer Disk Duplicator Compatible with Laptop Desktop PC Windows Apple Mac Pro MacBook Linux
US Store
Rioddas

Rioddas External CD/DVD Drive for Laptop, USB 3.0 CD DVD Player Portable +/-RW ...
4.2

6k+ bought

SGD 45

Capture Card, 4K HDMI Video Capture Card, Game Capture Card, 1080P 60FPS Video Capture Device, HDMI to USB 3.0 Capture Card for Streaming, Work with Camera/Xbox/PS4/PS5/PC/OBS
US Store
VIXLW

Capture Card, 4K HDMI Video Capture Card, Game Capture Card, 1080P 60FPS Video ...
4.3

5k+ bought

SGD 52

Thermal Paste CPU 1.8g with Toolkit for CPU GPU IC and Heatsinks
US Store
BSFF

Thermal Paste CPU 1.8g with Toolkit for CPU GPU IC and Heatsinks
4.7

5k+ bought

SGD 18

17% OFF
USB Flash Drive for iPhone/iPad, MFi Certified 3in1, 256GB, Silver
US Store
Techkey

USB Flash Drive for iPhone/iPad, MFi Certified 3in1, 256GB, Silver
4.4

5k+ bought

SGD 59 71

7% OFF
Thermal Grizzly Kryonaut - 1 Gram - Extremely High Performance Thermal Paste + 12 Cleaning Wipes 6 Wet & 6 Dry - for Demanding Applications and Overclocking CPU/GPU/PS4/PS5/Xbox
US Store
Thermal Grizzly

Thermal Grizzly Kryonaut - 1 Gram - Extremely High Performance Thermal Paste + 12 ...
4.6

3k+ bought

SGD 28 30

ELEGOO 3PCS ESP-32 Dev Boards, ESP-WROOM-32, USB-C, WiFi Bluetooth 4.2
US Store
ELEGOO

ELEGOO 3PCS ESP-32 Dev Boards, ESP-WROOM-32, USB-C, WiFi Bluetooth 4.2
4.7

3k+ bought

SGD 42

Video Capture Card, 4K USB3.0 HDMI to USB C, 1080P 60FPS & 2K 30FPS
US Store
Guermok

Video Capture Card, 4K USB3.0 HDMI to USB C, 1080P 60FPS & 2K 30FPS
4.4

3k+ bought

SGD 40

AMD Ryzen 7 5800X3D 8-core, 16-Thread Desktop Processor with AMD 3D V-Cache Technology
US Store
AMD

AMD Ryzen 7 5800X3D 8-core, 16-Thread Desktop Processor with AMD 3D V-Cache ...
4.6

3k+ bought

SGD 587

26% OFF
ARCTIC MX-4 incl. Spatula, 4 g - Premium Performance Thermal Paste
US Store
ARCTIC

ARCTIC MX-4 incl. Spatula, 4 g - Premium Performance Thermal Paste
4.8

3k+ bought

SGD 17 23

20% OFF
CORSAIR RM850e 2025 ATX 3.1 PCIe 5.1 Ready 850W Power Supply Black
US Store
Corsair

CORSAIR RM850e 2025 ATX 3.1 PCIe 5.1 Ready 850W Power Supply Black
4.7

3k+ bought

SGD 204 255

ARCTIC MX-7 4 g - Ultimate Performance Thermal Paste, Long Durability
US Store
ARCTIC

ARCTIC MX-7 4 g - Ultimate Performance Thermal Paste, Long Durability
4.7

3k+ bought

SGD 20

AMD Ryzen 7 5700X 8-Core, 16-Thread Unlocked Desktop Processor
US Store
AMD

AMD Ryzen 7 5700X 8-Core, 16-Thread Unlocked Desktop Processor
4.8

3k+ bought

SGD 343

7% OFF
AMD RYZEN 7 9800X3D 8-Core, 16-Thread Desktop Processor
US Store
AMD

AMD RYZEN 7 9800X3D 8-Core, 16-Thread Desktop Processor
4.8

3k+ bought

SGD 766 826

35% OFF
ARCTIC MX-7 4 g, incl. MX-Cleaner - Ultimate Performance Thermal Paste
US Store
ARCTIC

ARCTIC MX-7 4 g, incl. MX-Cleaner - Ultimate Performance Thermal Paste
4.8

3k+ bought

SGD 24 37

45% OFF
TP-Link WiFi 6 PCIe WiFi Card for Desktop PC- AX3000 Dual Band Network Card
US Store
TP-Link

