Intel Core i5 8259U vs Intel Core i7 1355U
CPU · Specs Compare
General Parameters
Release Date
Apr 2018
Jan 2023
Manufacturer
Intel
Intel
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Coffee Lake
Raptor Lake
Processor Number
i5-8259U
i7-1355U
Integrated Graphics
Iris Plus Graphics 655
Iris Xe Graphics (96EU)
Package
Manufacturing Process
14 nm
10 nm
Socket
BGA-1528
BGA-1744
Power Consumption
28 W
12-15 W
Peak Operating Temperature
100 °C
100°C
Max Turbo Power Consumption
—
55 W
CPU Performance
Performance Cores
4
2
Performance Core Threads
8
4
Performance Core Base Frequency
2.3 GHz
1.7 GHz
Performance Core Turbo Frequency
3.8 GHz
5 GHz
Total Core Count
4
10
Total Thread Count
8
12
Multiplier
23x
17x
L1 Cache
64 K per core
80 K per core
L2 Cache
256 K per core
1280 K per core
L3 Cache
6 MB shared
12 MB shared
Unlocked Multiplier
No
No
Efficiency Cores
—
8
Efficiency Core Threads
—
8
Efficiency Core Base Frequency
—
1.2 GHz
Efficiency Core Turbo Frequency
—
3.7 GHz
Bus Frequency
—
100 MHz
Memory Parameters
Memory Types
DDR4-2400, LPDDR3-2133
DDR5-5200, DDR4-3200, LPDDR5-6400, LPDDR5x-6400, LPDDR4x-4267
Max Memory Size
32 GB
96 GB
Max Memory Channels
2
2
Max Memory Bandwidth
37.5 GB/s
89.6 GB/s
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
300 MHz
300 MHz
GPU Max Dynamic Frequency
1050 MHz
1300 MHz
Shader Units
384
768
Texture Units
48
48
Raster Operation Units
6
24
Execution Units
48
96
Power Consumption
15 W
15 W
Max Resolution
4096x2304 - 60 Hz
—
Miscellaneous
PCIe Version
3.0
4.0
PCIe Lanes
16
20
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2
—
Benchmark
Geekbench 6
1,220
2,379
Geekbench 6
4,337
7,945
Cinebench R23
—
1,800
Cinebench R23
—
9,222
Geekbench 5
—
1,709
Geekbench 5
—
8,398
Cinebench 2024
—
91
Blender
—
120
Passmark CPU
—
3,594
Passmark CPU
—
15,257
▲ Specs Compare
Data sourced from official specifications and benchmark tests.