INTEL

Intel Core i7-8565U

Intel processor specifications and benchmark scores

4
Cores
8
Threads
4.6
GHz Boost
15W
TDP
🖥️Integrated GPU

Intel Core i7-8565U Specifications

⚙️

Core i7-8565U Core Configuration

Processing cores and threading

The Intel Core i7-8565U features 4 physical cores and 8 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
4
Threads
8
SMP CPUs
1
⏱️

i7-8565U Clock Speeds

Base and boost frequencies

Clock speed is a critical factor in Core i7-8565U 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 i7-8565U by Intel can dynamically adjust its frequency based on workload and thermal headroom.

Base Clock
1800 GHz
Boost Clock
4.6 GHz
All-Core Turbo
up to 4.1 GHz
Multiplier
18x
💾

Intel's Core i7-8565U Cache Hierarchy

L1, L2, L3 cache sizes

Cache memory is ultra-fast storage built directly into the i7-8565U 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 i7-8565U'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
256 KB (per core)
L3 Cache
8 MB (shared)
🏗️

Whiskey Lake Architecture & Process

Manufacturing and design details

The Intel Core i7-8565U 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 i7-8565U incorporate advanced branch prediction and out-of-order execution for optimal performance.

Architecture
Whiskey Lake
Codename
Whiskey Lake-U
Process Node
14 nm
Foundry
Intel
Generation
Core i7 (Whiskey Lake)
🔢

Whiskey Lake Instruction Set Features

Supported CPU instructions and extensions

The Core i7-8565U 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
FMA3
AES-NI
F16C
BMI1
BMI2
Intel 64
VT-x
VT-d
🔌

i7-8565U Power & Thermal

TDP and power specifications

The Intel Core i7-8565U has a TDP (Thermal Design Power) of 15W, 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
15W
Tj Max
100°C
Configurable TDP
10-25 W
🔧

Intel BGA 1528 Platform & Socket

Compatibility information

The Core i7-8565U uses the Intel BGA 1528 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 1528
PCIe
Gen 3, 16 Lanes(CPU only)
Package
FC-BGA14F
DDR5

Intel BGA 1528 Memory Support

RAM compatibility and speeds

Memory support specifications for the i7-8565U 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 i7-8565U 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
DDR3, DDR4
Memory Bus
Dual-channel
Memory Bandwidth
38.4 GB/s
🖥️

Intel's Core i7-8565U Integrated Graphics

Built-in GPU specifications

The Intel Core i7-8565U 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 i7-8565U 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 620
Graphics Model
UHD Graphics 620
📦

Core i7-8565U Product Information

Release and pricing details

The Intel Core i7-8565U 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 i7-8565U by Intel offers a specific balance of performance, features, and cost within Intel's product lineup.

Manufacturer
Intel
Release Date
Oct 2018
Launch Price
$409
Market
Mobile
Status
End-of-life
Part Number
SREJPSRFFW

Core i7-8565U 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 i7-8565U performs in parallel rendering workloads.

cinebench_cinebench_r15_multicore #1094 of 1788
512
3%
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 i7-8565U handles tasks that can't be parallelized.

cinebench_cinebench_r15_singlecore #1094 of 1245
72
3%
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 i7-8565U. 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 #1094 of 1788
2,137
3%
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 i7-8565U. 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 #1095 of 1784
301
3%
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 i7-8565U 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 #1094 of 1788
5,090
3%
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 i7-8565U 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 #1094 of 1788
718
3%
Max: 20,979

passmark_data_compressionSource

Data compression measures how fast Intel Core i7-8565U 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 #519 of 528
75,995
1%
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 i7-8565U 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 #514 of 528
1,993
1%
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 i7-8565U 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 #517 of 528
4,770
1%
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 i7-8565U 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 #513 of 528
22
1%
Max: 2,422

passmark_floating_point_mathSource

Floating point math measures how Intel Core i7-8565U 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 #514 of 528
12,934
1%
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 i7-8565U 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 #511 of 528
21,581
1%
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 i7-8565U 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 #514 of 528
5,988
3%
Max: 174,825
Compare with other CPUs

passmark_physicsSource

Physics tests how Intel Core i7-8565U 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 #505 of 528
458
2%
Max: 27,806
Compare with other CPUs

passmark_random_string_sortingSource

Random string sorting measures how fast Intel Core i7-8565U 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 #512 of 528
10,200
2%
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 i7-8565U across various computational tasks. This score is critical for gaming and single-threaded applications.

passmark_single_thread #500 of 528
2,118
42%
Max: 5,097

passmark_singlethreadSource

PassMark single-thread measures per-core performance of Intel Core i7-8565U 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 #500 of 528
2,118
42%
Max: 5,097

About Intel Core i7-8565U

The Intel I7-8565U stands out as a compact powerhouse from Intel's Whiskey Lake lineup, boasting four cores and eight threads that deliver solid multitasking capabilities for everyday computing needs. With a base clock of 1.8 GHz ramping up to a turbo boost of 4.6 GHz, this low-power 15W TDP processor is ideal for ultrabooks and thin laptops, ensuring efficient performance without excessive heat generation. Investigators into mobile processors will appreciate its 14nm process and 8MB shared L3 cache, which contribute to smooth operation in web browsing, office applications, and light media consumption. For day-to-day usage, the Intel I7-8565U handles email, document editing, and video streaming with ease, rarely faltering under typical loads. Motherboard support is limited to Intel's BGA 1528 socket, meaning it's soldered onto compatible laptop motherboards from manufacturers like Dell, HP, and Lenovo, which restricts upgrades but ensures reliability in portable devices. Released in October 2018 at a launch price of $409, this generation Core i7 processor remains a viable option for budget-conscious users seeking balanced performance in slim form factors.

  1. Day-to-day usage shines in routine tasks like productivity software and casual browsing, where the i7-8565U's hyper-threading keeps responsiveness high without draining battery life quickly.
  2. Workstation performance, while not top-tier for heavy rendering, manages moderate photo editing and coding workloads effectively, supported by benchmark scores like 5,988 in Passmark multithreading.
  3. The value proposition holds strong for refurbished or entry-level laptops, offering quad-core efficiency at a fraction of newer models' costs, especially with integer math at 21,581 points indicating capable computation.
  4. Motherboard compatibility focuses on Whiskey Lake-era chipsets, demanding specific BIOS support for optimal turbo frequencies up to 4.6 GHz in supported systems.

Diving deeper into its benchmarks, the Intel I7-8565U scores an impressive 75,995 in Passmark data compression, underscoring its prowess in handling file archiving and decompression tasks swiftly during daily workflows. Floating-point math at 12,934 points reveals adequate support for scientific calculations or basic 3D modeling in workstation scenarios, though it may lag behind desktop counterparts. For those investigating value, this processor's random string sorting score of 10,200 highlights efficient data management, making it a smart pick for students or professionals on the go who prioritize portability over raw power. In workstation performance, it copes with virtual machines and light database operations, but intensive video encoding pushes it to its limits due to the 15W envelope. The overall proposition positions the Intel I7-8565U as a reliable mid-range choice in the used market, where its eight threads provide longevity for evolving software demands. Ultimately, for information seekers probing older mobile CPUs, this chip's blend of efficiency and capability continues to deliver in an era of power-hungry alternatives.

The AMD Equivalent of Core i7-8565U

Looking for a similar processor from AMD? The AMD Ryzen 7 PRO 2700 offers comparable performance and features in the AMD lineup.

AMD Ryzen 7 PRO 2700

AMD • 8 Cores

View Specs Compare

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