AMD Ryzen PRO 5655G Business Computer – Built in the UK
The AMD Ryzen Business PC is an AMD Ryzen PRO 5655G business computer for everyday office work, home working and small business use.
It is built around a six-core, twelve-thread AMD Ryzen 5 PRO 5655G processor with integrated AMD Radeon Graphics, so it needs no separate graphics card to drive two monitors. The processor is paired with 16GB of DDR4 memory and a 500GB NVMe SSD, all in a compact Contour Contender micro-ATX tower. AMD’s simultaneous multithreading (SMT), the equivalent of Intel’s Hyper-Threading, gives the Ryzen 5 PRO 5655G twelve threads, which helps when you run an office suite, a browser full of tabs and a video call at the same time. It is built to order, so you can change parts in the configurator, which only shows compatible options. For a dependable AMD Ryzen PRO 5655G business computer without paying for hardware you will not use, this is a sensible place to start.
The AMD Ryzen Business PC is built on an AMD Ryzen 5 PRO 5655G processor (3.9GHz base, 4.4GHz maximum turbo, 6 cores and 12 threads) with integrated AMD Radeon Graphics, on a Gigabyte A520M H ARGB micro-ATX motherboard. It has 16GB of DDR4 3200MHz memory in a dual-channel 2 x 8GB configuration and a 500GB M.2 PCIe 4.0 NVMe SSD. It is supplied without an operating system by default, uses a Contour 300W ATX power supply and carries a 3-year parts and labour warranty.
Ryzen 5 PRO 5655G processor for everyday business work
The AMD Ryzen 5 PRO 5655G is a 6-core, 12-thread processor on the AM4 socket. It runs at a 3.9GHz base clock and boosts to 4.4GHz, with 16MB of L3 cache. That suits the workloads a business desktop actually sees: documents, spreadsheets, email, web-based business tools, accounting packages and video calls, often with several open at once. Integrated graphics are built into the processor itself, which keeps the build simple and means one less component to fit.
16GB DDR4 memory and a 500GB NVMe SSD
The 16GB of DDR4 3200MHz memory is fitted as two 8GB modules, so it runs in dual channel for better memory bandwidth than a single module. The Gigabyte A520M H ARGB has two DIMM slots and supports up to 64GB, so both slots are in use in this build. The 500GB M.2 NVMe SSD holds the operating system and your applications, and the drive is rated at 5000MB/s read and 3000MB/s write. The A520M H ARGB board’s M.2 slot runs at PCIe 3.0 x4, so the drive operates at PCIe 3.0 speeds and its sequential read speed is limited by the slot rather than by the drive’s rating. For everyday office use, boot times and file opening remain quick. The board also has four SATA 6Gb/s ports and the case has mounts for three 3.5″ drives and one 2.5″ drive, so extra storage for documents and backups is easy to add. There is no optical drive, but the case allows you to fit your own.
Integrated Radeon graphics with DisplayPort and HDMI outputs
The processor’s integrated AMD Radeon Graphics drive the motherboard’s two video outputs: 1 x DisplayPort 1.4 and 1 x HDMI 2.1. That gives you two monitors straight from the motherboard, which is useful for a desk where a spreadsheet and an email client or web application each need their own screen. Your monitors need a DisplayPort or HDMI input, or a suitable cable. The Monitors and Cables buttons below show compatible options.
Contour Contender mATX case and cooling
The Contour Contender mATX Workstation is a solid steel mini tower finished in black and silver, measuring 410mm deep, 182mm wide and 353mm high. That is a modest footprint for a desk or under-desk position. The processor is cooled by the AMD stock air cooler, and the build uses air cooling only, with no liquid cooler and no pre-installed case fans. Power comes from a Contour 300W ATX power supply, which is sized for this integrated graphics build.
