Essentials
Product Collection
12th Generation Intel® Core™ i9 Processors
Code Name
Products formerly Alder Lake
Vertical Segment
Desktop
Processor Number
i9-12900KS
Status
Launched
Launch Date
Q1'22
Lithography
Intel 7
CPU Specifications
Total Cores
16
# of Performance-cores
8
# of Efficient-cores
8
Total Threads
24
Max Turbo Frequency
5.50 GHz
Intel® Thermal Velocity Boost Frequency
5.50 GHz
Intel® Turbo Boost Max Technology 3.0 Frequency*
5.30 GHz
Performance-core Max Turbo Frequency
5.20 GHz
Efficient-core Max Turbo Frequency
4.00 GHz
Performance-core Base Frequency
3.40 GHz
Efficient-core Base Frequency
2.50 GHz
Cache
30 MB Intel® Smart Cache
Total L2 Cache
14 MB
Processor Base Power
150 W
Maximum Turbo Power
241 W
Memory Specifications
Max Memory Size (dependent on memory type)
128 GB
Memory Types
Up to DDR5 4800 MT/s
Up to DDR4 3200 MT/s
Max # of Memory Channels
2
Max Memory Bandwidth
76.8 GB/s
ECC Memory Supported*
Yes
Processor Graphics
Processor Graphics*
Intel® UHD Graphics 770
Graphics Base Frequency
300 MHz
Graphics Max Dynamic Frequency
1.55 GHz
Graphics Output
eDP 1.4b, DP 1.4a, HDMI 2.1
Execution Units
32
Max Resolution (HDMI)*
4096 x 2160 @ 60Hz
Max Resolution (DP)*
7680 x 4320 @ 60Hz
Max Resolution (eDP – Integrated Flat Panel)*
5120 x 3200 @ 120Hz
DirectX Support
12
OpenGL Support
4.5
Multi-Format Codec Engines
2
Intel® Quick Sync Video
Yes
Intel® Clear Video HD Technology
Yes
# of Displays Supported*
4
Device ID
0x4680
OpenCL Support
2.1
Expansion Options
Direct Media Interface (DMI) Revision
4.0
Max # of DMI Lanes
8
Scalability
1S Only
PCI Express Revision
5.0 and 4.0
PCI Express Configurations*
Up to 1×16+4, 2×8+4
Max # of PCI Express Lanes
20
Package Specifications
Max CPU Configuration
1
Thermal Solution Specification
PCG 2022E
Intel® Thermal Velocity Boost Temperature
50°C
Package Size
45.0 mm x 37.5 mm
Advanced Technologies
Intel® Gaussian & Neural Accelerator
3.0
Intel® Thread Director
Yes
Intel® Deep Learning Boost (Intel® DL Boost)
Yes
Intel® Optane™ Memory Supported*
Yes
Intel® Speed Shift Technology
Yes
Intel® Adaptive Boost Technology
Yes
Intel® Thermal Velocity Boost
Yes
Intel® Turbo Boost Max Technology 3.0*
Yes
Intel® Turbo Boost Technology*
2.0
Intel® Hyper-Threading Technology*
Yes
Intel® 64*
Yes
Instruction Set
64-bit
Instruction Set Extensions
Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
Idle States
Yes
Enhanced Intel SpeedStep® Technology
Yes
Thermal Monitoring Technologies
Yes
Intel® Volume Management Device (VMD)
Yes
Security & Reliability
Intel vPro® Platform Eligibility*
Yes
Intel vPro® Enterprise Platform Eligibility*
Yes
Intel® Threat Detection Technology (TDT)
Yes
Intel® Active Management Technology (AMT)*
Yes
Intel® Standard Manageability (ISM)*
Yes
Intel® One-Click Recovery*
Yes
Intel® Hardware Shield Eligibility*
Yes
Intel® AES New Instructions
Yes
Secure Key
Yes
Intel® OS Guard
Yes
Execute Disable Bit*
Yes
Intel® Boot Guard
Yes
Mode-based Execute Control (MBEC)
Yes
Intel® Control-Flow Enforcement Technology
Yes
Intel® Total Memory Encryption – Multi Key
Yes
Intel® Total Memory Encryption
Yes
Intel® Virtualization Technology (VT-x)*
Yes
Intel® Virtualization Technology for Directed I/O (VT-d)*
Yes
Intel® VT-x with Extended Page Tables (EPT)*
Yes
