Intel Core Ultra 7 265HX vs Intel Core i7 8559U
We compared two laptop CPUs: Intel Core Ultra 7 265HX with 20 cores 2.6GHz and Intel Core i7 8559U with 4 cores 2.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core Ultra 7 265HX 's Advantages
Released 6 years and 9 months late
Higher specification of memory (6400 vs 2400)
Larger memory bandwidth (102.4GB/s vs 37.5GB/s)
Larger L3 cache size (30MB vs 8MB)
More modern manufacturing process (3nm vs 14nm)
Intel Core i7 8559U 's Advantages
Higher base frequency (2.7GHz vs 2.6GHz)
Lower TDP (28W vs 55W)
Score
Benchmark
Geekbench 6 Single Core
Intel Core Ultra 7 265HX
+120%
3126
Intel Core i7 8559U
1416
Geekbench 6 Multi Core
Intel Core Ultra 7 265HX
+250%
17063
Intel Core i7 8559U
4869
General Parameters
Jan 2025
Release Date
Apr 2018
Intel
Manufacturer
Intel
Laptop
Type
Laptop
x86-64
Instruction Set
-
Arrow Lake
Core Architecture
Kaby Lake-R
265HX
Processor Number
-
FCBGA-2114
Socket
Intel BGA 1356
Arc Graphics (4-Cores)
Integrated Graphics
Iris Pro Plus
Ultra 7 (Arrow Lake)
Generation
Core i7 (Kaby Lake-U Refresh)
Package
3 nm
Manufacturing Process
14 nm
45-55 W
Power Consumption
28 W
160 W
Max Turbo Power Consumption
-
105 °C
Peak Operating Temperature
72 °C
Intel
Foundry
Intel
-
Die Size
123 mm²
CPU Performance
8
Performance Cores
-
8
Performance Core Threads
-
2.6 GHz
Performance Core Base Frequency
2.7 GHz
5.3 GHz
Performance Core Turbo Frequency
4.5 GHz
12
Efficiency Cores
-
12
Efficiency Core Threads
-
2.3 GHz
Efficiency Core Base Frequency
-
4.6 GHz
Efficiency Core Turbo Frequency
-
20
Total Core Count
4
20
Total Thread Count
8
100 MHz
Bus Frequency
100 MHz
26
Multiplier
27.0
112 K per core
L1 Cache
64 KB per core
2 MB per core
L2 Cache
256 KB per core
30 MB shared
L3 Cache
8 MB shared
Yes
Unlocked Multiplier
No
1
SMP
1
Memory Parameters
DDR5-6400
Memory Types
DDR4-2400, LPDDR3-2133
192 GB
Max Memory Size
32 GB
2
Max Memory Channels
2
102.4 GB/s
Max Memory Bandwidth
37.5 GB/s
Yes
ECC Memory Support
No
Graphics Card Parameters
true
Integrated Graphics
true
300 MHz
GPU Base Frequency
300 MHz
1900 MHz
GPU Max Dynamic Frequency
1200 MHz
512
Shader Units
-
32
Texture Units
-
16
Raster Operation Units
-
64
Execution Units
-
14
Power Consumption
-
1.9 TFLOPS
Graphics Performance
-