Connectivity and ports
Wired networking is a 1GbE Realtek LAN port, and there is no built-in wireless, so the PC connects by Ethernet. If you need Wi-Fi, look for a compatible wireless option in the configurator. The rear panel has the RJ-45 Ethernet port and the motherboard’s DisplayPort and HDMI video outputs. The front panel adds 2 x USB 2.0 ports, a headphone jack and a microphone jack. Audio is Realtek 7.1 HD Audio. No keyboard or mouse is included, so add them from the Keyboards & Mice button below. The PC is supplied without an operating system by default. Choose your preferred operating system in the configurator, where Windows is supplied genuine and pre-installed, or install your own.
Ideal for
- Small business desks handling email, documents, spreadsheets and accounts
- Home working and home office setups that need a capable everyday desktop
- Dual-monitor desks using DisplayPort and HDMI displays
- Offices that deploy their own operating system or licensing
- Reception, shared and back-office desks that need a reliable second PC
If you want an AMD Ryzen PRO 5655G business computer with 16GB of memory, a 500GB NVMe SSD and integrated graphics for two monitors, the AMD Ryzen Business PC is a well-balanced choice. Use the configurator to change the memory, storage, operating system or wireless to suit your desk, then add a keyboard, mouse, monitors and cables to complete the setup.
Built to order and tested in the UK by Punch Technology, every system comes with a 3-year parts and labour warranty, backed by over 30 years of PC building experience. The estimated lead time for your configuration is shown when you order.
Full Specification
| Processor | |
| CPU | AMD Ryzen 5 PRO 5655G 3.9/4.4GHz 6 Core, 12 Thread CPU (AM4) |
| Cores / Threads | 6 Cores / 12 Threads |
| Frequency | Base 3.9GHz / Max Turbo 4.4GHz |
| Cache | 16MB L3 |
| Integrated Graphics | AMD Radeon Graphics |
| CPU Cooler | AMD Stock CPU Cooler (stock air cooler) |
| Memory & Storage | |
| RAM | 16GB DDR4 3200MHz |
| Configuration | Dual Channel – 2 x 8GB |
| Max Supported | 64 GB (2 x DIMM slots, 2 used) |
| Primary SSD | 500GB M.2 PCIe 4.0 NVMe SSD (5000MB/s R, 3000MB/s W) – operating system and applications |
| Optical Drive | None |
| Graphics & Display | |
| GPU | Integrated – AMD Radeon Graphics |
| Display Outputs | 1 x DisplayPort 1.4, 1 x HDMI 2.1 on the motherboard |
| Motherboard & Connectivity | |
| Motherboard | Gigabyte A520M H ARGB Micro-ATX DDR4 Motherboard (mATX) |
| Chipset | AMD A520 |
| Wired Networking | 1GbE (Realtek) LAN |
| Wireless | None (wired network only) |
| Audio | High Definition Audio 7.1 (Realtek 7.1 HD Audio) |
| Rear & Front I/O (Input/Output) | |
| Rear Ports | 4, 2, 1 x RJ-45 1GbE Ethernet Port |
| Front Ports | 2 x USB 2.0, 1 x headphone jack, 1 x microphone jack |
| Motherboard Video | 1 x DisplayPort 1.4, 1 x HDMI 2.1 |
| Expansion & Internal Slots | |
| PCIe Slots | 1 x PCIe 3.0 x16, 1 x PCIe 3.0 x1 |
| Storage Expansion | 1 x M.2 (PCIe 3.0 x4 / SATA; 1 used, 0 free), 4 x SATA 6Gb/s (0 used), case mounts for 3 x 3.5" and 1 x 2.5" drives |
| Power, Case & Cooling | |
| Power Supply | Contour 300W ATX PSU (Not certified (~85% at 50% load), ATX 2.4, Non-modular) |
| Chassis | Contour Contender mATX Workstation Silver (Mini tower, Solid steel) |
| Fans | None (pre-installed) |
| Liquid Cooling | None (air-cooled – AMD Stock CPU Cooler) |
| Dimensions | 410mm (D) x 182mm (W) x 353mm (H) |
| Software & Support | |
| Operating System | None – supply and install your own |
| Input Devices | No keyboard or mouse included |
| Warranty Cover | 3 Years, Parts & Labour |
| First Year | Free returns on warranty claims |
What is the AMD Ryzen Business PC best for?
