Thelio Mira AI (thelio-mira-r6-n4)

The System76 Thelio Mira AI is a desktop with the following specifications:

Processor options
- Supports AMD Ryzen 9000 series (Granite Ridge) CPUs
Motherboard
- ASUS ProArt B850-Creator WiFi Neo running System76 Firmware (non-open)
- AMD B850 chipset
Daughterboard
- Thelio Io board running open-source firmware
Graphics options
- Ships with up to two dedicated GPUs
  - Primary GPU slot:
    - PCIe 5.0 x16
    - Up to 3-slot height
      - 4+ slots supported if lower PCIe slots are unoccupied
  - Secondary GPU slot:
    - PCIe 5.0 x16
    - Up to 2-slot height
- GPU size:
  - Internal clearance: 358mm
  - Recommended maximum length: 348mm
- Tested with the following GPUs:
  - Integrated Graphics
    - 1x HDMI 2.1
    - 1x DisplayPort 1.4
    - 1x DisplayPort 1.4 via USB-C
  - NVIDIA RTX Pro 6000
    - Single requires 1000W primary PSU
    - Dual requires additional 750W PSU
    - 4x DisplayPort 2.1b
  - NVIDIA RTX Pro 6000 Max-Q
    - Dual requires 1000W primary PSU
    - 4x DisplayPort 2.1b
  - NVIDIA RTX Pro 5000
    - Dual requires 1000W primary PSU
    - 4x DisplayPort 2.1b
  - NVIDIA RTX Pro 4000
    - 4x DisplayPort 2.1b
  - NVIDIA RTX A400
    - 4x Mini DisplayPort 1.4a
  - AMD Radeon AI Pro R9700
    - Dual requires 1000W primary PSU
    - 3x DisplayPort 2.1a
    - 1x HDMI 2.1b
Expansion
- 2x PCIe 5.0 x16 (primary & secondary GPU slots)
  - Primary slot is up to 4-slot height
  - Secondary slot is up to 2-slot height
- 1x PCIe 4.0 x16
  - Usage limits secondary GPU slot to 1-slot height
- 1x PCIe 4.0 x1
  - Usage limits primary GPU slot to 3-slot height
Memory
- Up to 192GB (4x48GB) dual-channel DDR5 DIMMs
  - 192GB (4x48GB) and 128GB (4x32GB) configurations run at 3600 MHz
  - All lower-capacity configurations run at 5600 MHz
  - Motherboard supports up to 256GB (4x64GB) @ 8400 MHz w/ overclocking (not tested)
- Tested with the following RAM modules (may ship with other tested modules):
  - Team CTCED596G6400HC32ADC01 (48GB/stick @ 6400 MHz)
  - G.Skill F5-6400J3239F48GX2-RS5K (48GB/stick @ 6400 MHz)
  - Crucial CT32G56C46U5 (32GB/stick @ 5600 MHz)
  - ADATA AD5U560024G-B (24GB/stick @ 5600 MHz)
Networking
- 2x 5-Gigabit Ethernet (Realtek RTL8126)
- Wi-Fi 7 + Bluetooth 5.4 (Realtek RTL8922AE)
Power
- C13 power cord
- 750W minimum PSU
  - Some GPU configurations require 1000W or 1000W + 750W PSU configurations
- SFX form factor
- Tested with the following PSU models (may ship with other tested models):
  - 1000W:
    - Lian Li SP1000P (Black)
    - Thermaltake Toughpower Platinum (PS-STP-1000FNFAPU-1)
  - 750W:
    - Lian Li SP750G (Black)
Sound
- Back:
  - 3.5mm mic in/center, subwoofer speaker out
  - 3.5mm line out/front speaker out
  - 3.5mm line in/side speaker out
- Front:
  - 3.5mm combo jack
- Up to 7.1-channel audio output
- Realtek ALC1220P audio chipset
- HDMI, DisplayPort, USB-C DisplayPort audio (depending on GPU)
Storage
- 2x M.2 (PCIe NVMe Gen 5) SSD
- 1x M.2 (PCIe NVMe Gen 4) SSD
- 4x SATA III
  - Chassis fits 2x 2.5” SATA by default
  - With single-PSU configurations, chassis is expandable to 4x 2.5” or 2x 3.5” + 2x 2.5”
USB
- Back ports:
  - 2x USB 3.2 Gen 2 Type-C
    - Top port supports DisplayPort 1.4 over USB-C
  - 2x USB 3.2 Gen 2 (Type-A)
  - 4x USB 2.0 (Type-A)
- Front ports:
  - 1x USB 3.2 Gen 2 (Type-C)
  - 2x USB 3.2 Gen 1 (Type-A)
Dimensions
- 44.0cm × 25.4cm × 38.4cm