intel core i9 13900k vs intel core i9 12900k

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We compared two CPUs Intel Core i9 13900K (Desktop) 24-cores against Intel Core i9 12900K (Desktop) 16-cores. In this comparison page, we check which of these two processor has better performance in benchmark results, Games, architecture, price and other useful information.

Review

General overview and comparison of the processors
Single-Core Performance
Performance in single-threaded apps and benchmarks
Performance
Measure performance when all cores are involved

Key Differences

What are the key differences between Intel Core i9 13900K and Intel Core i9 12900K
Advantages of Intel Core i9 13900K
  • Newer released 1 years later
  • Has 8 more physical cores
  • Around 12.8 GB/s (14%) higher theoretical memory bandwidth
  • Has 6 MB larger L3 cache size
  • 9% higher Turbo Boost frequency (5.7 GHz vs 5.2 GHz)
  • Supports up to 192 GB DDR5 RAM
Advantages of Intel Core i9 12900K
  • Consumes up to 51% less energy than the Intel Core i9 13900K – 125 vs 253 Watt

Benchmarks

Comparing the performance of CPUs in benchmarks
Cinebench R23 (Single-Core)
Cinebench R23 (Multi-Core)
37129
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
59414
Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)
21601

Specifications

Full technical specification of core i9 13900k and core i9 12900k

General

Intel Core i9 13900K Intel Core i9 12900K
Vendor Intel Intel
Released September 27 2022 November 5 2021
Type Desktop Desktop
instruction set x86-64 x86-64
Codename Raptor Lake, Raptor Cove, Gracemont Alder Lake-S
Socket FCLGA1700 FCLGA1700
Integrated GPU Intel UHD Graphics 770 Intel UHD Graphics 770

Performance

Intel Core i9 13900K Intel Core i9 12900K
Cores 24 16
Threads 32 24
Base Frequency 3 GHz 3.2 GHz
Turbo Boost Frequency 5.7 GHz 5.2 GHz
L1 Cache 80K (per core) 80K (per core)
L2 Cache 2 MB (per core) 1.25 MB (per core)
L3 Cache 36 MB (shared) 30 MB (shared)
Unlocked Multiplier Yes Yes

Power

Intel Core i9 13900K Intel Core i9 12900K
Fabrication process Intel 7 nm Intel 7 nm
Power consumption (TDP) 125-253 W 125 W
Max. temperature 100°C 100°C

Memory support

Intel Core i9 13900K Intel Core i9 12900K
Memory types DDR5, DDR4 DDR5, DDR4
Memory Size 192 GB 128 GB
Max. Memory Channels 2 2
Max. Memory Bandwidth 89.6 GB/s 76.8 GB/s
ECC Support Yes Yes

iGPU

Intel Core i9 13900K Intel Core i9 12900K
Integrated Graphics Intel UHD Graphics 770 Intel UHD Graphics 770
GPU Base Clock 300 MHz 300 MHz
GPU Boost Clock 1.65 MHz 1.55 MHz
Shading Units 256 256
TMUs 16 16
ROPs 8 8
Execution Units 32 32
TGP 15 W 15 W
iGPU FLOPS
0.78 TFLOPS
0.78 TFLOPS

Misc

Intel Core i9 13900K Intel Core i9 12900K
Official site Intel Core i9 13900K official page Intel Core i9 12900K official page
PCI Express Version 5
PCI Express Lanes 20 20

Comments

So which CPU will you choose: Intel Core i9 12900K or Intel Core i9 13900K?