Core i5-8265U

Details and Benchmarks for Intel Core i5-8265U

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Benchmark Results

Combined benchmark scores based on multiple data points, giving a quick overview of this processor's performance.

Overall Score

Overall score for Core i5-8265U based on all benchmark results gathered. Look at this like a meta score, you will find more specific workload ratings below.

5,144 Rank: 757
Rank Name Score Visual
753 Xeon E5-4655 v4 5,145
+0%
754 Xeon D-1548 5,145
+0%
755 EPYC 7501 5,145
+0%
756 Core i5-6402P 5,144
+0%
757 Core i5-8265U 5,144
758 Core i7-7820HQ 5,142
+-0%
759 Core i7-4900MQ 5,142
+-0%
760 Core i5-4670 5,140
-0.1%
761 FX-8300 5,140
-0.1%
762 Core i7-4960HQ 5,138
-0.1%

View full ranking →

Multicore Score

Multicore performance score for Core i5-8265U based on multi-threaded benchmark results.

4,729 Rank: 933
Rank Name Score Visual
929 Pentium Gold G4620 4,733
+0.1%
930 Intel Core i3-330UM 4,733
+0.1%
931 Core i7-3940XM 4,730
+0%
932 Core i5-1030NG7 4,730
+0%
933 Core i5-8265U 4,729
934 Xeon X5680 4,727
+-0%
935 Core i5-7300HQ 4,725
-0.1%
936 Xeon E5-2637 v2 4,725
-0.1%
937 Core i5-6440EQ 4,723
-0.1%
938 Core i5-10310U 4,723
-0.1%

View full ranking →

Singlecore Score

Single-core performance score for Core i5-8265U based on single-threaded benchmark results.

5,420 Rank: 619
Rank Name Score Visual
615 FX-8150 5,423
+0.1%
616 Xeon E3-1545M v5 5,422
+0%
617 Core i5-1035G4 5,421
+0%
618 Core i7-4770T 5,421
+0%
619 Core i5-8265U 5,420
620 Ryzen 7 4800H 5,420
+0%
621 Core i3-7100T 5,419
+-0%
622 Core i3-6300T 5,419
+-0%
623 Xeon E3-1265L v3 5,419
+-0%
624 Core i5-10500T 5,418
+-0%

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Workload Scores

Performance scores grouped by workload type, normalized and aggregated from multiple raw benchmark results.

Number Crunching

Aggregated score for Core i5-8265U based on integer math, floating point math, and prime number computation benchmarks.

4,646 Rank: 841
Rank Name Score Visual
837 Xeon D-1521 4,647
+0%
838 Ryzen 3 2200G 4,647
+0%
839 Core i7-3820 4,647
+0%
840 Core i5-4570 4,646
+0%
841 Core i5-8265U 4,646
842 Xeon E3-1220 V2 4,646
+0%
843 Xeon D-1520 4,645
+-0%
844 Core i5-7600T 4,645
+-0%
845 Ryzen 5 PRO 2500U 4,645
+-0%
846 Ryzen 5 2500U 4,645
+-0%

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Data Processing

Aggregated score for Core i5-8265U based on data encryption, data compression, and string sorting benchmarks.

4,618 Rank: 861
Rank Name Score Visual
857 Core i7-2600S 4,620
+0%
858 Core i5-5675C 4,619
+0%
859 Xeon L5640 4,619
+0%
860 Core i5-4670K 4,618
+0%
861 Core i5-8265U 4,618
862 Phenom II X6 1090T 4,618
+0%
863 Core i5-7600T 4,616
+-0%
864 Core i7-2960XM 4,616
+-0%
865 Xeon Bronze 3106 4,615
-0.1%
866 Core i5-4670 4,615
-0.1%

View full ranking →

Physics & Compute

Aggregated score for Core i5-8265U based on physics simulation and extended instruction set (SSE/AVX) benchmarks.

4,654 Rank: 836
Rank Name Score Visual
832 Core i7-4710HQ 4,656
+0%
833 Core i7-4702HQ 4,656
+0%
834 Xeon E5-2420 v2 4,656
+0%
835 Ryzen 3 1300X 4,654
+0%
836 Core i5-8265U 4,654
837 Core i5-4460S 4,654
+0%
838 Core i7-980X 4,654
+0%
839 Xeon Bronze 3104 4,652
+-0%
840 Ryzen 3 PRO 1300 4,652
+-0%
841 Pentium Gold G7400T 4,652
+-0%

View full ranking →

Core i5-8265U Details

Built on Intel's Whiskey Lake-U architecture at a 14 nm manufacturing process, the Core i5-8265U is a mobile processor launched in October 2018. While now over seven years old, it remains a notable example of Intel’s efforts to deliver balanced performance and efficiency in the laptop segment. Designed for mainstream mobile devices, it features a 4-core, 8-thread configuration enabled by Hyper-Threading technology, making it capable of handling multitasking and moderately demanding workloads with relative ease. The processor operates at a base frequency of 1.6 GHz and can boost up to 3.9 GHz, providing a significant performance boost under load. With a TDP of just 15 W, the i5-8265U is optimized for power efficiency, enabling longer battery life in thin and light laptops without sacrificing too much computational power.

