CPULaptopReleased Feb 18, 2025

AMD Ryzen AI 5 340

6C/12T · 4.8 GHz · 15 W

The AMD Ryzen AI 5 340 is a six-core Krackan Point processor that brings Copilot+ PC capability to mainstream laptops, announced at CES in January 2025 and launched on February 18, 2025. It combines three Zen 5 cores (up to 4.8 GHz) with three Zen 5c cores (up to 3.4 GHz), four-CU Radeon 840M graphics on RDNA 3.5 and the same 50 TOPS XDNA 2 NPU as the larger Strix Point chips, for up to 59 TOPS of total AI performance. Its default TDP is 28 W, configurable from 15 to 54 W.

General

Manufacturer: AMD
Model: AMD Ryzen AI 5 340
Segment: Laptop
Generation: Ryzen AI 300
Codename: Krackan Point
Architecture: x86_64
Microarchitecture: Zen 5 + Zen 5c
Release date: Feb 18, 2025
Price: Search on Amazon

Cores & clocks

Cores / threads: 6 cores / 12 threadsP3+E3
Base clock: 2.00 GHz
Boost clock: 4.80 GHz
TDP (design W): 15 W
Max: 54 W
Unlocked: ✕ No
L2 cache: 6 MB
L3 cache: 16 MB
Technology (nm): 4 nm
TSMC N4P

Platform

Socket: FP8
2-CPU (multi-socket): ✕ No
Integrated GPU: Radeon 840M
Clock: 2,900 MHz
Memory type: DDR5-5600, LPDDR5X-8000
2-channel
Memory size: Up to 256 GB
ECC memory: ✕ No
PCIe: PCIe 4.0 (16 lanes)

Instructions & AI

Instruction extensions: AESAMD-VAVXAVX2AVX-512FMA3SHASSE4.1SSE4.2SSE4ASSSE3
NPU: AMD XDNA 2 — 50 TOPS

OS support

Windows: Windows 11 24H2Windows 11 25H2Windows 11 26H2
ChromeOS: ChromeOS
Linux: UbuntuFedoraArch Linux
Notes: AMD lists Windows 11 64-bit, RHEL and Ubuntu support, but not Windows 10. Ryzen AI 300 laptops ship with Windows 11 24H2, Microsoft's Windows 11 25H2 supported-processor list covers the whole Ryzen AI 300 Series, and 26H2 keeps the 25H2 requirements. Fedora and Arch Linux run on mainline kernels, and ChromeOS Flex installs on generic 64-bit x86 hardware.