Core i9-12900K

Details and Benchmarks for Intel Core i9-12900K

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Benchmark Results

Combined benchmark scores based on multiple data points, giving a quick overview of this processor's performance.

Overall Score

Overall score for Core i9-12900K based on all benchmark results gathered. Look at this like a meta score, you will find more specific workload ratings below.

7,240 Rank: 51
Rank Name Score Visual
47 Ryzen 9 7900 7,324
+1.2%
48 Core i9-14900HX 7,300
+0.8%
49 Ryzen AI Max 390 7,265
+0.3%
50 Ryzen Threadripper PRO 5995WX 7,252
+0.2%
51 Core i9-12900K 7,240
52 Core i9-12900KF 7,219
-0.3%
53 Core i5-13600K 7,166
-1%
54 EPYC 7552 7,165
-1%
55 Ryzen 5 9600X 7,156
-1.2%
56 Ryzen Threadripper PRO 5975WX 7,122
-1.6%

View full ranking →

Multicore Score

Multicore performance score for Core i9-12900K based on multi-threaded benchmark results.

7,010 Rank: 100
Rank Name Score Visual
96 Xeon w5-2465X 7,061
+0.7%
97 Xeon Platinum 8268 7,059
+0.7%
98 EPYC 7H12 7,058
+0.7%
99 Core i5-13600K 7,023
+0.2%
100 Core i9-12900K 7,010
101 EPYC 7402 6,993
-0.2%
102 Ryzen 9 7845HX 6,971
-0.6%
103 Core i9-12900KF 6,969
-0.6%
104 Xeon W-3265M 6,965
-0.6%
105 Xeon Gold 6150 6,963
-0.7%

View full ranking →

Singlecore Score

Single-core performance score for Core i9-12900K based on single-threaded benchmark results.

7,393 Rank: 42
Rank Name Score Visual
38 Ryzen Threadripper 7960X 7,479
+1.2%
39 Ryzen 9 7900 7,448
+0.7%
40 Core i9-14900HX 7,432
+0.5%
41 Ryzen 5 9600X 7,399
+0.1%
42 Core i9-12900K 7,393
43 Ryzen Threadripper 7980X 7,389
-0.1%
44 Core i9-12900KF 7,385
-0.1%
45 Ryzen Threadripper PRO 7945WX 7,364
-0.4%
46 Ryzen 7 PRO 7745 7,338
-0.7%
47 Ryzen Threadripper PRO 7965WX 7,330
-0.9%

View full ranking →

Workload Scores

Performance scores grouped by workload type, normalized and aggregated from multiple raw benchmark results.

Number Crunching

Aggregated score for Core i9-12900K based on integer math, floating point math, and prime number computation benchmarks.

5,948 Rank: 109
Rank Name Score Visual
105 EPYC 7551P 6,004
+0.9%
106 Xeon Gold 6426Y 5,995
+0.8%
107 EPYC 7302 5,971
+0.4%
108 Ryzen 7 7800X3D 5,961
+0.2%
109 Core i9-12900K 5,948
110 Xeon Platinum 8268 5,943
-0.1%
111 Core i9-12900KF 5,931
-0.3%
112 Xeon Platinum 8270 5,921
-0.5%
113 Xeon Platinum 8180M 5,905
-0.7%
114 Ryzen 9 PRO 5945 5,901
-0.8%

View full ranking →

Data Processing

Aggregated score for Core i9-12900K based on data encryption, data compression, and string sorting benchmarks.

6,070 Rank: 112
Rank Name Score Visual
108 EPYC 7371 6,108
+0.6%
109 Core i9-13900HX 6,094
+0.4%
110 EPYC 7551 6,090
+0.3%
111 Ryzen Threadripper 2950X 6,083
+0.2%
112 Core i9-12900K 6,070
113 Core i9-12900KF 6,064
-0.1%
114 Ryzen 7 7700 6,058
-0.2%
115 Ryzen Threadripper PRO 5945WX 6,056
-0.2%
116 Xeon Platinum 8168 6,034
-0.6%
117 EPYC 7302 6,016
-0.9%

View full ranking →

Physics & Compute

Aggregated score for Core i9-12900K based on physics simulation and extended instruction set (SSE/AVX) benchmarks.

