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Customise and Buy


• AMD Ryzen Zen3 Processor

• Gigabyte/Asus or ASRock motherboard

• Gold 850W - 1300W Modular PSU

• Up to 128GB, 3600Mhz DDR4 RAM

• AMD AM4 B550/X570 Chipset

• Realtek ALC1220 Audio Codec

• Up to 16-Cores & 32-Threads

• Single Gigabit LAN & WiFi

• Full 2 Year Warranty as Standard

Armari Gravistar CR-RD850A is a stylish Ryzen™ ZEN3 powered system, perfect for making the transition to AMD's ultimate performance platform.

With up to 16-Cores and 32-Threads, this high quality personal computer supports up to 128GB DDR4 memory at up to 3600MHz and 2x M.2 PCI express SSDs providing blazing fast operation experience while dealing with demanding software.

The system is available with a choice of B550 or X570 chipset motherboards from Asus, ASRock and Gigabyte

AMD Ryzen 5 5600X 3.7-4.6GHz/6c AM4 Processor £1,888.36 £2,266.03
AMD Ryzen 7 5800X 3.8-4.7GHz/8c AM4 Processor £2,078.36 £2,494.03
AMD Ryzen 9 5900X 3.7-4.8GHz/12c AM4 Processor £2,163.36 £2,596.03
AMD Ryzen 9 5950X 3.4-4.9GHz/16c AM4 Processor £2,413.36 £2,896.03

Last Updated Thursday, March 25, 2021


Fractal Design Meshify S2 Chassis (BLACK)

  • ATX, Micro ATX, Mini ITX motherboard compatibility
  • 2 x 2.5 HDD brackets, 3 x 3.5/2.5 HDD trays
  • 9 - fan positions (3 fans included)
  • CPU coolers up to 185mm tall
  • 1 x Headphone, 1 x Microphone, 2 x USB 3.0
  • GPU max length 440mm
  • Top radiator
  • 120/240/360 mm, 140/280/420 mm (max 35 mm motherboard component height)
  • Case Dimensions: (WxHxD): 217 x 453 x 409mm
  • Net weight: 9.52 kg
  • More information is available here



EVGA SuperNOVA 850Watt G3 GOLD Modular PSU

  • Suitable for Single and Dual CPU Socket systems. (200mm Depth PSU)
  • Gold efficiency rated (Max 94%). 14cm Low noise Cooling fan
  • Power Spec: +12V @ 70.8A V2 (849.6W continuous power)
  • Power Spec: +5V@24A, +3.3V@24A, -12v@0.5A, +5Vsb@3A
  • Suitable for Dual-GPU (SLI/CrossFire/Tesla GP-GPU) configurations
  • ECO Mode: Yes, fan only runs above 40% load
  • GPU PCIe Power Connectors: 6x 6+2pin, 2x 4+4pin
  • Supports Intel C6/C7 low power idle
  • Size : 85mm(H) x 150mm(W) x 150mm(L)
  • Built in maximum protection:
  • OVP (Over Voltage Protection), UVP (Under Voltage Protection)
  • OCP (Over Current Protection), OPP (Over Power Protection)
  • and SCP (Short Circuit Protection)
  • MTBF: 100,000 Hours
  • Manufacturer 10 year Warranty
  • More information is available here


System Cooler Option

Asetek AMD AM4 Premium ring adapter bracket

  • Support Asetek OEM and Corsair H90 based AIO coolers



Gigabyte X570 Aorus Master Motherboard (rev 1.x) ATX M/B

  • Supports AMD AM4 Socket Ryzen™ 2000 and 3000 Series processors
  • Up to 128GB DDR4 Dual Channel up to 4400MHz(OC) Memory*
  • 3x LAN: Realtek 2.5GbE + Intel Gigabit LAN + Intel WiFi 6 2T2R & BT 5
  • 3x PCIe4.0 x16 (x16, x8, x4), 1x PCIe4.0 x1
  • 6 x SATA3, 7.1ch Realtek ALC1220-VB & ESS SABRE 9118 DAC
  • *Unbuffered or ECC unbuffered memory supported. DDR4-3200MHz default
  • Power: Direct 14 Phases Infineon Digital VRM Solution with PowIRstage
  • ATX PC IN: 24pin+8pin+8pin input
  • 3x M.2 Ultra NVMe PCIe 4.0/SATA 2242/2260/2280/22110 slots with heatsinks
  • 1x Realtek 2.5GbE LAN
  • 1x Intel Gigbit LAN with cFosSpeed
  • Intel® WiFi 6 802.11ax 2T2R & BT 5
  • USB Rear I/O
  • 2 x USB 3.2 Gen 2 (1x Type-A, 1x Type-C)
  • 2 x USB 3.1 Gen 1 (Type-A) for Ryzen 3000 only
  • 2 x USB 3.1 Gen 1 (Type-A)
  • 4 x USB 2.0
  • Internal / Front panel USB I/O
  • 1 x USB 3.2 Gen 2,4x USB 2.0
  • RGB Fusion 2.0 (2x addressable RGB LED headers, 3x RGB LED leaders)
  • More information is available here