TP-Link WiFi 6 PCIe WiFi Card for Desktop PC- AX3000 Dual Band Network Card
4.5

3k+ bought

SGD 46 83

21% OFF
CORSAIR Vengeance LPX DDR4 RAM 32GB 2x16GB Up to 3200MHz CL16-20-20-38 1.35V Intel XMP AMD EXPO Computer Memory Black CMK32GX4M2E3200C16
US Store
Corsair

CORSAIR Vengeance LPX DDR4 RAM 32GB 2x16GB Up to 3200MHz CL16-20-20-38 1.35V Intel ...
4.8

2k+ bought

SGD 431 547

24% OFF
Thermal Grizzly PhaseSheet PTM 50x40 mm Phase-Change Thermal Pad CPU GPU
US Store
Thermal Grizzly

Thermal Grizzly PhaseSheet PTM 50x40 mm Phase-Change Thermal Pad CPU GPU
4.5

2k+ bought

SGD 31 41

8% OFF
Thermalright Assassin X120 Refined SE CPU Air Cooler, 4 Heat Pipes, TL-C12C PWM Fan, Aluminium Heatsink Cover, AGHP Technology, for AMD AM4/AM5/Intel LGA 1150/1151/1155/1200/1700/1851AX120 R SE
US Store
Thermalright

Thermalright Assassin X120 Refined SE CPU Air Cooler, 4 Heat Pipes, TL-C12C PWM ...
4.7

2k+ bought

SGD 35 38

9% OFF
AMD Ryzen 5 5500 6-Core, 12-Thread Unlocked Desktop Processor with Wraith Stealth Cooler
US Store
AMD

AMD Ryzen 5 5500 6-Core, 12-Thread Unlocked Desktop Processor with Wraith Stealth ...
4.7

2k+ bought

SGD 166 183

44% OFF
CORSAIR RM1000e 2025 ATX 3.1 PCIe 5.1 Ready 1000W Power Supply Black
US Store
Corsair

CORSAIR RM1000e 2025 ATX 3.1 PCIe 5.1 Ready 1000W Power Supply Black
4.6

2k+ bought

SGD 187 332

M.2 Screws, Motherboard Screw for Asus Gigabyte Asrock MSI Motherboards, Computer Screws for HDD, SSD, Fan, Power Supply, PC Case - PC Screws, M.2 Standoff and Screw
US Store
Trsewmi

M.2 Screws, Motherboard Screw for Asus Gigabyte Asrock MSI Motherboards, Computer ...
4.7

2k+ bought

SGD 17

UGREEN USB 3.0 Switch 2 Computers Sharing USB C & A Devices, 4 Port USB Switcher Sharing Keyboard and Mouse, Printer/Scanner USB Switch Hub for Two Computers with 2 USB3.0 Cables and Controller
US Store
UGREEN

UGREEN USB 3.0 Switch 2 Computers Sharing USB C & A Devices, 4 Port USB Switcher ...
4.1

2k+ bought

SGD 86

Thermal Grizzly Liquid Metal Thermal Paste Conductonaut 1 Gram
US Store
Thermal Grizzly

Thermal Grizzly Liquid Metal Thermal Paste Conductonaut 1 Gram
4.6

2k+ bought

SGD 33

Noctua NF-P12 redux-1700 PWM, Quiet Fan 120mm
US Store
Noctua

Noctua NF-P12 redux-1700 PWM, Quiet Fan 120mm
4.8

2k+ bought

SGD 36

ARCTIC MX-4 incl. Spatula, 8 g - Premium Performance Thermal Paste
US Store
ARCTIC

ARCTIC MX-4 incl. Spatula, 8 g - Premium Performance Thermal Paste
4.8

2k+ bought

SGD 18

18% OFF
AMD RyzenTM 5 9600X 6-Core, 12-Thread Unlocked Desktop Processor
US Store
AMD

AMD RyzenTM 5 9600X 6-Core, 12-Thread Unlocked Desktop Processor
4.8

2k+ bought

SGD 313 383

6% OFF
ELEGOO UNO R3 Project Super Starter Kit with PDF Tutorial for Beginners
US Store
ELEGOO

ELEGOO UNO R3 Project Super Starter Kit with PDF Tutorial for Beginners
4.7

2k+ bought

SGD 81 86

GIGABYTE Radeon RX 9070 Gaming OC 16G Graphics Card, PCIe 5.0, 16GB GDDR6, GV-R9070GAMING OC-16GD Video Card
US Store
GIGABYTE

GIGABYTE Radeon RX 9070 Gaming OC 16G Graphics Card, PCIe 5.0, 16GB GDDR6, ...
4.4

