Intel Core i9-14900T vs Intel Core i9-12900K

Comparative analysis of Intel Core i9-14900T and Intel Core i9-12900K processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Graphics, Graphics interfaces, Graphics image quality, Graphics API support, 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 i9-14900T

  • CPU is newer: launch date 2 year(s) 2 month(s) later
  • Around 6% higher clock speed: 5.5 GHz vs 5.20 GHz
  • Around 20% more L3 cache; more data can be stored in the L3 cache for quick access later
Launch date 8 Jan 2024 vs 4 Nov 2021
Maximum frequency 5.5 GHz vs 5.20 GHz
L3 cache 36 MB (shared) vs 30 MB

Reasons to consider the Intel Core i9-12900K

  • 12.8x more L1 cache, more data can be stored in the L1 cache for quick access later
  • 7x more L2 cache, more data can be stored in the L2 cache for quick access later
  • Around 8% better performance in PassMark - Single thread mark: 4157 vs 3863
  • Around 3% better performance in PassMark - CPU mark: 41435 vs 40413
Specifications (specs)
L1 cache 1 MB vs 80 KB (per core)
L2 cache 14 MB vs 2 MB (per core)
Benchmarks
PassMark - Single thread mark 4157 vs 3863
PassMark - CPU mark 41435 vs 40413

Compare benchmarks

CPU 1: Intel Core i9-14900T
CPU 2: Intel Core i9-12900K

PassMark - Single thread mark
CPU 1
CPU 2
3863
4157
PassMark - CPU mark
CPU 1
CPU 2
40413
41435
Name Intel Core i9-14900T Intel Core i9-12900K
PassMark - Single thread mark 3863 4157
PassMark - CPU mark 40413 41435
3DMark Fire Strike - Physics Score 11671

Compare specifications (specs)

Intel Core i9-14900T Intel Core i9-12900K

Essentials

Launch date 8 Jan 2024 4 Nov 2021
Launch price (MSRP) $549 $589 - $599
Place in performance rating 125 126
Architecture codename Alder Lake
Processor Number i9-12900K
Series 12th Generation Intel Core i9 Processors
Status Launched
Vertical segment Desktop

Performance

Base frequency 1100 MHz
Die size 257 mm²
L1 cache 80 KB (per core) 1 MB
L2 cache 2 MB (per core) 14 MB
L3 cache 36 MB (shared) 30 MB
Manufacturing process technology 10 nm Intel 7
Maximum core temperature 100°C 100°C
Maximum frequency 5.5 GHz 5.20 GHz
Number of cores 24
Number of threads 32
Unlocked
64 bit support

Memory

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

Compatibility

Max number of CPUs in a configuration 1 1
Sockets supported 1700 FCLGA1700
Thermal Design Power (TDP) 35 Watt
Package Size 45.0 mm x 37.5 mm
Thermal Solution PCG 2020A

Peripherals

PCIe configurations Gen 5, 16 Lanes, (CPU only) Up to 1x16+4, 2x8+4
Max number of PCIe lanes 20
PCI Express revision 5.0 and 4.0
Scalability 1S Only

Graphics

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

Graphics interfaces

Number of displays supported 4

Graphics image quality

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

Graphics API support

DirectX 12
OpenGL 4.5

Security & Reliability

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

Advanced Technologies

Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions Intel SSE4.1, Intel SSE4.2, Intel AVX2
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
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)