Intel Core i9-12900KS vs Intel Core i9-12900K

Comparative analysis of Intel Core i9-12900KS and Intel Core i9-12900K processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Graphics image quality, Graphics API support, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, 3DMark Fire Strike - Physics Score.

 

Differences

Reasons to consider the Intel Core i9-12900KS

  • CPU is newer: launch date 5 month(s) later
  • Around 6% higher clock speed: 5.50 GHz vs 5.20 GHz
  • Around 25% more L1 cache; more data can be stored in the L1 cache for quick access later
  • Around 43% more L2 cache; more data can be stored in the L2 cache for quick access later
  • Around 4% better performance in PassMark - Single thread mark: 4344 vs 4161
  • Around 6% better performance in PassMark - CPU mark: 44016 vs 41472
  • Around 4% better performance in 3DMark Fire Strike - Physics Score: 12139 vs 11671
Specifications (specs)
Launch date 5 Apr 2022 vs 4 Nov 2021
Maximum frequency 5.50 GHz vs 5.20 GHz
L1 cache 1280 KB vs 1 MB
L2 cache 20 MB vs 14 MB
Benchmarks
PassMark - Single thread mark 4344 vs 4161
PassMark - CPU mark 44016 vs 41472
3DMark Fire Strike - Physics Score 12139 vs 11671

Reasons to consider the Intel Core i9-12900K

  • Around 11% higher maximum core temperature: 100°C vs 90°C
Maximum core temperature 100°C vs 90°C

Compare benchmarks

CPU 1: Intel Core i9-12900KS
CPU 2: Intel Core i9-12900K

PassMark - Single thread mark
CPU 1
CPU 2
4344
4161
PassMark - CPU mark
CPU 1
CPU 2
44016
41472
3DMark Fire Strike - Physics Score
CPU 1
CPU 2
12139
11671
Name Intel Core i9-12900KS Intel Core i9-12900K
PassMark - Single thread mark 4344 4161
PassMark - CPU mark 44016 41472
3DMark Fire Strike - Physics Score 12139 11671

Compare specifications (specs)

Intel Core i9-12900KS Intel Core i9-12900K

Essentials

Architecture codename Alder Lake Alder Lake
Launch date 5 Apr 2022 4 Nov 2021
Launch price (MSRP) $823 $589 - $599
Place in performance rating 103 126
Processor Number i9-12900KS i9-12900K
Series 12th Generation Intel Core i9 Processors 12th Generation Intel Core i9 Processors
Vertical segment Desktop Desktop
Status Launched

Performance

64 bit support
L1 cache 1280 KB 1 MB
L2 cache 20 MB 14 MB
L3 cache 30 MB 30 MB
Manufacturing process technology 7 nm Intel 7
Maximum core temperature 90°C 100°C
Maximum frequency 5.50 GHz 5.20 GHz
Number of cores 16
Number of threads 24

Memory

Max memory channels 2 2
Maximum memory bandwidth 76.8 GB/s 76.8 GB/s
Maximum memory size 128 GB 128 GB
Supported memory types Up to DDR5 4800 MT/s Up to DDR4 3200 MT/s Up to DDR5 4800 MT/s Up to DDR4 3200 MT/s

Graphics

Device ID 0x4680 0x4680
Execution Units 32 32
Graphics base frequency 300 MHz 300 MHz
Graphics max dynamic frequency 1.55 GHz 1.55 GHz
Intel® Clear Video HD technology
Intel® Quick Sync Video
Processor graphics Intel UHD Graphics 770 Intel UHD Graphics 770

Graphics interfaces

Number of displays supported 4 4

Graphics image quality

Max resolution over DisplayPort 7680 x 4320 @ 60Hz 7680 x 4320 @ 60Hz
Max resolution over eDP 5120 x 3200 @ 120Hz 5120 x 3200 @ 120Hz

Graphics API support

DirectX 12 12
OpenGL 4.5 4.5

Compatibility

Max number of CPUs in a configuration 1 1
Package Size 45.0 mm x 37.5 mm 45.0 mm x 37.5 mm
Sockets supported FCLGA1700 FCLGA1700
Thermal Design Power (TDP) 150 Watt
Thermal Solution PCG 2022E PCG 2020A

Peripherals

Max number of PCIe lanes 20 20
PCI Express revision 5.0 and 4.0 5.0 and 4.0
PCIe configurations Up to 1x16+4, 2x8+4 Up to 1x16+4, 2x8+4
Scalability 1S Only 1S Only

Security & Reliability

Execute Disable Bit (EDB)
Intel® OS Guard
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)
Secure Boot
Mode-based Execute Control (MBE)

Advanced Technologies

Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions Intel SSE4.1, Intel SSE4.2, Intel AVX2 Intel SSE4.1, Intel SSE4.2, Intel AVX2
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® Thermal Velocity Boost
Intel® Turbo Boost technology
Intel® Volume Management Device (VMD)
Speed Shift technology
Thermal Monitoring

Virtualization

Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)