INTEL

Intel Core i5-11600K

Intel processor specifications and benchmark scores

6
Cores
12
Threads
4.9
GHz Boost
125W
TDP
πŸ”“Unlocked πŸ–₯️Integrated GPU

Intel Core i5-11600K Specifications

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Core i5-11600K Core Configuration

Processing cores and threading

The Intel Core i5-11600K features 6 physical cores and 12 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
6
Threads
12
SMP CPUs
1
⏱️

i5-11600K Clock Speeds

Base and boost frequencies

Clock speed is a critical factor in Core i5-11600K 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 i5-11600K by Intel can dynamically adjust its frequency based on workload and thermal headroom.

Base Clock
3.9 GHz
Boost Clock
4.9 GHz
Multiplier
39x πŸ”“
πŸ’Ύ

Intel's Core i5-11600K Cache Hierarchy

L1, L2, L3 cache sizes

Cache memory is ultra-fast storage built directly into the i5-11600K 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 i5-11600K'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
256 KB (per core)
L3 Cache
12 MB (shared)
πŸ—οΈ

Rocket Lake Architecture & Process

Manufacturing and design details

The Intel Core i5-11600K 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 i5-11600K 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 i5 (Rocket Lake-S)
πŸ”’

Rocket Lake Instruction Set Features

Supported CPU instructions and extensions

The Core i5-11600K 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

i5-11600K Power & Thermal

TDP and power specifications

The Intel Core i5-11600K has a TDP (Thermal Design Power) of 125W, 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
125W
Tj Max
100Β°C
πŸ”§

Intel Socket 1200 Platform & Socket

Compatibility information

The Core i5-11600K 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 i5-11600K 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 i5-11600K 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 i5-11600K Integrated Graphics

Built-in GPU specifications

The Intel Core i5-11600K 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 i5-11600K 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 i5-11600K Product Information

Release and pricing details

The Intel Core i5-11600K 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 i5-11600K by Intel offers a specific balance of performance, features, and cost within Intel's product lineup.

Manufacturer
Intel
Release Date
Mar 2021
Launch Price
$262
Market
Desktop
Status
End-of-life
Part Number
SRKNU

Core i5-11600K Benchmark Scores

3dmark_16_threadsSource

3DMark 16-thread tests Intel Core i5-11600K with heavily-threaded game workloads. This shows performance in games that fully utilize high-core-count CPUs for maximum parallelization. The most demanding and well-optimized games can leverage this many threads.

3dmark_16_threads #110 of 166
6,247
38%
Max: 16,374
Compare with other CPUs

3dmark_2_threadsSource

3DMark 2-thread tests Intel Core i5-11600K 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. Dual-core performance remains relevant for many indie and older games.

3dmark_2_threads #80 of 166
1,861
73%
Max: 2,549
Compare with other CPUs

3dmark_4_threadsSource

3DMark 4-thread tests Intel Core i5-11600K with quad-threaded game workloads. This shows performance in games optimized for four cores, which represents many current titles. Quad-core optimization is common in mainstream game development.

3dmark_4_threads #77 of 166
3,512
71%
Max: 4,963
Compare with other CPUs

3dmark_8_threadsSource

3DMark 8-thread tests Intel Core i5-11600K 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. Open-world games and simulations particularly benefit from higher thread counts.

3dmark_8_threads #101 of 166
5,268
57%
Max: 9,298
Compare with other CPUs

3dmark_max_threadsSource

3DMark max threads tests Intel Core i5-11600K 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. Future games may increasingly approach this level of parallelization.

3dmark_max_threads #110 of 166
6,270
34%
Max: 18,441
Compare with other CPUs

3dmark_single_threadSource

3DMark CPU single-thread tests how Intel Core i5-11600K 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. Higher scores indicate better frame rates in CPU-limited gaming scenarios.

3dmark_single_thread #74 of 166
967
75%
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 i5-11600K performs in parallel rendering workloads like video production and 3D animation. The R15 version remains useful for comparing against older hardware benchmarks. Higher scores directly correlate with faster render times in Cinema 4D and similar 3D applications.

cinebench_cinebench_r15_multicore #520 of 1788
1,673
11%
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 i5-11600K handles tasks that can't be parallelized across multiple cores. Games and many desktop applications still rely heavily on single-thread performance. A higher single-core score means snappier system responsiveness in everyday use.

cinebench_cinebench_r15_singlecore #520 of 1245
236
11%
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 i5-11600K. The more demanding workload provides better differentiation between current-generation processors.

cinebench_cinebench_r20_multicore #520 of 1788
6,971
11%
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 i5-11600K. The increased complexity provides more accurate performance differentiation between modern CPUs.

cinebench_cinebench_r20_singlecore #520 of 1784
984
11%
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 i5-11600K after thermal limits kick in. The longer duration exposes cooling limitations that shorter benchmarks miss.

cinebench_cinebench_r23_multicore #520 of 1788
16,598
11%
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 i5-11600K maintains boost clocks under continuous load. The extended runtime shows whether thermal throttling affects single-core performance.

cinebench_cinebench_r23_singlecore #519 of 1788
2,343
11%
Max: 20,979
Compare with other CPUs

geekbench_multicoreSource

Geekbench multi-core tests Intel Core i5-11600K across real-world workloads including image processing, machine learning, and data compression. All available threads are utilized to measure parallel performance. Higher scores indicate better capability in multitasking and content creation.

