INTEL

Intel Core i9-11900

Intel processor specifications and benchmark scores

8
Cores
16
Threads
5.2
GHz Boost
65W
TDP
πŸ–₯️Integrated GPU

Intel Core i9-11900 Specifications

βš™οΈ

Core i9-11900 Core Configuration

Processing cores and threading

The Intel Core i9-11900 features 8 physical cores and 16 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
8
Threads
16
SMP CPUs
1
⏱️

i9-11900 Clock Speeds

Base and boost frequencies

Clock speed is a critical factor in Core i9-11900 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 i9-11900 by Intel can dynamically adjust its frequency based on workload and thermal headroom.

Base Clock
2.5 GHz
Boost Clock
5.2 GHz
All-Core Turbo
4.7 GHz
Multiplier
25x
πŸ’Ύ

Intel's Core i9-11900 Cache Hierarchy

L1, L2, L3 cache sizes

Cache memory is ultra-fast storage built directly into the i9-11900 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 i9-11900's cache configuration is optimized for both gaming performance and productivity workloads, minimizing data fetch delays during intensive computations.

L1 Cache
64 KB (per core)
L2 Cache
512 KB (per core)
L3 Cache
16 MB (shared)
πŸ—οΈ

Rocket Lake Architecture & Process

Manufacturing and design details

The Intel Core i9-11900 is built on Intel's 14 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 i9-11900 incorporate advanced branch prediction and out-of-order execution for optimal performance.

Architecture
Rocket Lake
Codename
Rocket Lake
Process Node
14 nm
Foundry
Intel
Die Size
276 mmΒ²
Generation
Core i9 (Rocket Lake-S)
πŸ”’

Rocket Lake Instruction Set Features

Supported CPU instructions and extensions

The Core i9-11900 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
SSE4.1
SSE4.2
AVX
AVX2
AVX-512
FMA3
SHA
AES-NI
F16C
BMI1
BMI2
Intel 64
VT-x
VT-d
πŸ”Œ

i9-11900 Power & Thermal

TDP and power specifications

The Intel Core i9-11900 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
Tj Max
100Β°C
πŸ”§

Intel Socket 1200 Platform & Socket

Compatibility information

The Core i9-11900 uses the Intel Socket 1200 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 1200
Chipsets
H510, B560, H570, Q570, W580, Z590, Q470, H470, W480, Z490
PCIe
Gen 4, 20 Lanes(CPU only)
Package
FC-LGA14A
DDR5

Intel Socket 1200 Memory Support

RAM compatibility and speeds

Memory support specifications for the i9-11900 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 i9-11900 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
Memory Bus
Dual-channel
Memory Bandwidth
51.2 GB/s
πŸ–₯️

Intel's Core i9-11900 Integrated Graphics

Built-in GPU specifications

The Intel Core i9-11900 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 i9-11900 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 750
Graphics Model
UHD Graphics 750
πŸ“¦

Core i9-11900 Product Information

Release and pricing details

The Intel Core i9-11900 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 i9-11900 by Intel offers a specific balance of performance, features, and cost within Intel's product lineup.

Manufacturer
Intel
Release Date
Mar 2021
Launch Price
$439
Market
Desktop
Status
End-of-life
Part Number
SRKNJ

Core i9-11900 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 i9-11900 performs in parallel rendering workloads.

cinebench_cinebench_r15_multicore #431 of 1788
1,924
13%
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 i9-11900 handles tasks that can't be parallelized.

cinebench_cinebench_r15_singlecore #433 of 1245
271
13%
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 i9-11900. The more demanding workload provides better differentiation between current-generation processors. Content creators and 3D artists use this benchmark to estimate real-world render performance.

cinebench_cinebench_r20_multicore #431 of 1788
8,019
13%
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 i9-11900. The increased complexity provides more accurate performance differentiation between modern CPUs. Single-thread performance remains critical for gaming and applications with serial bottlenecks.

cinebench_cinebench_r20_singlecore #435 of 1784
1,131
13%
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 i9-11900 after thermal limits kick in. The longer duration exposes cooling limitations that shorter benchmarks miss. Professional users rely on R23 scores to predict real-world rendering performance under sustained workloads.

cinebench_cinebench_r23_multicore #431 of 1788
19,093
13%
Max: 148,601
Compare with other CPUs

πŸ† Top 5 Performers

cinebench_cinebench_r23_singlecoreSource

Cinebench R23 single-core measures sustained single-thread performance over 10 minutes. This reveals how Intel Core i9-11900 maintains boost clocks under continuous load. The extended runtime shows whether thermal throttling affects single-core performance. This score is particularly important for understanding real-world responsiveness beyond initial boost behavior.

cinebench_cinebench_r23_singlecore #431 of 1788
2,695
13%
Max: 20,979
Compare with other CPUs

passmark_data_compressionSource

Data compression measures how fast Intel Core i9-11900 can compress and decompress files. This is important for archiving, backup software, and file transfer applications. Higher scores mean faster ZIP, RAR, and backup operations. Software distribution and cloud storage services benefit from efficient compression performance.

