Home Comparison Intel Core i7 8665U vs Intel Core i5 8259U

Intel Core i7 8665U vs Intel Core i5 8259U

Intel Core i7 8665U
VS
Intel Core i5 8259U
Intel Core i7 8665U Intel Core i5 8259U
We compared two laptop CPUs: Intel Core i7 8665U with 4 cores 1.9GHz and Intel Core i5 8259U with 4 cores 2.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i7 8665U 's Advantages
Released 1 years late
Larger L3 cache size (8MB vs 6MB)
Lower TDP (15W vs 28W)
Intel Core i5 8259U 's Advantages
Better graphics card performance
Higher base frequency (2.3GHz vs 1.9GHz)

Score

Benchmark

Cinebench R23 Single Core
Intel Core i7 8665U +40%
1264
Intel Core i5 8259U
899
Cinebench R23 Multi Core
Intel Core i7 8665U +6%
3779
Intel Core i5 8259U
3564
Geekbench 6 Single Core
Intel Core i7 8665U +21%
1484
Intel Core i5 8259U
1220
Geekbench 6 Multi Core
Intel Core i7 8665U
3939
Intel Core i5 8259U +10%
4337
Blender
Intel Core i7 8665U
37
Intel Core i5 8259U +86%
69
Geekbench 5 Single Core
Intel Core i7 8665U +15%
1056
Intel Core i5 8259U
918
Geekbench 5 Multi Core
Intel Core i7 8665U
3056
Intel Core i5 8259U +29%
3945
Passmark CPU Single Core
Intel Core i7 8665U
2192
Intel Core i5 8259U +2%
2239
Passmark CPU Multi Core
Intel Core i7 8665U
6232
Intel Core i5 8259U +28%
8002
Intel Core i7 8665U
VS
Intel Core i5 8259U

General Parameters

Apr 2019
Release Date
Apr 2018
Intel
Manufacturer
Intel
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Whiskey Lake
Core Architecture
Coffee Lake
i7-8665U
Processor Number
i5-8259U
BGA-1528
Socket
BGA-1528
UHD Graphics 620
Integrated Graphics
Iris Plus Graphics 655

Package

14 nm
Manufacturing Process
14 nm
BGA-1528
Socket
BGA-1528
15 W
Power Consumption
28 W
100 °C
Peak Operating Temperature
100 °C

CPU Performance

4
Performance Cores
4
8
Performance Core Threads
8
1.9 GHz
Performance Core Base Frequency
2.3 GHz
4.8 GHz
Performance Core Turbo Frequency
3.8 GHz
4
Total Core Count
4
8
Total Thread Count
8
19x
Multiplier
23x
32 K per core
L1 Cache
64 K per core
256 K per core
L2 Cache
256 K per core
8 MB shared
L3 Cache
6 MB shared
No
Unlocked Multiplier
No

Memory Parameters

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

Graphics Card Parameters

true
Integrated Graphics
true
300 MHz
GPU Base Frequency
300 MHz
1150 MHz
GPU Max Dynamic Frequency
1050 MHz
192
Shader Units
384
24
Texture Units
48
3
Raster Operation Units
6
24
Execution Units
48
15 W
Power Consumption
15 W
4096x2304 - 60 Hz
Max Resolution
4096x2304 - 60 Hz
0.38 TFLOPS
Graphics Performance
0.81 TFLOPS

Miscellaneous

Intel Core i7 8665U
Official Website
Intel Core i5 8259U
3.0
PCIe Version
3.0
16
PCIe Lanes
16
SSE4.1, SSE4.2, AVX-2
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2

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