GeekaPC 'Dreadnought' Gaming PC
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The GeekaPC Dreadnought is an incredibly powerful system, housed in a tank-like case with plenty of glass to show off all of the glorious components inside. Built for those looking to play their favourite AAA games at 4K maxed out settings, the Dreadnought can take on anything you throw at it. Providing the horsepower in this colossus of a PC is the NVIDIA RTX 5080. A heavyweight graphics card designed to provide high framerates across your favourite games, providing you with an edge against your enemies and the power to destroy them in battle!
If you're looking for a Team Red alternative, the Dreadnought can also come with the AMD RX 9070 XT, an equally strong titan built to crush framerates at 4K and 1440p.

It's no surprise to see the AMD Ryzen 7 9800X3D make an appearance in this behemoth, as an excellent pairing for gaming graphics cards. AMD's 3D V-Cache technology allows you to push games as far as they can go, further enhancing framerates in various titles.

Keeping this monstrous CPU nice and cool, so you can enjoy a gaming session without being hindered by thermals is the NZXT Kraken Elite 420 RGB, a massive 420mm cooler, equipped with three 140mm fans, plenty of RGB to boot, and a dedicated LCD screen, allowing you to keep an eye on thermals while you're gaming.

Housing all of the parts in this build is the NZXT H9 Flow RGB+. This gargantuan case comes with two tempered glass panels, providing a window into your build, showcasing all the parts inside. The H9 Flow also comes with seven fans as standard, all equipped with plenty of RGB, providing an array of lights inside the chassis. This case offers solid airflow and is a showpiece case for those looking to flaunt their PC.

For the RAM, we've stuck with a firm favourite across many of our builds, the Kingston Fury Beast RGB kit. This is a powerful and reliable RAM kit and provides gamers with additional RGB lighting. Those looking to increase the performance of this build even further also have the option to upgrade from 32GB to 64GB.

