Intel Core i5 8265U

Intel Core i5 8265U
  • Cores: 4
  • L3 cache: 6MB (shared)
  • TDP: 15 W
  • Transistor size: 14 nm
Core i5 8265U - laptop processor produced by Intel for socket BGA-1528 that has 4 cores and 8 threads. The base clock frequency of the CPU is 1600 MHz, but due to Turbo Boost technology, it can perform up to 3900 MHz. The size of the L3 cache is 6 MB. Please note that this chip has integrated graphics Intel UHD Graphics 620.

Review

Single-Core Performance
35
Multi-Core Performance
9
Power Efficiency
47
Integrated Graphics
23
NanoReview Final Score
27
Compare Intel Core i5 8265U with other CPUs

Test in Benchmarks

Performance test of Intel Core i5 8265U in benchmarks

Cinebench

Reputable cross-platform benchmark for high-performance processors
Cinebench 2024 (Single)
49
Cinebench 2024 (Multi)
144

GeekBench v6

The new version of this benchmark emulates common operations often used in real-world apps
Geekbench 6 (Single-Core)
1236
Geekbench 6 (Multi-Core)
3281
File compression 241.9 MB/sec
Clang compilation 19.1 Klines/sec
HTML 5 Browser 78.7 pages/sec
PDF Renderer 113 Mpixels/sec
Text processing 128 pages/sec
Background blur 16.8 images/sec
Photo processing 33.2 images/sec
Ray tracing 4.62 Mpixels/sec
Sources: GeekBench [1] โ€“ 1030 samples

PassMark

Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
2011
Passmark CPU (Multi-Core)
5789
Integer math 21.4 GOps/sec
Floating point math 12.8 GOps/sec
Find prime numbers 18M Primes/sec
Random string sorting 10M Strings/sec
Data encryption 1.9 GBytes/sec
Data compression 75 MBytes/sec
Physics 402 Frames/sec
Extended instructions 4.9B Matrices/sec
Sources: PassMark [3] โ€“ 7220 samples

Blender

3D rendering test that measures CPU performance in 3D modeling tasks (uses all cores)
Blender CPU
34.99

Performance Per Watt

Shows the score you get per each watt of PL1 TDP
Cinebench 2024 / Watt 9.6 PPW
Geekbench 6 Multi / Watt 218.7 PPW
Passmark CPU Mark / Watt 385.9 PPW
Blender / Watt 2.33 PPW
These are rough calculations, as most CPUs surpass PL1 TDP wattage even in multicore workloads.

Recent User Tests

The latest benchmark tests that have been submitted by users
DateBenchmarkResult
๐Ÿ“˜ 2026-05-08 -> AntiguaNANO121GeekBench1247 / 3350
๐Ÿ“˜ 2025-05-18 (WAN)GeekBench1000 / 2189

Specifications

Core i5 8265U technical specifications

General

Vendor Intel
Released August 28, 2018
Type Laptop
Instruction Set x86-64
Codename Whiskey Lake
Model number i5-8265U
Integrated GPU UHD Graphics 620

CPU

Performance Cores
P-Cores 4
P-Threads 8
Base Frequency (P) 1.6 GHz
Turbo Boost Frequency (P) 3.9 GHz
Total
Total Cores 4
Total Threads 8
Bus Frequency 100 MHz
Multiplier 16x
Bus Bandwidth 4 GT/s
L1 Cache 32K (per core)
L2 Cache 256K (per core)
L3 Cache 6MB (shared)
Unlocked Multiplier No

Package

Fabrication Process 14 nm
TDP (PL1) 15 W
Socket BGA-1528
Peak Temperature 100ยฐC

iGPU

Integrated Graphics Intel UHD Graphics 620
GPU Base Clock 300 MHz
GPU Boost Clock 1100 MHz
Shading Units 192
TMUs 24
ROPs 3
Execution Units 24
TGP 15 W
iGPU FLOPS
0.4 TFLOPS
See also: Intel UHD Graphics 620 โ€“ integrated graphics of Intel Core i5 8265U

Memory Support

Memory Types - DDR4-2400
- LPDDR3-2133
Max. Memory Size 64 GB
Memory Channels 2
Max. Memory Bandwidth 37.5 GB/s
ECC Support No

Misc

Official Site Intel Core i5 8265U official page
PCI Express Version 3.0
PCI Express Lanes 16
Technologies
- Compute: BMI1, BMI2, CLMUL, F16C
- Performance: Boost 2.0, EIST, HTT
- Virtualization: VT-d, VT-x
- Security: XD bit

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