Home Comparison Intel Core i7 1265U vs Intel Core i7 8559U

Intel Core i7 1265U vs Intel Core i7 8559U

Intel Core i7 1265U
VS
Intel Core i7 8559U
Intel Core i7 1265U
Intel Core i7 8559U
We compared two laptop CPUs: Intel Core i7 1265U with 10 cores 1.8GHz 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 i7 1265U 's Advantages
Released 3 years and 10 months late
Higher specification of memory (5200 vs 2400)
Larger memory bandwidth (76.8GB/s vs 37.5GB/s)
Larger L3 cache size (12MB vs 8MB)
More modern manufacturing process (10nm vs 14nm)
Lower TDP (15W vs 28W)
Intel Core i7 8559U 's Advantages
Higher base frequency (2.7GHz vs 1.8GHz)

Score

Benchmark

Geekbench 6 Single Core
Intel Core i7 1265U +6%
1503
Intel Core i7 8559U
1416
Geekbench 6 Multi Core
Intel Core i7 1265U
2916
Intel Core i7 8559U +66%
4869
Blender
Intel Core i7 1265U
59
Intel Core i7 8559U +16%
69
Intel Core i7 1265U
VS
Intel Core i7 8559U

General Parameters

Feb 2022
Release Date
Apr 2018
Intel
Manufacturer
Intel
Laptop
Type
Laptop
x86-64
Instruction Set
-
Alder Lake-U
Core Architecture
Kaby Lake-R
i7-1265U
Processor Number
-
BGA-1744
Socket
Intel BGA 1356
Iris Xe Graphics G7 (96EU)
Integrated Graphics
Iris Pro Plus
-
Generation
Core i7 (Kaby Lake-U Refresh)

Package

10 nm
Manufacturing Process
14 nm
12-15 W
Power Consumption
28 W
100 °C
Peak Operating Temperature
72 °C
-
Foundry
Intel
-
Die Size
123 mm²

CPU Performance

2
Performance Cores
-
1.8 GHz
Performance Core Base Frequency
2.7 GHz
4.8 GHz
Performance Core Turbo Frequency
4.5 GHz
8
Efficiency Cores
-
10
Total Core Count
4
12
Total Thread Count
8
100 MHz
Bus Frequency
100 MHz
18x
Multiplier
27.0
80 K per core
L1 Cache
64 KB per core
1280 K per core
L2 Cache
256 KB per core
12 MB shared
L3 Cache
8 MB shared
No
Unlocked Multiplier
No
-
SMP
1

Memory Parameters

DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267
Memory Types
DDR4-2400, LPDDR3-2133
64 GB
Max Memory Size
32 GB
2
Max Memory Channels
2
76.8 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
1250 MHz
GPU Max Dynamic Frequency
1200 MHz
768
Shader Units
-
48
Texture Units
-
24
Raster Operation Units
-
96
Execution Units
-
15 W
Power Consumption
-
1.69 TFLOPS
Graphics Performance
-

Miscellaneous

Intel Core i7 1265U
Official Website
Intel Core i7 8559U
4.0
PCIe Version
-
20
PCIe Lanes
-

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