Home Comparison Intel Core i7 8557U vs Intel Core Ultra 7 266V

Intel Core i7 8557U vs Intel Core Ultra 7 266V

Intel Core i7 8557U
VS
Intel Core Ultra 7 266V
Intel Core i7 8557U
Intel Core Ultra 7 266V
We compared two laptop CPUs: Intel Core i7 8557U with 4 cores 1.7GHz and Intel Core Ultra 7 266V with 8 cores 2.2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i7 8557U 's Advantages
Lower TDP (15W vs 37W)
Intel Core Ultra 7 266V 's Advantages
Released 5 years and 2 months late
Better graphics card performance
Higher specification of memory (8533 vs 2400)
Larger memory bandwidth (136GB/s vs 37.5GB/s)
Newer PCIe version (5.0 vs 3.0)
Higher base frequency (2.2GHz vs 1.7GHz)
Larger L3 cache size (12MB vs 8MB)
More modern manufacturing process (3nm vs 14nm)

Score

Benchmark

Cinebench R23 Single Core
Intel Core i7 8557U
1180
Intel Core Ultra 7 266V +76%
2081
Cinebench R23 Multi Core
Intel Core i7 8557U
4595
Intel Core Ultra 7 266V +178%
12798
Geekbench 6 Single Core
Intel Core i7 8557U
884
Intel Core Ultra 7 266V +228%
2906
Geekbench 6 Multi Core
Intel Core i7 8557U
3216
Intel Core Ultra 7 266V +253%
11358
Intel Core i7 8557U
VS
Intel Core Ultra 7 266V

General Parameters

Jul 2019
Release Date
Sep 2024
Intel
Manufacturer
Intel
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Coffee Lake
Core Architecture
Lunar Lake
i7-8557U
Processor Number
266V
BGA-1528
Socket
FCBGA-2833
Iris Plus Graphics 645
Integrated Graphics
Arc Graphics 140V
-
Generation
Ultra 7(Lunar Lake)

Package

14 nm
Manufacturing Process
3 nm
15 W
Power Consumption
17-37 W
100 °C
Peak Operating Temperature
100 °C
-
Foundry
TSMC

CPU Performance

4
Performance Cores
4
8
Performance Core Threads
4
1.7 GHz
Performance Core Base Frequency
2.2 GHz
4.5 GHz
Performance Core Turbo Frequency
5 GHz
-
Efficiency Cores
4
-
Efficiency Core Threads
4
-
Efficiency Core Base Frequency
2.2 GHz
-
Efficiency Core Turbo Frequency
3.7 GHz
4
Total Core Count
8
8
Total Thread Count
8
-
Bus Frequency
100 MHz
17x
Multiplier
22x
-
L0 Cache
48 KB
32 K per core
L1 Cache
192 KB per core
256 K per core
L2 Cache
14 MB
8 MB shared
L3 Cache
12 MB
No
Unlocked Multiplier
No
-
SMP
1

Memory Parameters

DDR4-2400, LPDDR3-2133
Memory Types
LPDDR5X-8533
32 GB
Max Memory Size
32 GB
2
Max Memory Channels
2
37.5 GB/s
Max Memory Bandwidth
136 GB/s
No
ECC Memory Support
No

Graphics Card Parameters

true
Integrated Graphics
true
300 MHz
GPU Base Frequency
600 MHz
1150 MHz
GPU Max Dynamic Frequency
2000 MHz
384
Shader Units
1024
48
Texture Units
6
Raster Operation Units
48
Execution Units
8
15 W
Power Consumption
4096x2304 - 60 Hz
Max Resolution
-
0.81 TFLOPS
Graphics Performance
4.1 TFLOPS

AI Accelerator

-
NPU
Intel® AI Boost
-
Theoretical performance
48 TOPS

Miscellaneous

Intel Core i7 8557U
Official Website
Intel Core Ultra 7 266V
3.0
PCIe Version
5.0
16
PCIe Lanes
8
SSE4.1, SSE4.2, AVX-2
Extended Instruction Set
-

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