The Core i5-8265U includes a 6 MB L3 cache, which helps reduce memory latency and improves data throughput, particularly in applications that benefit from fast access to frequently used data. It supports dual-channel DDR4-2400 or LPDDR3-2133 memory, with a maximum capacity of 32 GB and a memory bandwidth of up to 38.4 GB/s. The processor uses a BGA1528 package and is compatible with the FCBGA1528 socket, which is common in modern laptops. It also supports PCIe 3.0 with up to 16 lanes, allowing for fast storage and peripheral connectivity. Integrated graphics are provided by the UHD Graphics 620, featuring a base frequency of 300 MHz and a burst frequency of 1.1 GHz, capable of driving up to three displays simultaneously. This makes it suitable for light multimedia tasks and basic gaming.

In terms of features, the i5-8265U supports a wide range of instruction sets, including AVX2, AES-NI, and Intel’s virtualization technologies such as VT-x and VT-d, which enhance security and performance in virtualized environments. It also includes Intel’s Enhanced SpeedStep Technology (EIST) for dynamic frequency scaling, which helps manage power consumption based on workload. Despite its age, the processor remains relevant in entry-level and mid-range laptops due to its efficient design and solid performance.

Benchmark data shows the Core i5-8265U achieving an overall score of 5144, ranking it #756 among 2060 processors. In single-core performance, it scores 5420, placing it at #619, indicating strong performance for everyday computing tasks and single-threaded applications. However, in multicore performance, it scores 4729 and ranks #933, showing that while it can handle multi-threaded workloads reasonably well, it falls behind modern processors in sustained parallel processing. Compared to its contemporaries, it outperforms some older quad-core chips but is significantly slower than current-generation mobile CPUs.

As of March 2026, the Core i5-8265U is best suited for users who prioritize battery life and portability over raw performance. It remains a viable option for general productivity, web browsing, media consumption, and light content creation. While it cannot compete with today’s high-end mobile processors, its combination of efficiency, integrated graphics, and support for modern technologies ensures it still holds value in budget and mid-range laptops.
Frequently Compared

AMD Ryzen Threadripper 1950X 4 views

Intel Xeon D-1527 3 views

Intel Core i3-6100T 2 views

AMD Ryzen 3 PRO 2200GE 1 view

AMD Ryzen 9 PRO 3900 1 view

AMD Ryzen 5 PRO 3500U 1 view

Intel Xeon Silver 4208 1 view

Intel Xeon Silver 4116 1 view

Intel Xeon Silver 4110 1 view

Intel Xeon Silver 4108 1 view

Intel Core i5-8265U

Main Specifications

Designer: Intel
Name: Core i5-8265U
Model Number: i5-8265U
Cores: 4
Threads: 8
Base Frequency: 1600 MHz
Clock Multiplier: 16x (locked)
Core Name: Whiskey Lake-U
Socket: FCBGA1528
Package: FC-BGA1440
Target Segment: Mobile
Max CPUs: 1
TDP: 15 W

Cache Specifications

L1 Cache: 62.464 KiB
L2 Cache: 0.244 MiB
L3 Cache: 5.722 MiB

Memory Specifications

Supported Memory Type: DDR4-2400, LPDDR3-2133
Memory Channels: 2
Maximum Memory: 0 GB
Maximum Bandwidth: 37.5 GB/s
ECC Support: No

PCI-Express Specifications

PCIe Revision: 3.0
PCIe Lanes: 16
PCIe Configuration: 1x4, 2x2, 1x2+2x1 and 4x1

Integrated Graphics

GPU: UHD Graphics 620
GPU Designer: Intel
GPU Max Frequency: 1100 MHz

Physical Specifications

Process: 14 nm
Die Area: 123 mm²
Manufacturer: Intel
Word Size: 64-bit

CPU Features

MMX SSE SSE2 SSE3 SSSE3 SSE4.1 SSE4.2 AVX AVX2 BMI1 BMI2 FMA3 AES CLMUL F16C x86-64 HT EIST TXT vPro VT-x VT-d EPT Secure Key SMEP SIPP IPT TSX Flex Memory FMA
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