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Intel Core i3-5010U vs Intel Core i7-6700K

Last updated: 2026-07-05

Table of Contents

Summary
Benchmarks
Specifications
User Reviews
Popular Comparisons

Summary

Benchmarks

Performance Overview
Average performance across multiple benchmarks

Single-core performance

Rank 2 - 48 %

Intel Core i3-5010U

Rank 1 - 100 %

Intel Core i7-6700K

Multi-core performance

Rank 2 - 27 %

Intel Core i3-5010U

Rank 1 - 100 %

Intel Core i7-6700K

Geekbench 6 Single-Core
Single-core performance

2C / 4T · 2.10 GHz

665

4C / 8T · 4.20 GHz

1,347

Geekbench 6 Multi-Core
Multi-core performance

2C / 4T · 2.10 GHz

1,380

4C / 8T · 4.00 GHz

4,665

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

2C / 4T · 2.10 GHz

535

4C / 8T · 4.20 GHz

1,151

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

2C / 4T · 2.10 GHz

1,173

4C / 8T · 4.00 GHz

4,459

iGPU - FP32 Performance (Single-precision GFLOPS)

Intel HD Graphics 5500

346

Intel HD Graphics 530

442

CPU-Z Benchmark 17 Multi-Core
Multi-core performance

2C / 4T · 2.10 GHz

628

4C / 8T · 4.00 GHz

2,313

Cinebench R15 (Single-Core)
Single-core performance

2C / 4T · 2.10 GHz

86 cb

4C / 8T · 4.20 GHz

180 cb

Cinebench R15 (Multi-Core)
Multi-core performance

2C / 4T · 2.10 GHz

221 cb

4C / 8T · 4.00 GHz

888 cb

More benchmarks

Cinebench 2026 (ST)
218 entries

Cinebench 2026 (MC)
219 entries

Cinebench R23 (SC)
690 entries

Cinebench R23 (MC)
665 entries

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

Blender 3.1 Benchmark
213 entries

PassMark CPU-Mark
2,504 entries

Blender 2.81 (bmw27)
190 entries

CPU-Z Benchmark 17 (SC)
250 entries

CPU-Z Benchmark 17 (MC)
751 entries

V-Ray CPU-Render
251 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

Wischen	Intel Core i3-5010U	Intel Core i7-6700K
Family	Intel Core i3 (205)	Intel Core i7 (300)
CPU group	Intel Core i 5000U (16)	Intel Core i 6000 (24)
Architecture	Broadwell U	Skylake S
Technology	14 nm	14 nm
Segment	Notebook	Desktop
Socket	BGA 1168	LGA 1151
Predecessor	Intel Core i3-4010U	Intel Core i7-4770K
Successor		Intel Core i7-7700K

CPU Cores and Base Frequency

Wischen	Intel Core i3-5010U	Intel Core i7-6700K
CPU Cores / Threads	2 / 4	4 / 8
Hyperthreading / SMT	✓	✓
Core architecture	normal	normal
Cores:	2x	4x
Frequency:	2.10 GHz	4.00 GHz
Turbo (1 Core):		4.20 GHz
Turbo (All Cores):		4.00 GHz
L2-Cache
L3-Cache	3.00 MB	8.00 MB
Overclocking	✗	✓

Integrated graphics (iGPU)

Wischen	Intel Core i3-5010U	Intel Core i7-6700K
GPU name	Intel HD Graphics 5500	Intel HD Graphics 530
GPU frequency	0.30 - 0.90 GHz	0.35 - 1.15 GHz
CUs / Shader	24 / 192	24 / 192
Raytracing	✗	✗
Max. displays	3	3
Max. GPU Memory	16 GB	32 GB
Technology	14 nm	14 nm
Release date	Q1/2015	Q3/2015

NPU AI performance

Wischen	Intel Core i3-5010U	Intel Core i7-6700K
AI hardware
AI specifications
NPU + CPU + iGPU

Memory & PCIe

Wischen	Intel Core i3-5010U	Intel Core i7-6700K
Memory	DDR3-1600 (25.6 GB/s)	DDR4-2133 (34.1 GB/s) DDR3-1866 (29.9 GB/s)
Max. Memory	16 GB	64 GB
Memory channels	2	2
ECC	No	No
PCIe	2.0 x 12	3.0 x 16
PCIe Bandwidth	6.0 GB/s	15.8 GB/s

Thermal Management

Wischen	Intel Core i3-5010U	Intel Core i7-6700K
TDP	15 W	91 W
TDP (PL2)
TDP up
TDP down	10 W
T. junction max.	105 °C

Technical details

Wischen	Intel Core i3-5010U	Intel Core i7-6700K
Chip design	Monolithic	Monolithic
AES-NI	✓	✓
Operating systems	Windows 10, Linux	Windows 10, Linux
Instruction set	x86-64 (64 bit)	x86-64 (64 bit)
ISA extensions	SSE4.1, SSE4.2, AVX2	SSE4.1, SSE4.2, AVX2
Release date	Q1/2015	Q3/2015
Release price	281 $	420 $
Documents	Technical data sheet	Technical data sheet

User Reviews

Your rating

Here you can rate one or both of the processors. The average rating of Intel Core i3-5010U is 3.8 stars (12 ratings), while Intel Core i7-6700K has received 4.3 stars (90 ratings).

Click on the stars to rate one or both processors.

Intel Core i3-5010U
2C / 4T · 2.10 GHz

★★★★★

Intel Core i7-6700K
4C / 8T · 4.00 - 4.20 GHz

★★★★★