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Windows 12 Specifications Sheet: Every Confirmed Technical Detail

A dense, scannable specifications reference for quick lookup of every confirmed Windows 12 technical detail.

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· · Updated Jun 17, 2025

A dense, scannable specifications reference, formatted as tables for quick lookup.

Kernel & Core Architecture

SpecDetail
CodenameHudson Valley
Kernel projectProject Cobalt
ArchitectureModular, independently updatable
Live-patchable updates~60% of monthly patches

AI Subsystem

SpecDetail
AI layer nameAI Runtime Layer (ARL)
Resident modelSLM-Win, ~1.8B parameters
Model memory footprint~420 MB NPU-resident
Minimum NPU performance40 TOPS

Security

SpecDetail
Memory isolationSecure Enclave 2.0
Compatible techAMD SEV-SNP, Intel TDX
TPM requirementTPM 2.0

Graphics & Emulation

SpecDetail
Driver modelWDDM 3.0
Emulation layerPrism 3, 88-95% native

Base Requirements

SpecMinimum
RAM8 GB
Storage64 GB
Processor64-bit, 2+ cores
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Alex Mercer

Contributing editor at Win12.info covering Windows platform news, hardware certification, and enterprise technology. Tips welcome via the contact page.