INTEL

Intel Core i9-12900

Intel processor specifications and benchmark scores

16
Cores
24
Threads
5.1
GHz Boost
65W
TDP
🔓Unlocked 🖥️Integrated GPU 🛡️ECC Memory

Intel Core i9-12900 Specifications

⚙️

Core i9-12900 Core Configuration

Processing cores and threading

The Intel Core i9-12900 features 16 physical cores and 24 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
16
Threads
24
Hybrid Cores
P-Cores: 8 E-Cores: 8
SMP CPUs
1
⏱️

i9-12900 Clock Speeds

Base and boost frequencies

Clock speed is a critical factor in Core i9-12900 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 i9-12900 by Intel can dynamically adjust its frequency based on workload and thermal headroom.

Base Clock
2.4 GHz
Boost Clock
5.1 GHz
E-Core Frequency
1800 MHz up to 3.8 GHz
Multiplier
24x 🔓
💾

Intel's Core i9-12900 Cache Hierarchy

L1, L2, L3 cache sizes

Cache memory is ultra-fast storage built directly into the i9-12900 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 i9-12900'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
30 MB (shared)
🏗️

Alder Lake Architecture & Process

Manufacturing and design details

The Intel Core i9-12900 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 i9-12900 incorporate advanced branch prediction and out-of-order execution for optimal performance.

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

Alder Lake Instruction Set Features

Supported CPU instructions and extensions

The Core i9-12900 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
🔌

i9-12900 Power & Thermal

TDP and power specifications

The Intel Core i9-12900 has a TDP (Thermal Design Power) of 65W, 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
65W
PL1 (Base Power)
65W
PL2 (Turbo Power)
202W
Tj Max
100°C
🔧

Intel Socket 1700 Platform & Socket

Compatibility information

The Core i9-12900 uses the Intel Socket 1700 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 Socket 1700
Chipsets
Z690, W680, H670, Q670, B660, H610, H610E, Z790, H770, B760
PCIe
Gen 5, 16 Lanes(CPU only)
Package
FC-LGA16A
DDR5

Intel Socket 1700 Memory Support

RAM compatibility and speeds

Memory support specifications for the i9-12900 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 i9-12900 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
Memory Bandwidth
76.8 GB/s
DDR4 Speed
3200 MT/s
ECC Memory
Supported
🖥️

Intel's Core i9-12900 Integrated Graphics

Built-in GPU specifications

The Intel Core i9-12900 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 i9-12900 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
UHD Graphics 770
Graphics Model
UHD Graphics 770
📦

Core i9-12900 Product Information

Release and pricing details

The Intel Core i9-12900 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 i9-12900 by Intel offers a specific balance of performance, features, and cost within Intel's product lineup.

Manufacturer
Intel
Release Date
Jan 2022
Launch Price
$519
Market
Desktop
Status
Active
Part Number
SRL4KQXQ3

Core i9-12900 Benchmark Scores

cinebench_cinebench_r15_multicoreSource

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

cinebench_cinebench_r15_multicore #232 of 1788
2,879
19%
Max: 14,978

cinebench_cinebench_r15_singlecoreSource

Cinebench R15 single-core measures the speed of one CPU thread rendering 3D geometry. This score indicates how Intel Core i9-12900 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 #232 of 1245
406
19%
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 i9-12900.

cinebench_cinebench_r20_multicore #232 of 1788
11,996
19%
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 i9-12900.

cinebench_cinebench_r20_singlecore #232 of 1784
1,693
19%
Max: 8,811

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 i9-12900 after thermal limits kick in.

cinebench_cinebench_r23_multicore #232 of 1788
28,563
19%
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 i9-12900 maintains boost clocks under continuous load.

cinebench_cinebench_r23_singlecore #232 of 1788
4,032
19%
Max: 20,979

passmark_data_compressionSource

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

passmark_data_compression #163 of 528
407,899
8%
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 i9-12900 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 #160 of 528
23,203
7%
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 i9-12900 performance using SSE and AVX instruction sets. These specialized instructions accelerate multimedia, scientific, and AI workloads.

