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