1k+ bought

SGD 1579

Noctua NT-H2 3.5g, High-Performance Thermal Paste and 3 Cleaning Wipes
US Store
Noctua

Noctua NT-H2 3.5g, High-Performance Thermal Paste and 3 Cleaning Wipes
4.8

1k+ bought

SGD 33

17% OFF
CORSAIR RM850x ATX 3.1 PCIe 5.1 Ready Fully Modular 850W Power Supply Low-Noise, Cybenetics Gold Efficiency, Native 12V-2x6 Connector Black
US Store
Corsair

CORSAIR RM850x ATX 3.1 PCIe 5.1 Ready Fully Modular 850W Power Supply Low-Noise, ...
4.7

1k+ bought

SGD 247 298

Antika External CD Drive USB 3.0 Portable Slim External DVD Drive CD DVD +/-RW ROM Burner Writer/Player for MacBook Pro Laptop/Desktops Win 11/10/7/8.1 /XP
US Store
Antika

Antika External CD Drive USB 3.0 Portable Slim External DVD Drive CD DVD +/-RW ROM ...
4.3

1k+ bought

SGD 33

12% OFF
MSI PRO B760-P WiFi DDR4 ProSeries Motherboard - Supports 12th/13th/14th Gen Intel Processors, LGA 1700, DDR4, PCIe 4.0, M.2, 2.5Gbps LAN, USB 3.2 Gen2, HDMI/DP, Wi-Fi 6E, Bluetooth 5.3, ATX
US Store
msi

MSI PRO B760-P WiFi DDR4 ProSeries Motherboard - Supports 12th/13th/14th Gen Intel ...
4.5

1k+ bought

SGD 247 281

7% OFF
AMD Ryzen 5 5600 6-Core, 12-Thread Unlocked Desktop Processor with Wraith Stealth Cooler
US Store
AMD

AMD Ryzen 5 5600 6-Core, 12-Thread Unlocked Desktop Processor with Wraith Stealth ...
4.8

1k+ bought

SGD 260 279

ARCTIC MX-7 2 g - Ultimate Performance Thermal Paste, Long Durability
US Store
ARCTIC

ARCTIC MX-7 2 g - Ultimate Performance Thermal Paste, Long Durability
4.6

1k+ bought

SGD 19

14% OFF
Intel AX210 Tri-Band Wi-Fi 6E Bluetooth 5.3 Network Card for Notebook
US Store
Intel

Intel AX210 Tri-Band Wi-Fi 6E Bluetooth 5.3 Network Card for Notebook
4.8

1k+ bought

SGD 36 42

GIGABYTE WiFi 6E GC-WBAX210 2x2 802.11ax/ Tri-Band WiFi/Bluetooth 5.2/ PCIe Expansion Card
US Store
GIGABYTE

GIGABYTE WiFi 6E GC-WBAX210 2x2 802.11ax/ Tri-Band WiFi/Bluetooth 5.2/ PCIe ...
4.6

1k+ bought

SGD 88

3% OFF
RasTech for Raspberry Pi 5 GaN PD 27W Power Supply 5.1V 5A USB-C Pi 5 Power Adapter for Raspberry Pi 5 16GB/8GB/4GB/2GB
US Store
Ｒ∞ＲａｓＴｅｃｈ

RasTech for Raspberry Pi 5 GaN PD 27W Power Supply 5.1V 5A USB-C Pi 5 Power Adapter ...
4.6

1k+ bought

SGD 29 30

2 in 1 External CD DVD Drive USB 3.0 and Type-C Disc Reader Burner
US Store
JKNJX

2 in 1 External CD DVD Drive USB 3.0 and Type-C Disc Reader Burner
4.3

1k+ bought

SGD 31

12% OFF
UGREEN HDMI KVM Switch 2 Monitors 2 Computers 4K@60Hz, with 4 USB 3.0 Ports
US Store
UGREEN

UGREEN HDMI KVM Switch 2 Monitors 2 Computers 4K@60Hz, with 4 USB 3.0 Ports
4

1k+ bought

SGD 127 144

ARCTIC Liquid Freezer III Pro 360 - AIO CPU Cooler,3 x 120 mm Water Cooling
US Store
ARCTIC

ARCTIC Liquid Freezer III Pro 360 - AIO CPU Cooler,3 x 120 mm Water Cooling
4.3

1k+ bought

SGD 127

10% OFF
SABRENT M.2 NVMe SSD to PCIe X16/X8/X4 Adapter Card, Heatsink
US Store
SABRENT

SABRENT M.2 NVMe SSD to PCIe X16/X8/X4 Adapter Card, Heatsink
4.5

1k+ bought

SGD 38 42

10% OFF
8 in 1 External CD DVD Drive USB 3.0 and Type-C Disc Reader Burner Player
US Store
ASHDOL

