Intel Core i9 Core i9 (Alder Lake-HX) Available

Intel Core i9 Intel Core i9-12900HX Specifications

Comprehensive hardware specifications, core topology, clock frequencies, thermal TDP limits, integrated graphics, memory support, and NPU AI benchmarks for the Intel Core i9 Intel Core i9-12900HX.

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Total Cores 16 8P + 8E

Threads 24 Simultaneous Threads

Boost Clock 5 GHz 2.3 GHz Base

TDP (Power) 55 W Up to 157W

Cache 30 MB (shared) L3: 30 MB (shared)

Process Node 10 nm Alder Lake-HX

Basic Information

CPU Brand Intel

CPU Family Core i9

CPU Model Intel Core i9-12900HX

Processor Type —

Generation Core i9 (Alder Lake-HX)

Architecture Alder Lake-HX

Process Node 10 nm

Socket / Package Intel BGA 1964

Launch Date 10 May 2022

Status Available

Core Configuration

Total Cores 16

Performance Cores (P-Cores) 8

Efficiency Cores (E-Cores) 8

Low-Power E-Cores —

Threads 24

Clock Speeds

Base Clock 2.3 GHz

Boost / Turbo Clock 5 GHz

P-Core Base Clock —

P-Core Boost Clock —

E-Core Base Clock 3.6 GHz

E-Core Boost Clock —

Cache Memory

L1 Cache 80 KB (per core)

L2 Cache 1.25 MB (per core)

L3 Cache 30 MB (shared)

Total Cache 30 MB (shared)

Power & Thermal

Default TDP 55 W

Configurable TDP Min —

Configurable TDP Max 157 W

Max Temperature (TjMax) 100 °C

Memory Support

Maximum RAM Supported —

Supported RAM Type DDR4, DDR5

Maximum Memory Speed —

Memory Channels —

ECC Memory Support Yes

Integrated Graphics (iGPU)

iGPU Name UHD Graphics 770

iGPU Architecture —

iGPU Compute Units / Cores —

iGPU Base Clock —

iGPU Boost Clock —

Hardware Ray Tracing No

AV1 Decode Support Yes

AV1 Encode Support No

AI / NPU Performance

NPU Available No

NPU Engine Name —

NPU Performance —

Total AI Performance —

PCIe & Connectivity

PCIe Version Gen 5, 20 Lanes(CPU only)

PCIe Lanes 20

Thunderbolt Support —

USB4 Support No

Virtualization & Security

Virtualization Support —

TPM Support —

Secure Boot Yes

Instruction Sets

SSE Support —

AVX Support —

AVX2 Support —

AVX-512 Support —

AES-NI Acceleration Supported

Laptops Powered by Intel Core i9 Intel Core i9-12900HX

Explore popular laptops in our database running this processor.

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Lenovo Legion 7 Intel Core i9-12900HX 16" (40.64cm) QHD IPS 165Hz 500Nits Gaming Laptop (32GB/1TB SSD/Win 11/Office 2021/NVIDIA RTX 3080Ti 16GB/Alexa/3 Month Game Pass/Storm Grey/2.53Kg), 82TD009KIN : Amazon.in: Electronics

₹3,76,990 Details

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