passmark_extended_instructions #192 of 528
24,777
6%
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 i9-12900 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 #217 of 528
121
5%
Max: 2,422

passmark_floating_point_mathSource

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

passmark_floating_point_math #139 of 528
91,514
8%
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 i9-12900 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 #137 of 528
127,512
7%
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 i9-12900 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 #160 of 528
33,608
19%
Max: 174,825
Compare with other CPUs

passmark_physicsSource

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

passmark_physics #216 of 528
1,730
6%
Max: 27,806
Compare with other CPUs

passmark_random_string_sortingSource

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

passmark_random_string_sorting #171 of 528
44,070
7%
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 i9-12900 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 #112 of 528
4,003
79%
Max: 5,097

passmark_singlethreadSource

PassMark single-thread measures per-core performance of Intel Core i9-12900 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 #112 of 528
4,003
79%
Max: 5,097

About Intel Core i9-12900

The Intel i9-12900 processor stands out as a powerhouse from Intel's 12th-generation Alder Lake lineup, boasting 16 cores and 24 threads for exceptional multitasking capabilities. Manufactured on a cutting-edge 10 nm process, it delivers impressive efficiency with a base clock of 2.40 GHz that turbo boosts up to 5.10 GHz under demanding loads. Its TDP is rated at 65W, making it suitable for compact builds without excessive heat output. The shared 30 MB L3 cache enhances data access speeds, contributing to smoother performance in memory-intensive applications. Released on January 4, 2022, at a launch price of $519, the Intel i9-12900 processor quickly became a favorite among enthusiasts seeking high-end desktop performance. This socket 1700 compatible chip supports DDR5 memory and PCIe 5.0, future-proofing systems for upcoming technologies. Overall, its architecture balances power and efficiency seamlessly.

Delving into performance metrics, the Intel i9-12900 processor excels across various benchmarks, showcasing its prowess in computational tasks. In PassMark's data compression test, it scores an impressive 407,899 points, highlighting its strength in handling large datasets efficiently. Integer math benchmarks reveal 127,512 points, demonstrating robust handling of discrete calculations vital for gaming and simulations. Floating-point math yields 91,514 points, underscoring precision in scientific and graphical workloads. Random string sorting clocks in at 44,070 points, indicating quick data organization for database operations. Multithreading performance reaches 33,608 points, proving its multi-core dominance in parallel processing scenarios. These data-driven results position the Intel i9-12900 processor as a top contender for productivity suites and creative software. Enthusiasts will appreciate how these scores translate to real-world speedups in rendering and encoding tasks.

Targeting the high-end market segment, the Intel i9-12900 processor caters to gamers, content creators, and professionals requiring uncompromised power in desktop setups. Its Alder Lake-S design bridges the gap between consumer and workstation needs, offering value in the premium tier without enterprise pricing. For builds, pair it with a Z690 motherboard to leverage overclocking potential and ensure compatibility with Intel Socket 1700. Recommend a robust air cooler or AIO liquid solution to manage turbo boosts effectively, given the 65W TDP can spike under load. Opt for at least 32GB of DDR5-6000 RAM to maximize bandwidth advantages. In gaming rigs, combine with an RTX 40-series GPU for 4K dominance. Workstation builds benefit from NVMe SSDs to exploit PCIe 5.0 lanes. Ultimately, the Intel i9-12900 processor empowers versatile, future-ready configurations for discerning hardware fans.

  • 10 nm manufacturing process enables superior power efficiency and transistor density.
  • PassMark multithreading score of 33,608 points excels in CPU-intensive applications.
  • High-end desktop segment ideal for gaming and professional content creation.
  • Build with Z690 chipset for full feature support and overclocking.
  • 65W TDP supports compact cases with efficient cooling solutions.

The AMD Equivalent of Core i9-12900

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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