passmark_data_compression #280 of 528
285,159
5%
Max: 5,427,555
Compare with other CPUs

πŸ† 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 i9-11900 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.

passmark_data_encryption #344 of 528
13,942
4%
Max: 316,606
Compare with other CPUs

πŸ† 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 i9-11900 performance using SSE and AVX instruction sets. These specialized instructions accelerate multimedia, scientific, and AI workloads. Video encoding and image processing heavily utilize SIMD capabilities. Machine learning inference and scientific computing also benefit from strong SIMD performance.

passmark_extended_instructions #272 of 528
19,654
5%
Max: 392,159
Compare with other CPUs

πŸ† 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 i9-11900 ability to identify primes through intensive calculations. This is a pure computational benchmark that stresses CPU arithmetic units without memory bottlenecks.

passmark_find_prime_numbers #357 of 528
63
3%
Max: 2,422

passmark_floating_point_mathSource

Floating point math measures how Intel Core i9-11900 handles decimal calculations critical for scientific computing and 3D rendering. This affects performance in CAD and physics simulations. Game physics engines also rely heavily on floating point operations. Scientific and engineering applications benefit significantly from higher floating point scores.

passmark_floating_point_math #293 of 528
48,948
4%
Max: 1,141,430
Compare with other CPUs

πŸ† 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 i9-11900 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.

passmark_integer_math #272 of 528
83,893
5%
Max: 1,806,439
Compare with other CPUs

πŸ† 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 i9-11900 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.

passmark_multithread #299 of 528
22,456
13%
Max: 174,825
Compare with other CPUs

πŸ† Top 5 Performers

passmark_physicsSource

Physics tests how Intel Core i9-11900 handles physics simulations used in games and engineering software. This measures performance in calculating object interactions and movements. Games with complex physics benefit from higher scores. Engineering applications like structural analysis and fluid dynamics also rely on physics computation.

passmark_physics #377 of 528
977
4%
Max: 27,806
Compare with other CPUs

πŸ† 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 i9-11900 can organize text data. This is important for database operations, search indexing, and data processing applications. Applications that process large amounts of text benefit from higher scores. Database servers and search engines rely heavily on efficient string manipulation.

passmark_random_string_sorting #265 of 528
33,054
5%
Max: 609,901
Compare with other CPUs

πŸ† 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 i9-11900 across various computational tasks. This score is critical for gaming and single-threaded applications.

passmark_single_thread #301 of 528
3,373
66%
Max: 5,097
Compare with other CPUs

passmark_singlethreadSource

PassMark single-thread measures per-core performance of Intel Core i9-11900 across various computational tasks. This score is critical for gaming and single-threaded applications. Higher scores mean better system responsiveness in everyday use.

passmark_singlethread #301 of 528
3,373
66%
Max: 5,097
Compare with other CPUs

About Intel Core i9-11900

The Intel Core i9-11900, part of the Rocket Lake-S generation, showcases a robust core and thread configuration with eight physical cores and sixteen threads, designed to handle demanding multi-threaded workloads with ease. This setup ensures that even highly parallel applications can leverage the processor's capabilities without being bottlenecked by its core count, making it a compelling choice for professionals who require substantial computational power. With a base clock of 2.50 GHz, the i9-11900 provides a stable foundation for everyday tasks, while its turbo clock of 5.20 GHz allows for significant performance bursts when needed, particularly during single-threaded operations, which can be a critical factor in certain high-performance scenarios. The 65W thermal design power is a sensible choice for mainstream users, balancing performance with energy efficiency, yet it's worth questioning how this TDP stacks up against competitors offering similar core counts with potentially lower power consumption. Intel has integrated a substantial 16 MB of shared L3 cache, which can expedite data access and reduce latency across all cores, enhancing overall system responsiveness and efficiency during complex computations. Considering the memory subsystem, the i9-11900 supports modern DDR4 memory configurations, which are essential for maintaining high bandwidth and low latency, ensuring that the processor can fully exploit available system memory in high-performance applications. When evaluating the best applications for the i9-11900, it excels in environments such as content creation, video editing, 3D rendering, and scientific computations, where the combination of high core counts and turbo speeds can deliverε“θΆŠ performance results, or outstanding results in technical parlance. Ultimately, the Intel Core i9-11900 presents a well-rounded high-end processor capable of meeting the demands of power users and enthusiasts alike, offering a compelling blend of core performance, clock speeds, and thermal management.

The AMD Equivalent of Core i9-11900

Looking for a similar processor from AMD? The AMD Ryzen 9 5980HS offers comparable performance and features in the AMD lineup.

AMD Ryzen 9 5980HS

AMD β€’ 8 Cores

View Specs Compare

Popular Intel Core i9-11900 Comparisons

See how the Core i9-11900 stacks up against similar processors from the same generation and competing brands.

Compare Core i9-11900 with Other CPUs

Select another CPU to compare specifications and benchmarks side-by-side.

Browse CPUs