Home Comparison Intel Core i7 1355U vs Intel Core i7 8557U

Intel Core i7 1355U vs Intel Core i7 8557U

We compared two laptop CPUs: Intel Core i7 1355U with 10 cores 1.7GHz and Intel Core i7 8557U with 4 cores 1.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i7 1355U 's Advantages
Released 3 years and 6 months late
Better graphics card performance
Higher specification of memory (6400 vs 2400)
Larger memory bandwidth (89.6GB/s vs 37.5GB/s)
Newer PCIe version (4.0 vs 3.0)
Larger L3 cache size (12MB vs 8MB)
More modern manufacturing process (10nm vs 14nm)

Score

Benchmark

Cinebench R23 Single Core
Intel Core i7 1355U +52%
1800
Intel Core i7 8557U
1180
Cinebench R23 Multi Core
Intel Core i7 1355U +100%
9222
Intel Core i7 8557U
4595
Geekbench 6 Single Core
Intel Core i7 1355U +169%
2379
Intel Core i7 8557U
884
Geekbench 6 Multi Core
Intel Core i7 1355U +147%
7945
Intel Core i7 8557U
3216
Blender
Intel Core i7 1355U +130%
120
Intel Core i7 8557U
52
Geekbench 5 Single Core
Intel Core i7 1355U +65%
1709
Intel Core i7 8557U
1031
Geekbench 5 Multi Core
Intel Core i7 1355U +113%
8398
Intel Core i7 8557U
3935
Passmark CPU Single Core
Intel Core i7 1355U +43%
3594
Intel Core i7 8557U
2510
Passmark CPU Multi Core
Intel Core i7 1355U +93%
15257
Intel Core i7 8557U
7875
VS

General Parameters

Jan 2023
Release Date
Jul 2019
Intel
Manufacturer
Intel
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Raptor Lake
Core Architecture
Coffee Lake
i7-1355U
Processor Number
i7-8557U
BGA-1744
Socket
BGA-1528
Iris Xe Graphics (96EU)
Integrated Graphics
Iris Plus Graphics 645

Package

10 nm
Manufacturing Process
14 nm
12-15 W
Power Consumption
15 W
55 W
Max Turbo Power Consumption
-
100°C
Peak Operating Temperature
100 °C

CPU Performance

2
Performance Cores
4
4
Performance Core Threads
8
1.7 GHz
Performance Core Base Frequency
1.7 GHz
5 GHz
Performance Core Turbo Frequency
4.5 GHz
8
Efficiency Cores
-
8
Efficiency Core Threads
-
1.2 GHz
Efficiency Core Base Frequency
-
3.7 GHz
Efficiency Core Turbo Frequency
-
10
Total Core Count
4
12
Total Thread Count
8
100 MHz
Bus Frequency
-
17x
Multiplier
17x
80 K per core
L1 Cache
32 K per core
1280 K per core
L2 Cache
256 K per core
12 MB shared
L3 Cache
8 MB shared
No
Unlocked Multiplier
No

Memory Parameters

DDR5-5200, DDR4-3200, LPDDR5-6400, LPDDR5x-6400, LPDDR4x-4267
Memory Types
DDR4-2400, LPDDR3-2133
96 GB
Max Memory Size
32 GB
2
Max Memory Channels
2
89.6 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
1300 MHz
GPU Max Dynamic Frequency
1150 MHz
768
Shader Units
384
48
Texture Units
48
24
Raster Operation Units
6
96
Execution Units
48
15 W
Power Consumption
15 W
-
Max Resolution
4096x2304 - 60 Hz
1.69 TFLOPS
Graphics Performance
0.81 TFLOPS

Miscellaneous

4.0
PCIe Version
3.0
20
PCIe Lanes
16
-
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2

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