INTEL

Intel Core i9-12900HK

Intel processor specifications and benchmark scores

14
Cores
20
Threads
5
GHz Boost
45W
TDP
🔓Unlocked 🖥️Integrated GPU

Intel Core i9-12900HK Specifications

⚙️

Core i9-12900HK Core Configuration

Processing cores and threading

The Intel Core i9-12900HK features 14 physical cores and 20 threads, which directly impacts multi-threaded performance in CPU benchmarks. More cores allow the processor to handle parallel workloads efficiently, improving performance in video editing, 3D rendering, and multitasking scenarios. Thread count determines how many simultaneous tasks the CPU can process, with higher thread counts benefiting productivity applications and content creation workflows.

Cores
14
Threads
20
Hybrid Cores
P-Cores: 6 E-Cores: 8
SMP CPUs
1
⏱️

i9-12900HK Clock Speeds

Base and boost frequencies

Clock speed is a critical factor in Core i9-12900HK benchmark performance, measured in GHz. The base clock represents the guaranteed operating frequency, while the boost clock indicates maximum single-core performance under optimal conditions. Higher clock speeds translate to faster single-threaded performance, which is essential for gaming and applications that don't fully utilize multiple cores. The Core i9-12900HK by Intel can dynamically adjust its frequency based on workload and thermal headroom.

Base Clock
2.5 GHz
Boost Clock
5 GHz
E-Core Frequency
1800 MHz up to 3.8 GHz
Multiplier
25x 🔓
💾

Intel's Core i9-12900HK Cache Hierarchy

L1, L2, L3 cache sizes

Cache memory is ultra-fast storage built directly into the i9-12900HK processor die. L1 cache provides the fastest access for frequently used data, while L2 and L3 caches offer progressively larger storage with slightly higher latency. Larger cache sizes significantly improve CPU benchmark scores by reducing memory access times. The Core i9-12900HK's cache configuration is optimized for both gaming performance and productivity workloads, minimizing data fetch delays during intensive computations.

L1 Cache
80 KB (per core)
L2 Cache
1.25 MB (per core)
L3 Cache
24 MB (shared)
🏗️

Alder Lake Architecture & Process

Manufacturing and design details

The Intel Core i9-12900HK is built on Intel's 10 nm manufacturing process, which determines power efficiency and thermal characteristics. Smaller process nodes allow for more transistors in the same space, enabling higher performance per watt. The architecture defines how the processor handles instructions and manages data flow, directly impacting benchmark results across different workload types. Modern CPU architectures like the one in i9-12900HK incorporate advanced branch prediction and out-of-order execution for optimal performance.

Architecture
Alder Lake
Codename
Alder Lake-H
Process Node
10 nm
Foundry
Intel
Die Size
217 mm²
Generation
Core i9 (Alder Lake-H)
🔢

Alder Lake Instruction Set Features

Supported CPU instructions and extensions

The Core i9-12900HK by Intel supports various instruction set extensions that enable optimized performance for specific workloads. SIMD instructions like SSE and AVX accelerate multimedia, scientific computing, and AI workloads by processing multiple data points simultaneously. Features like AES-NI provide hardware-accelerated encryption, while AVX-512 (if supported) enables advanced vector processing for data centers and high-performance computing. These instruction sets are critical for software compatibility and performance in modern applications.

MMX
SSE
SSE2
SSE3
SSSE3
SSE4.2
AVX
AVX2
FMA3
SHA
AES-NI
F16C
BMI1
BMI2
Intel 64
VT-x
VT-d
TXT
TSX
🔌

i9-12900HK Power & Thermal

TDP and power specifications

The Intel Core i9-12900HK has a TDP (Thermal Design Power) of 45W, indicating the cooling solution required for sustained operation. TDP affects both system power consumption and the type of cooler needed. Lower TDP processors are ideal for compact builds and laptops, while higher TDP chips typically offer better sustained performance in demanding CPU benchmarks. Understanding power requirements helps ensure your system can deliver consistent performance without thermal throttling.

TDP
45W
Tj Max
100°C
🔧

Intel BGA 1744 Platform & Socket

Compatibility information

The Core i9-12900HK uses the Intel BGA 1744 socket, which determines motherboard compatibility. Choosing the right platform is essential for building a system around this processor. The socket type also influences available features like PCIe lanes, memory support, and upgrade paths. When comparing CPU benchmarks, ensure you're looking at processors compatible with your existing or planned motherboard to make informed purchasing decisions.