geekbench_multicore #152 of 711
8,543
38%
Max: 22,515
Compare with other CPUs

geekbench_singlecoreSource

Geekbench single-core measures how fast one thread of Intel Core i5-11600K can process tasks like web browsing and document editing. This score correlates with how snappy the system feels during normal use. Many applications still depend primarily on single-thread performance.

geekbench_singlecore #84 of 711
2,210
65%
Max: 3,401
Compare with other CPUs

passmark_data_compressionSource

Data compression measures how fast Intel Core i5-11600K 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.

passmark_data_compression #344 of 528
242,740
4%
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

πŸ“ Nearby Performers

passmark_data_encryptionSource

Data encryption tests how fast Intel Core i5-11600K can encrypt information using AES and other algorithms. This is critical for security applications, VPNs, and secure communications.

passmark_data_encryption #381 of 528
12,212
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 i5-11600K 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.

passmark_extended_instructions #311 of 528
17,615
4%
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 i5-11600K 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. Higher scores indicate superior arithmetic throughput independent of memory subsystem performance.

passmark_find_prime_numbers #379 of 528
58
2%
Max: 2,422
Compare with other CPUs

passmark_floating_point_mathSource

Floating point math measures how Intel Core i5-11600K 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.

passmark_floating_point_math #378 of 528
38,269
3%
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 i5-11600K processes whole number calculations essential for database operations and compression algorithms. This is fundamental to general computing performance.

passmark_integer_math #354 of 528
64,664
4%
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 i5-11600K across integer math, floating point, compression, and encryption using all cores. This provides an overall multi-threaded CPU performance score.

passmark_multithread #355 of 528
19,527
11%
Max: 174,825
Compare with other CPUs

passmark_physicsSource

Physics tests how Intel Core i5-11600K 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.

passmark_physics #387 of 528
944
3%
Max: 27,806
Compare with other CPUs

passmark_random_string_sortingSource

Random string sorting measures how fast Intel Core i5-11600K 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.

passmark_random_string_sorting #335 of 528
27,870
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 i5-11600K 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_single_thread #313 of 528
3,344
66%
Max: 5,097

passmark_singlethreadSource

PassMark single-thread measures per-core performance of Intel Core i5-11600K across various computational tasks. This score is critical for gaming and single-threaded applications.

passmark_singlethread #313 of 528
3,344
66%
Max: 5,097

About Intel Core i5-11600K

The Intel Core i5-11600K delivers a solid mid-tier performance foundation with its 6-core, 12-thread configuration, making it a competitive option in the Rocket Lake-S lineup. Built on Intel’s 14 nm process, this processor leverages Hyper-Threading technology across all cores to maximize throughput in multi-threaded workloads, a notable upgrade over previous non-hyperthreaded i5 generations. The base clock of 3.90 GHz provides consistent performance for everyday tasks, while the 4.90 GHz turbo frequency ensures responsiveness in burst-heavy applications. Thermal Design Power is rated at 125W, indicating a higher power draw than typical non-K SKUs, which aligns with its unlocked multiplier for overclocking. Despite being built on an older process node, the I5-11600K by Intel maintains thermal headroom under load when paired with robust cooling. Its Socket 1200 compatibility ensures support for 500-series chipsets, enabling features like PCIe 4.0 for faster storage and GPU bandwidth. The 12 MB of shared L3 cache contributes to reduced latency in data-intensive operations, enhancing real-world responsiveness. This architecture strikes a balance between core density and clock speed, catering to users who demand both single-threaded agility and moderate multi-threaded muscle. Benchmark results reflect the I5-11600K’s strength in both synthetic and real-world scenarios. In Passmark testing, it scores 19,527 points in multithreaded performance, underscoring its ability to handle modern productivity and content creation tasks efficiently. The passmark integer math result of 64,664 points highlights its computational efficiency in logic-heavy operations, while floating-point performance at 38,269 points confirms strong capabilities in rendering and scientific workloads. Data compression benchmarks hit 242,740 points, demonstrating robust memory and cache utilization, and random string sorting at 27,870 points reflects competent branch prediction and cache management. These figures position the Intel Core i5-11600K as a capable performer, particularly in applications that benefit from high clock speeds. When compared to contemporaries, it holds its ground in gaming and productivity, especially when memory is optimized. The unlocked multiplier allows enthusiasts to extract additional performance, though gains are limited by the 14 nm thermal constraints. Overall, the Core i5-11600K by Intel offers a data-validated blend of speed, efficiency, and overclocking headroom. Target use cases for this processor lean heavily toward gaming, streaming, and mid-tier workstations where cost-conscious performance is paramount. The 6-core, 12-thread layout ensures smooth multitasking, making it suitable for users running games alongside recording software or communication apps. With strong single-core performance, the I5-11600K by Intel excels in titles that rely more on clock speed than core count, delivering high frame rates in 1080p and 1440p gaming. Its PCIe 4.0 support future-proofs builds with faster NVMe SSDs and next-gen GPUs, enhancing load times and system responsiveness. While not ideal for heavy rendering or VM workloads, it handles photo editing, light video work, and development tasks with ease. Paired with fast DDR4 memory, the memory subsystem minimizes bottlenecks, boosting both gaming and application performance. At its $262 launch price, it offered strong value within the Rocket Lake-S ecosystem. For builders seeking a no-nonsense, overclockable CPU with reliable performance, this chip remains a data-backed contender.

The AMD Equivalent of Core i5-11600K

Looking for a similar processor from AMD? The AMD Ryzen 5 PRO 5650U offers comparable performance and features in the AMD lineup.

AMD Ryzen 5 PRO 5650U

AMD β€’ 6 Cores

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