On the storage front, the Dreadnought PC build is equipped with the 1TB Lexar NM790 as standard, providing read speeds up to 7000MB/s, and writes up to 6000MB/s. If you're running out of space for your favourite games, you also have the option to increase the capacity from 1TB up to 2TB and 4TB for those that need plenty of storage room.
Last but not least is the Corsair RM850e. This is an incredibly reliable and efficient 850W power supply, providing all of the juice for this build. Its Cybenetics Gold efficiency rating ensures that any additional power draw will be minimised across the board.
This build has a dedicated video on the GeekaWhat YouTube channel where the host, James Cousins, details the entire step-by-step process. He covers each component's pros (and cons), along with a suite of gaming benchmarks at the end, providing an idea of how this system performs.
*Note: The GPU model shown in the video and attached photos is the NVIDIA GeForce RTX 5090 Founders Edition card. GeekaPC reserves the right to use any model of the RTX 5080, or RX 9070 XT as selected, depending on real-time availability.
CPU (Processor): AMD Ryzen 7 9800X3D
The Ryzen 7 9800X3D is a high-performance gaming processor featuring 8 cores and 16 threads based on the Zen 5 architecture with 3D V-Cache technology. With a 4.7 GHz base clock and 5.2 GHz boost clock, it delivers exceptional gaming performance while maintaining a 120W TDP. This processor supports DDR5 memory and the AM5 socket for next-generation desktop compatibility.
- Cores / Threads
8 Cores / 16 Threads
- Base / Boost Clock
4.7 / 5.2 GHz
- Socket
AM5
- Default TDP
120W
| CPU | AMD Ryzen 5 7600 | AMD Ryzen 5 9600X | AMD Ryzen 7 9700X | AMD Ryzen 7 9800X3D In Build |
|---|---|---|---|---|
| Architecture | Zen 4 | Zen 5 | Zen 5 | Zen 5 (3D V-Cache) |
| C/T | 6 / 12 | 6 / 12 | 8 / 16 | 8 / 16 |
| Base / Boost | 3.8 / 5.1 GHz | 3.9 / 5.4 GHz | 3.8 / 5.5 GHz | 4.7 / 5.2 GHz |
| L3 Cache | 32MB | 32MB | 32MB | 96MB |
| Socket | AM5 | AM5 | AM5 | AM5 |
| TDP | 65W | 65W | 65W | 120W |
CPU Cooler: NZXT Kraken Elite 420
NZXT's flagship 420mm AIO with three 140mm RGB Core Single-Frame fans for seriously quiet and capable cooling. Rated for 300W+ TDP, it's the go-to choice for top-end CPUs that need maximum thermal headroom.
- Type
420mm AIO
- Fan Setup
3 × 140mm RGB Core Single-Frame
- TDP Rating
300W+
- Finish
All-Black
Motherboard: Gigabyte X870 Eagle WiFi7
A step up from the B850, the X870 Eagle brings dual USB4 ports as standard — great for high-speed peripherals and external storage. Wi-Fi 7 and a strong feature set make this a brilliant mid-range option for Ryzen builds.
- Chipset
AMD X870
- CPU Socket
AM5
- Wireless
Wi-Fi 7 + Bluetooth 5.4
- Memory Profile
DDR5 with AMD EXPO support (up to 8200 MT/s)
Rear I/O Panel
RAM: Corsair Vengeance DDR5 RGB 32GB 6000MHz CL36
A popular DDR5 kit that hits the sweet spot for AMD Ryzen builds — 6000 MT/s is widely regarded as the ideal speed for the AM5 platform and the ten-zone RGB lighting looks great through any windowed case.
- Memory Type
DDR5
- Speed
6000 MT/s
- Latency
CL36
- Capacity Layout
32GB Kit (2 × 16GB)
SSD: Biwin Black Opal NV7400
The Biwin Black Opal NV7400 is an excellent addition to any system. With sequential read speeds up to 7400 MB/s and write speeds up to 6500 MB/s, it's fast, reliable, and resilient for high-framerate gaming.
- Form Factor
M.2 2280 NVMe SSD
- Interface
PCIe 4.0 x4
- Read Speed
Up to 7400 MB/s
- Capacity
1TB, 2TB, or 4TB
GPU (Graphics Card): Choose Your Option
The GeekaPC Dreadnought is available with two GPU options to suit your budget and resolution targets. These GPUs perform excellent at 1440p and 4K resolutions.
- Target Resolution
1440p / 4K
- API Support
DirectX 12 Ultimate, Vulkan
- Shader Processors
CUDA Cores (NVIDIA) / Stream Processors (AMD)
- PCIe Interface
PCIe 5.0 x16
GPU Options
Case: NZXT H9 Flow RGB+
The 2025 H9 Flow is NZXT's flagship dual-chamber case, now with angled front-right fans, 420mm radiator support, and seven pre-installed RGB fans with a control hub. The wraparound glass looks stunning and back-connect motherboard support is built in.
- Chassis Type
Mid-Tower ATX
- Pre-installed Fans
7× RGB (2× F420 RGB Core + 1× F120 RGB Core + Control Hub)
- Radiator Support
420mm top, 420mm side
- Dimensions
481 × 315 × 506 mm
NZXT H9 Flow RGB+ Case Overview
Front I/O
Exterior Dimensions
- Height (H)506 mm (19.92 in)
- Width (W)315 mm (12.40 in)
- Depth (D)481 mm (18.94 in)
PSU: Corsair RM850e
The go-to choice for builds with power-hungry components like the RTX 5080 or RX 9070 XT. 850W of fully modular, 80+ Gold power with PCIe 5.1 support,
- Wattage
850W
- Efficiency
80+ Gold
- Modular
Fully Modular
- Standard
ATX 3.1 / PCIe 5.1
Operating System: Windows 11
All of our systems come preinstalled with an activated copy of Windows 11 set to the 'Out of Box Experience'. This allows you to set the PC back up to your liking.
- Edition
Windows 11
- License
Preinstalled and Activated
- Setup State
Out of Box Experience
- Architecture
64-bit Operating System
Gaming Benchmarks
See how each variant of the GeekaPC Dreadnought performs in a range of titles.
The below frame rates give you a good indication of how well this system will perform in a wide variety of titles at 4K. Please note, your exact milage will vary depending on a number of factors and the below figures are intended as a guide!
Cyberpunk 2077
High Settings @ 4K
Call of Duty: Black Ops 6
High Settings @ 4K
F1 25
Ultra High Settings @ 4K
Indiana Jones & the Great Circle
High Settings @ 4K