Socket
Intel BGA 1744
PCIe
Gen 4, 20 Lanes(CPU only)
Package
FC-BGA16F
DDR5

Intel BGA 1744 Memory Support

RAM compatibility and speeds

Memory support specifications for the i9-12900HK define which RAM types and speeds are compatible. Faster memory can significantly improve CPU benchmark performance, especially in memory-intensive applications and gaming. The memory controller integrated into the Core i9-12900HK determines maximum supported speeds and channels. Dual-channel or quad-channel memory configurations can double or quadruple memory bandwidth, providing noticeable performance gains in content creation and scientific workloads.

Memory Type
DDR4, DDR5
Memory Bus
Dual-channel
DDR5 Speed
4800 MT/s
DDR4 Speed
3200 MT/s
🖥️

Intel's Core i9-12900HK Integrated Graphics

Built-in GPU specifications

The Intel Core i9-12900HK includes integrated graphics, eliminating the need for a dedicated GPU in basic computing scenarios. Integrated graphics are ideal for office productivity, video playback, and light gaming. While not designed for demanding GPU benchmarks, the iGPU in the i9-12900HK provides hardware video encoding and decoding capabilities. This makes the processor suitable for compact builds, HTPCs, and systems where power efficiency is prioritized over gaming performance.

iGPU
Iris Xe 96EU
Graphics Model
Iris Xe 96EU
📦

Core i9-12900HK Product Information

Release and pricing details

The Intel Core i9-12900HK is manufactured by Intel and represents their commitment to delivering competitive CPU performance. Understanding the release date and pricing helps contextualize benchmark comparisons with other processors from the same generation. Launch pricing provides a baseline for evaluating value, though street prices often differ. Whether you're building a new system or upgrading, the Core i9-12900HK by Intel offers a specific balance of performance, features, and cost within Intel's product lineup.

Manufacturer
Intel
Release Date
Jan 2022
Market
Mobile
Status
Active
Part Number
SRLD3

Core i9-12900HK Benchmark Scores

3dmark_16_threadsSource

3DMark 16-thread tests Intel Core i9-12900HK with heavily-threaded game workloads. This shows performance in games that fully utilize high-core-count CPUs for maximum parallelization.

3dmark_16_threads #107 of 166
6,441
39%
Max: 16,374
Compare with other CPUs

3dmark_2_threadsSource

3DMark 2-thread tests Intel Core i9-12900HK performance with dual-threaded game workloads. This shows capability in games that use limited parallelization typical of older titles. Some game engines still primarily utilize only two threads for core logic.

3dmark_2_threads #59 of 166
1,942
76%
Max: 2,549

3dmark_4_threadsSource

3DMark 4-thread tests Intel Core i9-12900HK with quad-threaded game workloads. This shows performance in games optimized for four cores, which represents many current titles.

3dmark_4_threads #75 of 166
3,537
71%
Max: 4,963
Compare with other CPUs

3dmark_8_threadsSource

3DMark 8-thread tests Intel Core i9-12900HK with octa-threaded game workloads. This shows performance in well-optimized modern games that leverage eight threads effectively. AAA titles increasingly scale to eight or more threads.

3dmark_8_threads #109 of 166
5,172
56%
Max: 9,298
Compare with other CPUs

3dmark_max_threadsSource

3DMark max threads tests Intel Core i9-12900HK using all available threads for game workloads. This shows the maximum parallel gaming performance capability of the processor. This reveals the ceiling of what games could achieve with perfect thread scaling.

3dmark_max_threads #97 of 166
6,829
37%
Max: 18,441

3dmark_single_threadSource

3DMark CPU single-thread tests how Intel Core i9-12900HK handles game physics and AI calculations on one core. This is critical for games that rely on single-thread performance. Many games still bottleneck on single-core speed despite having multiple threads.

3dmark_single_thread #42 of 166
1,025
79%
Max: 1,293

cinebench_cinebench_r15_multicoreSource

Cinebench R15 multi-core renders a complex 3D scene using all CPU threads simultaneously. This test reveals how Intel Core i9-12900HK performs in parallel rendering workloads like video production and 3D animation. Higher scores mean faster render times in professional applications.

cinebench_cinebench_r15_multicore #356 of 1788
2,201
15%
Max: 14,978
Compare with other CPUs

cinebench_cinebench_r15_singlecoreSource

Cinebench R15 single-core measures the speed of one CPU thread rendering 3D geometry. This score indicates how Intel Core i9-12900HK handles tasks that can't be parallelized across multiple cores. Games and many desktop applications still rely heavily on single-thread performance.

