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Intel Core i5-5257U
Benchmarks & Specs

Name: Intel Core i5-5257U
Brand: Intel
Rating: 4 (8 reviews)

Last updated: 2026-04-03

Table of Contents

Summary
Benchmarks
Specifications
User Reviews
Popular Comparisons

Summary

The Intel Core i5-5257U, a processor from the Broadwell U generation, offered a solid foundation for mobile computing. Its development aimed for a balanced mix of energy efficiency and usable performance. Manufactured using the then-modern 14nm process, this chip benefited from remarkable efficiency.

This contributed to laptops with this processor often offering decent battery life. We noted at the time how well the coordination of computing and graphics units worked.Iris Graphics 6100 is especially noteworthy. For a laptop chip of that time, it delivered very good graphics performance for the segment.

It allowed you to watch videos smoothly or enjoy older games. This was a major advantage for many users at the time. With 3 MB Level 3 Cache, the processor could provide data quickly. This noticeably improved system responsiveness.Even as development continues, the Intel Core i5-5257U remains a remarkable example.

It mastered many everyday tasks reliably. It was a reliable companion for office work and multimedia applications.

Broadwell U architecture
Integrated Intel Iris Graphics 6100
High energy efficiency
3 MB Level 3 Cache

Benchmarks

Performance Overview
Average performance across multiple benchmarks

Single-core performance

Rank 540 / 834
In segment Notebook

Multi-core performance

Rank 560 / 832
In segment Notebook

Geekbench 6 Single-Core
Single-core performance

4C / 8T · 3.70 GHz

976

2C / 4T · 3.30 GHz

974

2C / 4T · 3.10 GHz

971

4C / 4T · 3.50 GHz

967

2C / 4T · 3.00 GHz

967

Geekbench 6 Multi-Core
Multi-core performance

2C / 4T · 2.40 GHz

1,967

2C / 4T · 3.10 GHz

1,967

2C / 4T · 3.10 GHz

1,964

4C / 8T · 3.00 GHz

1,955

4C / 8T · 3.00 GHz

1,948

Cinebench R20 Single-Core
Single-core performance

4C / 4T · 3.30 GHz

279 cb

4C / 4T · 3.30 GHz

279 cb

2C / 4T · 3.10 GHz

277 cb

5C / 5T · 3.00 GHz

272 cb

2C / 4T · 2.90 GHz

267 cb

Geekbench 5, 64bit Single-Core
Single-core performance

4C / 8T · 4.00 GHz

762

4C / 8T · 4.00 GHz

762

2C / 4T · 3.10 GHz

760

2C / 4T · 2.70 GHz

758

4C / 8T · 3.60 GHz

758

Cinebench R20 Multi-Core
Multi-core performance

2C / 4T · 2.70 GHz

735 cb

4C / 4T · 2.40 GHz

730 cb

2C / 4T · 3.10 GHz

706 cb

2C / 4T · 2.80 GHz

699 cb

2C / 4T · 3.90 GHz

690 cb

Geekbench 5, 64bit Multi-Core
Multi-core performance

2C / 4T · 3.00 GHz

1,669

4C / 4T · 2.70 GHz

1,655

2C / 4T · 3.10 GHz

1,649

2C / 4T · 3.00 GHz

1,647

2C / 4T · 2.80 GHz

1,640

iGPU - FP32 Performance (Single-precision GFLOPS)

Intel Iris Plus Graphics G4

806

Intel Iris Plus Graphics G4

806

Intel Iris Graphics 6100

806

Intel UHD Graphics 770

794

Intel UHD Graphics 770

794

Cinebench R15 (Single-Core)
Single-core performance

2C / 4T · 3.20 GHz

127 cb

2C / 4T · 3.30 GHz

127 cb

2C / 4T · 3.10 GHz

126 cb

2C / 4T · 3.10 GHz

124 cb

2C / 4T · 3.30 GHz

124 cb

Cinebench R15 (Multi-Core)
Multi-core performance

2C / 4T · 3.00 GHz

329 cb

2C / 4T · 3.00 GHz

328 cb

2C / 4T · 3.10 GHz

327 cb

4C / 8T · 3.20 GHz

326 cb

2C / 4T · 2.80 GHz

326 cb

More benchmarks

Geekbench 6 (SC)
1,989 entries

Geekbench 6 (MC)
1,927 entries

Cinebench R20 (SC)
666 entries

Geekbench 5 (SC)
2,512 entries

Cinebench R20 (MC)
615 entries

Geekbench 5 (MC)
2,483 entries

FP32 SP (iGPU)
2,219 entries

PassMark CPU-Mark
2,504 entries

Cinebench R15 (SC)
1,113 entries

Cinebench R15 (MC)
1,110 entries

Geekbench 3 (SC)
945 entries

Geekbench 3 (MC)
941 entries

Cinebench R11.5 (SC)
826 entries

Cinebench R11.5 (MC)
837 entries

Cinebench R11.5 iGPU
383 entries

Specifications

At a glance

Property	Value
Family	Intel Core i5 (336)
CPU group	Intel Core i 5000U (16)
Architecture	Broadwell U
Technology	14 nm
Segment	Notebook
Socket	BGA 1168
Generation	5
Predecessor	Intel Core i5-4258U Q3/2013
Successor

CPU Cores and Base Frequency

Property	Value
CPU Cores / Threads	2 / 4
Hyperthreading / SMT	✓
Core architecture	normal
Cores:	2x
Frequency:	2.70 GHz
Turbo Frequency (1 Core):	3.10 GHz
Turbo Frequency (2 Cores):	3.10 GHz
L2-Cache
L3-Cache	3.00 MB
Overclocking	No

Integrated graphics (iGPU)

Property	Value
GPU name	Intel Iris Graphics 6100
GPU frequency	0.30 - 1.05 GHz
CUs / Shader	48 / 384
Raytracing	✗
Max. displays	3
Max. GPU Memory	16 GB
Technology	14 nm
Release date	Q1/2015

NPU AI performance

Property	Value
AI hardware
AI specifications
NPU + CPU + iGPU

Memory & PCIe

Memory type	Memory bandwidth
LPDDR3-1866 DDR3-1600	29.9 GB/s 25.6 GB/s
Property	Value
Max. Memory	16 GB
Memory channels	2
ECC	✗
PCIe	2.0 x 12
PCIe Bandwidth	6.0 GB/s

Thermal Management

Property	Value
TDP	28 W
TDP (PL2)
TDP up
TDP down	23 W
T. junction max.	105 °C

Technical details

Property	Value
Chip design	Monolithic
AES-NI	✓
Operating systems	Windows 10, Linux
Instruction set	x86-64 (64 bit)
ISA extensions	SSE4.1, SSE4.2, AVX2
Release date	Q1/2015
Release price
Documents	Technical data sheet

User Reviews

Your rating

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★★★★★