5,848 Rank: 118
Rank Name Score Visual
114 Ryzen 9 5950X 5,887
+0.7%
115 Core i9-13900 5,883
+0.6%
116 Core i9-14900 5,882
+0.6%
117 Core i9-13900HX 5,879
+0.5%
118 Core i9-12900K 5,848
119 Core i9-10980XE 5,835
-0.2%
120 Core i9-9980XE 5,830
-0.3%
121 Ryzen 7 5800X3D 5,815
-0.6%
122 Ryzen 9 5900XT 5,814
-0.6%
123 Xeon Gold 6248 5,812
-0.6%

View full ranking →

Core i9-12900K Details

Ranked #42 in single-core performance and #51 overall, the Intel Core i9-12900K remains a formidable desktop processor despite its 2021 launch. While it’s now over four years old, it still competes strongly against newer chips in the high-end segment, particularly in single-threaded workloads. Its 16-core, 24-thread design, built on the 10 nm Alder Lake-S architecture, delivers a base frequency of 3.2 GHz and a turbo boost up to 5.2 GHz, making it one of the fastest consumer processors of its time. The chip features 30 MB of L3 cache and supports both DDR4 and DDR5 memory, with a maximum rated speed of 4800 MT/s and a dual-channel memory interface. It operates at a 125 W TDP, requiring robust cooling solutions, especially when pushed under heavy load.

The Core i9-12900K supports a wide range of modern technologies, including Intel Hyper-Threading, AVX-2, and advanced virtualization features such as VT-x and VT-d. ECC memory support adds reliability for professional and server-like workloads, while Intel’s Turbo Boost Max Technology 3.0 allows for optimized performance per core. The processor also includes Intel UHD Graphics 770 for basic integrated graphics, capable of driving multiple displays, though it is not suitable for modern gaming. On the connectivity side, it supports PCIe 5.0 with 16 lanes directly from the CPU and is compatible with Z690, Z790, and other mainstream chipsets via Socket 1700.

In benchmark testing, the Core i9-12900K achieves a single-core score of 7393, placing it just behind the Ryzen 5 9600X and ahead of the Core i9-12900KF. Its multicore score of 7010 ranks it #100 out of 2060 processors, slightly behind the Core i5-13600K but ahead of the Ryzen 9 7845HX. This performance gap highlights a trend where newer architectures and process nodes have begun to close the lead once held by Intel’s hybrid core design. Despite this, the 12900K remains one of the most powerful consumer CPUs for content creation, video editing, and high-end productivity.

As of March 2026, the Core i9-12900K is best suited for enthusiasts and professionals who value raw single-core performance and high clock speeds, particularly in workloads that benefit from wide dynamic frequency scaling. While newer CPUs offer better efficiency and improved integrated graphics, the 12900K’s high boost clocks and extensive feature set still make it a compelling choice for those building a high-performance desktop with a focus on performance over future-proofing. Its position near the top of the single-core rankings underscores its lasting relevance, even as the market evolves.
Frequently Compared

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AMD A4-6300 36 views

AMD Ryzen 5 3600 32 views

AMD Ryzen 5 3500X 31 views

AMD Ryzen Threadripper 2950X 31 views

Intel Core i9-12900K

Main Specifications

Designer: Intel
Name: Core i9-12900K
Cores: 16
Threads: 24
Base Frequency: 3200 MHz
Clock Multiplier: 32x (unlocked)
Core Name: Alder Lake-S
Socket: Socket 1700
Package: FC-LGA16A
Target Segment: Desktop
TDP: 125 W

Cache Specifications

L1 Cache: 77.824 KiB
L2 Cache: 1.192 MiB
L3 Cache: 28.610 MiB

Memory Specifications

Supported Memory Type: DDR4, DDR5

Physical Specifications

Process: 10 nm
Die Area: 215 mm²
Manufacturer: Intel

CPU Features

MMX SSE SSE2 SSE3 SSSE3 SSE4.1 SSE4.2 AVX AVX2 ABM BMI1 BMI2 FMA3 RdRand ADX CLMUL F16C TBT 2.0 EIST TXT vPro VT-x VT-d SHA TBMT 3.0
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