cinebench_cinebench_r15_singlecore #357 of 1245
310
15%
Max: 2,114

cinebench_cinebench_r20_multicoreSource

Cinebench R20 multi-core uses a scene requiring 4x more computational power than R15. This test better reflects modern CPU capabilities for professional rendering on Intel Core i9-12900HK.

cinebench_cinebench_r20_multicore #356 of 1788
9,171
15%
Max: 62,412
Compare with other CPUs

cinebench_cinebench_r20_singlecoreSource

Cinebench R20 single-core tests one thread against a more demanding scene than R15. This reveals the true single-thread rendering capability of Intel Core i9-12900HK.

cinebench_cinebench_r20_singlecore #356 of 1784
1,294
15%
Max: 8,811
Compare with other CPUs

cinebench_cinebench_r23_multicoreSource

Cinebench R23 multi-core is the current standard for CPU rendering benchmarks with a 10-minute minimum runtime. This extended test reveals sustained performance of Intel Core i9-12900HK after thermal limits kick in.

cinebench_cinebench_r23_multicore #356 of 1788
21,837
15%
Max: 148,601
Compare with other CPUs

cinebench_cinebench_r23_singlecoreSource

Cinebench R23 single-core measures sustained single-thread performance over 10 minutes. This reveals how Intel Core i9-12900HK maintains boost clocks under continuous load.

cinebench_cinebench_r23_singlecore #356 of 1788
3,082
15%
Max: 20,979
Compare with other CPUs

passmark_data_compressionSource

Data compression measures how fast Intel Core i9-12900HK can compress and decompress files. This is important for archiving, backup software, and file transfer applications.

passmark_data_compression #265 of 528
294,908
5%
Max: 5,427,555
Compare with other CPUs

🏆 Top 5 Performers

#1 AMD EPYC 9965
5,427,555
#2 AMD EPYC 9845
4,680,013
#3 AMD EPYC 9755
4,517,407
#4 AMD EPYC 9745
3,929,890

passmark_data_encryptionSource

Data encryption tests how fast Intel Core i9-12900HK can encrypt information using AES and other algorithms. This is critical for security applications, VPNs, and secure communications. Modern CPUs with AES-NI hardware acceleration score significantly higher. Disk encryption, secure browsing, and VPN performance all benefit from faster encryption.

passmark_data_encryption #257 of 528
17,445
6%
Max: 316,606
Compare with other CPUs

🏆 Top 5 Performers

#1 AMD EPYC 9965
316,606
#2 AMD EPYC 9845
296,808
#3 AMD EPYC 9755
284,927
#4 AMD EPYC 9754
231,891
#5 AMD EPYC 9745
229,447

passmark_extended_instructionsSource

Extended instructions tests Intel Core i9-12900HK performance using SSE and AVX instruction sets. These specialized instructions accelerate multimedia, scientific, and AI workloads.

passmark_extended_instructions #312 of 528
17,583
4%
Max: 392,159
Compare with other CPUs

🏆 Top 5 Performers

#1 AMD EPYC 9965
392,159
#2 AMD EPYC 9845
314,798
#3 AMD EPYC 9755
303,321
#4 AMD EPYC 9745
280,477

passmark_find_prime_numbersSource

Find prime numbers tests Intel Core i9-12900HK ability to identify primes through intensive calculations. This is a pure computational benchmark that stresses CPU arithmetic units without memory bottlenecks. The test reveals raw mathematical processing capability.

passmark_find_prime_numbers #255 of 528
102
4%
Max: 2,422

passmark_floating_point_mathSource

Floating point math measures how Intel Core i9-12900HK handles decimal calculations critical for scientific computing and 3D rendering. This affects performance in CAD and physics simulations.

passmark_floating_point_math #216 of 528
63,572
6%
Max: 1,141,430
Compare with other CPUs

🏆 Top 5 Performers

#1 AMD EPYC 9965
1,141,430
#2 AMD EPYC 9845
978,377
#3 AMD EPYC 9755
922,900
#4 AMD EPYC 9745
761,219
#5 AMD EPYC 9655P
710,260

passmark_integer_mathSource

Integer math tests how fast Intel Core i9-12900HK processes whole number calculations essential for database operations and compression algorithms. This is fundamental to general computing performance. Encryption and data processing heavily rely on integer operations. Higher scores benefit applications that work primarily with non-decimal numbers.

