# System76 Adder Workstation 3 (addw3)

## Specs

- CPU

  - Intel Core i9-13900HX

- EC

  - ITE IT5570E running System76 EC

- Graphics

  - dGPU options

    - NVIDIA GeForce RTX 4050

    - NVIDIA GeForce RTX 4060

    - NVIDIA GeForce RTX 4070

  - eDP displays

    - 15.6” 1920x1080@144Hz LCD

    - 17.3” 1920x1080@144Hz LCD

  - External outputs

    - 1x HDMI 2.1

    - 1x Mini DisplayPort 1.4

    - 1x DisplayPort 1.4 over USB-C

- Memory

  - Up to 64GB (2x32GB) dual-channel DDR5 SO-DIMMs @ 4800 MHz

- Networking

  - Intel I219-V gigabit Ethernet

  - M.2 PCIe/CNVi WiFi/Bluetooth

    - Intel Wi-Fi 6E AX210/AX211

- Power

  - 280W (20V, 14A) DC-in port

    - Included: Chicony A18-280P1A

  - 73Wh 4-cell Lithium-Ion battery

- Sound

  - Realtek ALC256 codec

  - Internal speakers and microphone

  - Combined 3.5mm headphone/microphone jack

  - Dedicated 3.5mm microphone jack

  - HDMI, mDP, USB-C DP audio

- Storage

  - 2x M.2 (PCIe NVMe Gen 4) SSDs

  - MicroSD card reader

- USB

  - 1x USB Type-C with Thunderbolt 4

  - 1x USB 3.2 Gen 2 Type-C

  - 1x USB 3.2 Gen 1 Type-A

  - 1x USB 2.0 Type-A

- Dimensions

  - 15”: 2.71cm x 35.95cm x 23.8cm, 2.05kg

  - 17”: 2.82cm x 39.69cm x 26.2cm, 2.85kg

## Flashing coreboot

Type | Value
--- | ---
Socketed flash | no
Vendor | GigaDevice
Model | GD25B256E
Size | 32 MiB
Package | WSON-8
Internal flashing | yes
External flashing | yes

The flash chip (U65) is above the battery connector.