CPU Cooler

Armari SPX-A6812Q Quiet 280mm AIO CPU Cooler (LGA2066/1200/105X/AM4)

  • Factory sealed for life - no maintenance required. 380mm hose length
  • 280mm x 27mm dual 14cm fan heat exchanger/radiator
  • 6th Gen micro-channel CPU cooling block with integrated pump
  • 2 x 1200rpm Noctua REDUX-1200 PWM best in class fans
  • Fan spec: 350-1200rpm PWM. Up to 64 CFM, noise up to 19.6dB(A)
  • Supports LGA2066/1200/105X/AM4 socket CPUs up to *300Watts heat load
  • PUMP MTBF rated for 50,000hrs of typical use, max 60deg C coolant temp.
  • FANS MTBF rated for 150,000hrs
  • We recommend cooler is replaced after 5 years of use
  • *for CPU loads above 300Watts, we have a A6815HP version with high
  • performance fans.
  • Supplied with the appropriate fitting kit for CPU socket type being installed.
  • Testing performed on a Magnetar S18X with an overclocked i9-10980X at 300W
  • Noise levels were 31-32dbA at the desktop up to 38 dbA at 100% CPU load
  • Measurments were taken 1m from the front panel in a standard small office
  • More information is available here



32GB (2x16GB) Corsair Vengeance RGB PRO DDR4-3200 C16 SDRAM Kit (Tall Black)

  • 2x 16GB matched memory modules with Vengeance Heat Spreaders
  • Tested at 3200MHz with tested Latency 16-18-18-36 at 1.35V
  • memory kit ideal for Intel LGA1151 / AMD AM4 based Systems
  • P/N: CMW32GX4M2C3200C16
  • supports XMP2 profile for easy setup (with compatible motherboard)
  • Memory defaults to standard SPD profile at 2133MHz/1.2v for BIOS setup
  • Warranty: Limited Lifetime
  • More information is available here



PNY GeForce RTX3070 XLR8 Gaming Epic-X 8GB PCIe4.0 x16 Graphics card

  • NVIDIA Turing GPU. Core Clock 1500 MHz/1725 MHz Boost
  • 8GB GDDR6, 256Bit bus.
  • 5888 CUDA Proccessing Cores
  • OpenGL 4.6, DirectX 12 Ultimate, Vulcan API
  • Display connectors: 3x Display port 1.4a, HDMI 2.1
  • Maximum Digital Resolution: 7680x4320 at 60Hz
  • Power connectors (PCIe): 2 x 8pin TOP of card connector. 220Watts TDP
  • Length: 29.4cm, 2.7-slot height
  • 2.7 slot triple-fan cooler
  • More information is available here


Hard drive

Corsair MP600 PCI express Gen 4 1TB M.2 NVMe SSD with Heatsink

  • Capacity:1TB, 3D TLC NAND flash technology
  • Form Factor: M.2 2280 - includeS Corsair M.2 hearsink
  • Sequential Read Speed: up to 4,950MB/s
  • Sequential Write Speed: up to 4,250MB/s
  • Random I/O Performance. Read: 680K Write:600K
  • Endurance / Life: 1800 TBW
  • 5 Year Limited manufacturer Warranty
  • Note: Heatsink may need to be removed for installing into motherboards that
  • feature built in M.2 heatsinsk.
  • The removed Corsair heatsink will be included with the system accessories
  • More information is available here



On-board Sound. High Definition 7.1 Channel Audio, built onto the motherboard



Microsoft Windows 10 Home 64Bit (OEM)

  • We include original Microsoft factory Installation CD with each system
  • Price includes Installation, updates and testing
  • Remote desktop client only
  • Windows 10 start menu, DirectX12, Cortana digital assistant
  • Windows Store, Microsoft Edge Browser, always enabled updates
  • OnDrive, Windows Hello (log in using webcam or touch)
  • Fast startup with Hyperboot and InstantGo. XBOX Live integtation
  • Hardware support: 1 physical processor and up to 128GB memory
  • More information is available here


Anti Virus

Windows Defender built into Windows 10

  • This is part of the Windows 10 Operative System.
  • Includes Anti-malware, anti-virus and anti-spyware and nework inspection.
  • Provided completely free from Microsoft.
  • More information is available here



Armari 2 Year standard office/home PC warranty

  • 1st and 2nd Year RTB (Parts & Labour)
  • 2nd Year Optional collection & return service Ł70 per callout*
  • Collection is via protective flight case so you don't need to keep the box!
  • Terms & conditions of on-site warranty available on request
  • Service applies to UK Mainland only
  • * Please note: 3 separete courier trips are required.
  • 1) sending an empty flight case to you.
  • 2) collection back to Armari
  • 3) return to you in an Armari cardboard box with protective packaging.



PC System Carriage (Mainland UK only, Next day service)