The AMD Ryzen Business PC is primarily an everyday office and home working desktop for document, spreadsheet, email and web-based tasks. Its six cores and twelve threads cope well with several applications open together, and 16GB of memory gives those applications room to work. The integrated AMD Radeon Graphics handle general desktop use and two monitors without a dedicated graphics card.
Typical jobs include accounting and bookkeeping packages, browser-based business tools, office suites, email and video calls with a webcam from the accessories list. It is a good fit where the operating system is chosen separately, because the default build includes none. Heavy 3D modelling, rendering and other graphics-intensive work are better suited to a PC with a dedicated graphics card.
Where does the AMD Ryzen Business PC sit in the range?
Below it, the Small Form Factor i3 Desktop uses an Intel Core i3-14100 with 4 cores, 8GB of DDR4 and a 500GB SSD. The Core i5 Small Form Factor Education PC moves to an Intel Core i5-14400 with 10 cores, 16GB of DDR4 and a 256GB SSD. Above it, the Advanced Entry Small Business PC uses the same Ryzen 5 PRO 5655G processor but lists 8GB of memory and a 256GB SSD in its default build. The Entry Plus Small Business PC also uses that processor, with 8GB of memory and a 240GB Crucial BX500 2.5in SATA SSD. Choose the AMD Ryzen Business PC when you want that processor with 16GB of memory and a 500GB NVMe SSD as your starting point.
Frequently Asked Questions
What software can the AMD Ryzen Business PC run?
It runs everyday business software such as office suites, email, web browsers, accounting packages and video-conferencing apps. The six cores, twelve threads and 16GB of memory let you keep several of these open together, and browser-based business tools suit it well too. The PC is supplied without an operating system by default, so you choose one in the configurator or install your own. Graphics-intensive work such as 3D modelling or rendering is better suited to a PC with a dedicated graphics card.
How many monitors can the AMD Ryzen Business PC run?
It has two video outputs on the motherboard, 1 x DisplayPort 1.4 and 1 x HDMI 2.1, driven by the integrated AMD Radeon Graphics, so two monitors connect directly. Each monitor needs a matching input or a suitable cable. The Monitors and Cables buttons above list compatible options.
Does the AMD Ryzen Business PC come with Windows?
No operating system is included in the default build. If you choose Windows in the configurator, it is supplied genuine and pre-installed, and you activate it on first use. You can also install your own operating system, which suits offices with their own licensing or deployment image.
Can I upgrade the AMD Ryzen Business PC later?
Yes, within the limits of the build. Both memory slots hold 8GB modules and the board supports up to 64GB, so a memory upgrade means replacing the modules. The M.2 slot is in use, but there are four free SATA 6Gb/s ports and case mounts for three 3.5″ drives and one 2.5″ drive. The board also has one PCIe 3.0 x16 slot and one PCIe 3.0 x1 slot. The 300W power supply suits this integrated graphics build, so a graphics card would call for a larger power supply.
Who is this PC best suited for?
The AMD Ryzen Business PC is best suited to small businesses, home workers and offices that need a capable everyday desktop with 16GB of memory and a fast SSD. It also suits buyers who want to run two monitors from integrated graphics. It is less suited to anyone who needs dedicated graphics for 3D or other GPU-heavy applications.
Does the AMD Ryzen Business PC have Wi-Fi?
No, the default build has no built-in wireless and connects by wired 1GbE Ethernet. If you need Wi-Fi, look for a compatible wireless option in the configurator. The rear panel has an RJ-45 port for a network cable.







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