intel core i9 11900k vs intel core i9 11900

VS

We compared two CPUs Intel Core i9 11900K (Desktop) 8-cores against Intel Core i9 11900 (Desktop) 8-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 11900K and Intel Core i9 11900
Advantages of Intel Core i9 11900K
  • Newer released 0 years later
  • 2% higher Turbo Boost frequency (5.2 GHz vs 5.1 GHz)
  • Unlocked multiplier
Advantages of Intel Core i9 11900
  • Consumes up to 48% less energy than the Intel Core i9 11900K – 65 vs 125 Watt

Benchmarks

Comparing the performance of CPUs in benchmarks
Cinebench R23 (Single-Core)
1641
Cinebench R23 (Multi-Core)
15321
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
25757
Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)
11087

Specifications

Full technical specification of core i9 11900k and core i9 11900

General

Intel Core i9 11900K Intel Core i9 11900
Vendor Intel Intel
Released April 30 2021 March 16 2021
Type Desktop Desktop
instruction set x86-64 x86-64
Codename Rocket Lake Rocket Lake
Socket FCLGA1200 FCLGA1200
Integrated GPU Intel UHD Graphics 750 Intel UHD Graphics 750

Performance

Intel Core i9 11900K Intel Core i9 11900
Cores 8 8
Threads 16 16
Base Frequency 3.5 GHz 2.5 GHz
Turbo Boost Frequency 5.2 GHz 5.1 GHz
L1 Cache 64K (per core) 64K (per core)
L2 Cache 256K (per core) 256K (per core)
L3 Cache 16 MB (shared) 16 MB (shared)
Unlocked Multiplier Yes No

Power

Intel Core i9 11900K Intel Core i9 11900
Fabrication process 14 nm 14 nm
Power consumption (TDP) 125 W 65 W
Max. temperature 100°C 100°C

Memory support

Intel Core i9 11900K Intel Core i9 11900
Memory types DDR4 DDR4-3200
Memory Size 128 GB 128 GB
Max. Memory Channels 2 2
Max. Memory Bandwidth 50 GB/s 50 GB/s
ECC Support No No

iGPU

Intel Core i9 11900K Intel Core i9 11900
Integrated Graphics Intel UHD Graphics 750 Intel UHD Graphics 750
GPU Base Clock 300 MHz 300 MHz
GPU Boost Clock 1.3 MHz 1.3 MHz
Shading Units 256 256
TMUs 64 64
ROPs 32 32
Execution Units 32 32
TGP 15 W 15 W
iGPU FLOPS
0.46 TFLOPS
0.46 TFLOPS

Misc

Intel Core i9 11900K Intel Core i9 11900
Official site Intel Core i9 11900K official page Intel Core i9 11900 official page
PCI Express Version 4 4
PCI Express Lanes 20 20

Comments

So which CPU will you choose: Intel Core i9 11900 or Intel Core i9 11900K?