8 in 1 External CD DVD Drive USB 3.0 and Type-C Disc Reader Burner Player
4.1

1k+ bought

SGD 47 52

Shop Computer Components Online at Ubuy Singapore for Building, Upgrading, and Repairing Systems

This category includes computer components for desktop builds, laptop upgrades, gaming rigs, workstations, and server hardware.They are ideal for PC builders, gamers, IT professionals, engineers, video editors, and anyone who needs to build or upgrade a computer system.These components are designed for performance, compatibility, and reliability across budget, mid-range, and high-end builds.This category lists more than 100 computer components from the leading international brands.

Key specs include CPU core counts, GPU memory sizes, RAM speeds, and storage capacities etc.

Shop Computer Components Online from Ubuy for Building Your Ultimate Custom PC Rig 

Choosing computer components means selecting the hardware that powers your system. It allows you to customise performance, boost speeds, and personalise your rig to your exact needs, whether for work or play.

You need a dependable setup that brings your digital projects to life. Upgrade your system instantly with a high-performance computer motherboard and processor combo. They quickly eliminate lag using specialised computer parts often preferred for gaming pc builds. 

These tools make system crashes a non-issue. Every premium selection among internal computer hardware parts available here is reliable, and ready for heavy daily workloads.

We offer a wide range of secure equipment from renowned brands to help you find the best desktop computer components or heavy-duty pc upgrade components for high-end workstations. 

Our selection includes computer cooling components, essential custom PC build components, and top-tier gaming PC components online, available for import directly to your doorstep.

Huge Deals and Offers on Computer Components Online at Ubuy

Save big with great deals and exclusive discounts on high-performance CPUs, GPUs, RAM kits, SSDs, and complete component bundles. We make it easy to build or upgrade your system without breaking the bank.

Take a look at our wide selection of computer parts for sale online to build a custom system that perfectly matches your performance goals and budget.

Central Processing Unit (CPU)

What it is: A CPU is the main processor that executes instructions and manages all operations in a computer system.

Why it is used: Use a CPU if you need the core computing power for gaming, video editing, 3D rendering, or everyday tasks.

Design & Features: As one of the most critical Computer Internal Components, CPUs come in different core counts (4, 6, 8, 12, 16+ cores) and clock speeds. Intel and AMD are the two main CPU manufacturers.

Benefits: A good CPU is essential for overall system performance and determines how fast your system handles tasks.

Best for: Gaming, content creation, programming, video editing, and general computing.

Graphics Processing Unit (GPU)

What it is: A GPU is a processor specialised for rendering graphics, games, and parallel computing tasks like AI and video rendering.

Why it is used: Use a GPU if you play modern games, edit 4K/8K video, do 3D modelling, or run machine learning workloads.

Design & Features: GPUs feature complex circuit boards with dedicated VRAM (4GB to 24GB+) and different performance tiers. They sit alongside your other vital computer internal components to power your display outputs. NVIDIA and AMD are the two main GPU manufacturers.

Benefits: A high-end GPU is critical for gaming at high resolutions and for professional creative work.

Best for: Gaming, 3D rendering, video editing, AI/ML, and graphic design.

Motherboard

What it is: A motherboard is the main circuit board that connects all components (CPU, RAM, GPU, storage) and enables communication between them.

Why it is used: Use a motherboard as the foundation of your PC build; it determines which CPU, RAM, and expansion cards are compatible with it.

Design & Features: Motherboards come in ATX, micro-ATX, and mini-ITX form factors. If you want a head start on your build, pre-assembled Desktop Barebones packages often include a motherboard and power supply already fitted inside a chassis. Key features include PCIe slots, RAM slots, M.2 slots, USB ports, and VRM quality.

Benefits: A good motherboard ensures stability, upgradeability, and long-term compatibility.

Best for: All PC builds, upgrading, system stability, and expandability.

Random Access Memory (RAM)

What it is: RAM is temporary, high-speed memory that stores data your CPU needs for quick access while running applications and games.

Why it is used: Use RAM if you want smoother multitasking, faster application loading, and better performance in demanding software.

Design & Features: RAM sticks are slim, plug-and-play modules available in DDR4 and DDR5 generations, with speeds ranging from 2400MHz to 6000MHz+. Common capacities are 8GB, 16GB, 32GB, and 64GB.

Benefits: More RAM and higher speeds improve performance in gaming, video editing, and virtual machines.

Best for: Gaming, video editing, multitasking, virtual machines, and content creation.

