Cores Cores
16 Cores
16 Cores
Multitasking and productivity baseline
GeeCoolGuest
GeeCool Intel Processor
Intel® Core™ i9-12900KS Processor
Intel® Core™ i9-12900KS Processor, up to 5.50 GHz, 16 cores, 30.00 MB cache
Max Boost Clock Boost Clock
5.5 GHz
5.50 GHz
Single-core burst performance reference
L3 Cache L3 / Cache
30 MB
30.00 MB
Cache size and access efficiency reference
Specifications
Specifications
Key Specs
42 items# of Displays Supported 4
# of Efficient-cores 8
# of Performance-cores 8
Cache 30.00 MB
Code Name Alder Lake
ECC Memory Supported Yes
Efficient-core Max Turbo Frequency 4.00 GHz
Execution Units 32
Graphics Base Frequency 300.00 MHz
Graphics Max Dynamic Frequency 1550.00 MHz
Instruction Set 64-bit
Instruction Set Extensions Intel® SSE4.1,Intel® SSE4.2,Intel® AVX2
Intel® Deep Learning Boost (Intel® DL Boost) on CPU Yes
Intel® Gaussian & Neural Accelerator 3.0
Intel® Hyper-Threading Technology Yes
Intel® Thermal Velocity Boost Yes
Intel® Thread Director Yes
Intel® Turbo Boost Max Technology 3.0 Yes
Intel® Virtualization Technology (VT-x) Yes
Intel® Virtualization Technology for Directed I/O (VT-d) Yes
Launch Date Q1'22
Lithography Intel 7
Marketing Status Discontinued
Max # of Memory Channels 2
Max # of PCI Express Lanes 20
Max Memory Bandwidth 76.8 GB/s
Max Memory Size 128.00 GB
Max Resolution (DP) 7680 x 4320 @ 60Hz
Max Resolution (eDP - Integrated Flat Panel) 5120 x 3200 @ 120Hz
Max Resolution (HDMI) 4096 x 2160 @ 60Hz
Max Turbo Frequency 5.50 GHz
Memory Types Up to DDR5 4800 MT/s Up to DDR4 3200 MT/s
Performance-core Base Frequency 3.40 GHz
Performance-core Max Turbo Frequency 5.20 GHz
Performance-core Max Turbo Frequency 5.20 GHz
Processor Number i9-12900KS
Product Collection 12th Generation Intel® Core™ i9 Processors
Sockets Supported FCLGA1700
TJUNCTION 90.00 ℃
Total Cores 16 Cores
Total Threads 24
Vertical Segment Desktop
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FAQ
FAQ
What motherboard suits Core i9 12900KS, and how should power delivery, memory, and ports be balanced? How many cores and threads does Core i9 12900KS have, and is it suitable for gaming and productivity? How should a GPU be paired with Core i9 12900KS for 1080p, 1440p, and 4K gaming? What cooler does Core i9 12900KS need, and how do gaming and sustained all-core loads differ? The 12900KS at 16 cores and 24 threads — still suitable for local AI today?