passmark_integer_math #235 of 528
89,527
5%
Max: 1,806,439
Compare with other CPUs

🏆 Top 5 Performers

#1 AMD EPYC 9965
1,806,439
#2 AMD EPYC 9845
1,687,531
#3 AMD EPYC 9755
1,549,946
#4 AMD EPYC 9745
1,224,315

passmark_multithreadSource

PassMark multi-thread tests Intel Core i9-12900HK across integer math, floating point, compression, and encryption using all cores. This provides an overall multi-threaded CPU performance score. The combined result reflects general-purpose parallel computing capability. Results can be compared against millions of submissions in the PassMark database.

passmark_multithread #245 of 528
25,697
15%
Max: 174,825
Compare with other CPUs

passmark_physicsSource

Physics tests how Intel Core i9-12900HK handles physics simulations used in games and engineering software. This measures performance in calculating object interactions and movements.

passmark_physics #227 of 528
1,673
6%
Max: 27,806
Compare with other CPUs

🏆 Top 5 Performers

#1 AMD EPYC 9755
27,806
#2 AMD EPYC 9655P
26,810
#3 AMD EPYC 9655
25,958
#4 AMD EPYC 9684X
24,686
#5 AMD EPYC 9575F
22,021

passmark_random_string_sortingSource

Random string sorting measures how fast Intel Core i9-12900HK can organize text data. This is important for database operations, search indexing, and data processing applications.

passmark_random_string_sorting #268 of 528
32,983
5%
Max: 609,901
Compare with other CPUs

🏆 Top 5 Performers

#1 AMD EPYC 9965
609,901
#2 AMD EPYC 9755
571,185
#3 AMD EPYC 9845
538,060
#4 AMD EPYC 9745
468,975
#5 AMD EPYC 9655P
455,310

passmark_single_threadSource

PassMark single-thread measures per-core performance of Intel Core i9-12900HK across various computational tasks. This score is critical for gaming and single-threaded applications. Higher scores mean better system responsiveness in everyday use.

passmark_single_thread #239 of 528
3,567
70%
Max: 5,097

passmark_singlethreadSource

PassMark single-thread measures per-core performance of Intel Core i9-12900HK across various computational tasks. This score is critical for gaming and single-threaded applications. Higher scores mean better system responsiveness in everyday use. Many legacy applications and games still depend heavily on single-thread speed.

passmark_singlethread #239 of 528
3,567
70%
Max: 5,097

About Intel Core i9-12900HK

The Intel Core i9-12900HK, a flagship processor from Intel's Alder Lake-H generation, features a hybrid architecture with 14 total cores split into 6 high-performance P-cores and 8 high-efficiency E-cores, enabling a total of 20 processing threads. This configuration allows the CPU to intelligently distribute workloads, with the P-cores handling demanding tasks while the E-cores manage background processes for optimal efficiency. Its base clock speed starts at 2.50 GHz, but it can aggressively boost up to an impressive 5.00 GHz on its fastest cores for maximum single-threaded performance. With a Thermal Design Power (TDP) of 45 watts, this chip is designed for high-performance laptops, balancing substantial computing muscle with the power constraints of mobile form factors. The substantial 24 MB of shared L3 cache acts as a high-speed data reservoir, significantly reducing latency and improving the throughput for both core clusters. This makes the processor exceptionally responsive in scenarios requiring rapid data access across its many cores.

Performance benchmarks, such as a multithreaded score of 25,697 points, confirm that the Core i9-12900HK is a powerhouse for heavily-threaded applications like video rendering, 3D modeling, and scientific simulations. Its strong floating-point math score of 63,572 points highlights its aptitude for engineering software and data analysis, while the high integer math performance benefits general productivity and gaming. The 12900HK truly excels in applications that can leverage its mix of high-frequency cores and numerous threads, making it ideal for content creators and power users on the go. Despite its high performance ceiling, the 45W TDP ensures that system builders can design relatively sleek laptops without excessive thermal overhead, although sustained loads will require robust cooling solutions. This processor represents a significant leap in mobile computing, delivering desktop-class performance in a portable package. Its hybrid design proves that Intel's approach can effectively tackle diverse workloads, from intense gaming sessions to complex computational tasks.

The AMD Equivalent of Core i9-12900HK

Looking for a similar processor from AMD? The AMD Ryzen 9 PRO 5945 offers comparable performance and features in the AMD lineup.

AMD Ryzen 9 PRO 5945

AMD • 12 Cores

View Specs Compare

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