Solid State Drive (SSD)

What it is: An SSD is a fast storage device that stores your operating system, applications, games, and files with much faster read/write speeds than traditional hard drives.

Why it is used: Use an SSD as your primary drive for the operating system and active projects to achieve fast boot times and quick file access.

Design & Features: SSDs come in SATA and compact NVMe M.2 form factors with capacities ranging from 250GB to 4TB+. While external drives connect via the computers external component ports, internal M.2 SSDs plug directly into the motherboard for maximum speed, ranging from 500MB/s (SATA) to 7000MB/s+ (NVMe Gen4/Gen5).

Benefits: An SSD is essential for modern computing speed and responsiveness.

Best for: Operating system drive, applications, games, active projects, and fast storage.

Power Supply Unit (PSU)

What it is: A PSU converts electricity from your outlet into stable power for all components in your computer system.

Why it is used: Use a PSU for reliable, efficient power delivery that protects your components from voltage spikes and instability.

Design & Features: PSUs are enclosed metal boxes that come in different wattages (450W to 1000W+) and efficiency ratings (80+ Bronze, Gold, Platinum). Higher wattage and better efficiency are needed for high-end GPUs and CPUs.

Benefits: A quality PSU is critical for system stability and component longevity.

Best for: Powering all components, system stability, protecting hardware, and high-performance builds.

Cooling System (Air and Liquid)

What it is: A cooling system keeps your CPU and GPU at safe temperatures during heavy workloads to prevent thermal throttling and damage.

Why it is used: Use cooling for stable performance, quieter operation, and longer component lifespan under load.

Design & Features: Systems rely on dedicated Internal fans and cooling components, including traditional air tower coolers and liquid AIO coolers. Sizes range from 120mm to 360mm radiators for liquid coolers.

Benefits: Good cooling is essential for gaming, overclocking, and sustained workloads.

Best for: Gaming, overclocking, high-performance builds, sustained workloads, quiet operation.

Choose the Right Computer Components for Your Build and Performance Goals

Picking the right computer parts is all about finding what fits your performance needs, budget, and compatibility. We have organised our wide selection of parts by type and what they do best to make selection easy. Just look through our extensive range to find the perfect components for your setup and build a gaming rig, a creative workstation, or a reliable office PC.

Type 

Application

Brands

CPU

Gaming, content creation, and general computing

Intel, AMD

GPU

Gaming, 3D rendering, video editing, and AI/ML

NVIDIA, AMD, Intel

Motherboard

All PC builds, compatibility, and expandability

ASUS, MSI, Gigabyte, ASRock

RAM

Gaming, multitasking, video editing, virtual machines, and local AI/ML

Corsair, G.Skill, Kingston, Crucial

SSD

Operating system, applications, games, and fast storage

Samsung, WD, Crucial, Kingston

PSU

Power delivery, system stability, and high-performance builds

Corsair, Seasonic, be quiet!, MSI

Cooling

Gaming, overclocking, high-performance builds, and quiet operation

Noctua, Corsair, NZXT, Cooler Master

Related Categories You Can Explore

Computer Internal Components: Find essential parts like motherboards and graphics cards to build or upgrade your PC from the inside out.

Computer External Components: Complete your setup with monitors, keyboards, mice, and extra storage drives that plug right into your machine.

Computer CPU Processors: Browse the latest chips from Intel and AMD to give your computer the core processing power it needs.

Internal Fans and Cooling Components: Shop reliable fans and liquid cooling kits to keep your system safe from overheating during heavy use.

Frequently Asked Questions About Computer Components

  • How Do I Choose Compatible Computer Components?

    Always check your motherboards specifications to ensure it matches your CPU socket type, RAM generation, and case size before buying parts.

  • Which Graphics Card is Best for Gaming PCs?

    The top-tier options, such as NVIDIAs RTX 40-series and AMDs RX 7000-series, deliver the best frame rates and visual performance for modern gaming.

  • How Much RAM is Recommended for Gaming and Multitasking?

    We recommend 16GB of RAM for standard gaming, but upgrading to 32GB ensures seamless multitasking and better performance for heavy streaming.

  • How Do I Upgrade My Desktop Computer Components?

    First, unplug your PC, open the side panel, safely remove the outdated hardware, and slide the new, compatible component into its proper slot.

  • What are the Best Storage Options for Faster Performance?

    An NVMe M.2 SSD is the best choice for storage. It provides blazing-fast read and write speeds that outperform older, traditional hard drives.

  • Can I Install Computer Components Myself?

    Installing computer parts yourself is a straightforward process. You just need a screwdriver kit, the product manuals, a little patience, and basic safety precautions.