Qualcomm
CPULaptopReleased Oct 2, 2019

Qualcomm Microsoft SQ1

8C/8T

The Microsoft SQ1 is a custom version of the Snapdragon 8cx co-developed by Microsoft and Qualcomm for the Surface Pro X, announced on October 2, 2019 and available from October 22, 2019. It is based on the 8cx with eight Kryo 495 cores, but uses the Adreno 685 GPU in place of the Adreno 680, and is paired with a Snapdragon X24 LTE modem.

General

Manufacturer
Qualcomm
Model
Qualcomm Microsoft SQ1
Segment
Laptop
Generation
Snapdragon Compute Platform
Codename
—
Architecture
ARM64
Microarchitecture
4× Kryo 495 Gold (Cortex-A76) + 4× Kryo 495 Silver (Cortex-A55)
Release date
Oct 2, 2019
Price
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Cores & clocks

Cores / threads
8 cores / 8 threadsP4+E4
Base clock
—
Boost clock
—
TDP (design W)
—
Unlocked
✕ No
L2 cache
—
L3 cache
—
Technology (nm)
7 nm
TSMC N7

Platform

Socket
—
2-CPU (multi-socket)
✕ No
Integrated GPU
Adreno 685
Memory type
LPDDR4X
Memory size
Up to 16 GB
ECC memory
—
PCIe
—

Instructions & AI

Instruction extensions
Armv8.2-A
NPU
None

OS support

Windows
Windows 10Windows 11 24H2
Notes
Shipped with Windows 10 in the Surface Pro X. Microsoft lists the SQ1 as a supported processor for Windows 11 and Windows 11 version 24H2; it is not on the 25H2 list for new devices. No ChromeOS or official desktop Linux support.

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