Which one is better: i3-5005U or i5-6400?

In our Pixahunt hardware comparison, the choice between i3-5005U and i5-6400 depends on your workflow. Check our side-by-side benchmark breakdown and power consumption ratings to make the right choice.

What are the current prices in Bangladesh for Intel i3-5005U vs Intel i5-6400?

i3-5005U is priced around ৳8,500 while i5-6400 retails around ৳4,500 across computer shops in Bangladesh.

Intel i3-5005U VS Intel i5-6400

Name: Intel i5-6400
Brand: Intel
Price: 4500 BDT
Availability: InStock

Side-by-side specs comparison, performance benchmarks, TDP power consumption and price in Bangladesh. (একই ক্যাটাগরির নিখুঁত তুলনামূলক বিশ্লেষণ)

✓

Processor Intel

Intel i3-5005U

Intel Core i3-5005U 2.00 GHz 3 MB Cache Mobile Processor

৳8,500 ($275)

Pixahunt Rating Editorial & Specs Score

62/100

View Specs ↗

🏆 Overall Winner (সেরা পছন্দ)

Processor Intel

Intel i5-6400

Intel Core i5-6400 Quad-Core Desktop Processor

৳4,500 ($38)

Pixahunt Rating Editorial & Specs Score

94/100

View Specs ↗

Pixahunt Recommendation & Verdict Expert Assessment

Overall, the Intel i5-6400 takes the lead with an overall rating score of 6.3/10. It outshines the i3-5005U in core metrics and value proposition. Choose i5-6400 if you want higher performance per Taka; choose i3-5005U if you specifically prioritize its specific feature set or local availability.

সামগ্রিক বিশ্লেষণে Intel i5-6400 এগিয়ে রয়েছে। এটি বেঞ্চমার্ক এবং মূল পারফরম্যান্সের ক্ষেত্রে i3-5005U-এর চেয়ে উন্নত মান প্রদান করে। বাজেটের সেরা পারফরম্যান্স পেতে i5-6400 নির্বাচন করা উত্তম।

⚡

Power Consumption & Thermal TDP Efficiency

পাওয়ার খরচ ও তাপ নির্গমন ক্ষমতা (কোন প্রোডাক্টটা পাওয়ার বেশি বা কম)

⚡ 76.9% More Energy Efficient

i3-5005U Wins Power Efficiency

15 Watts TDP

i5-6400

65 Watts TDP

Analysis: i3-5005U consumes 50W less power (76.9% lower TDP: 15W vs 65W). It produces significantly less heat, saves on electricity, and requires a smaller or more affordable cooling fan.

বিশ্লেষণ: i3-5005U এর পাওয়ার খরচ 50 ওয়াট কম (76.9% কম TDP: 15W বনাম 65W)। এটি কম গরম হয়, বিদ্যুৎ সাশ্রয় করে এবং বাজেট কুলারে খুব ভালো চলে।

Key Advantages & Trade-offs Head-to-Head

কোনটি কোন ক্ষেত্রে এগিয়ে এবং কোনটিতে কী সীমাবদ্ধতা রয়েছে তা নিচে বিশ্লেষণ করা হলো

✓ Reasons to choose i3-5005U

⚡ Lower Power Consumption (বিদ্যুৎ সাশ্রয়ী)

-50W TDP

i3-5005U consumes 50W less power (76.9% lower TDP: 15W vs 65W). It produces significantly less heat, saves on electricity, and requires a smaller or more affordable cooling fan.

⚠️ Considerations & Trade-offs for i3-5005U:

Fewer Processing Cores: Equipped with only 2 cores vs 4 cores on the competitor.

Higher Price Tag: Costs ৳4,000 more compared to the alternative option.

✓ Reasons to choose i5-6400

🚀 Higher Clock Speed (বেশি ক্লক স্পিড)

+0.7 GHz

i5-6400 delivers higher frequency (2.7 GHz vs 2 GHz, +0.7 GHz) for faster single-core speeds.

🧠 More CPU Cores (বেশি কোর)

+2 Cores

Has 4 physical cores compared to 2 cores (+2 cores). Much faster in demanding multi-threaded workflows.

💾 Larger L3 Cache (বড় ক্যাশ মেমোরি)

+3 MB Cache

Has 6 MB cache memory compared to 3 MB (+3 MB). Reduces memory latency for smoother frame rates.

💰 More Budget Friendly (কম দাম)

-৳4,000

Retails ৳4,000 (47.1%) cheaper in Bangladesh market (৳4,500 vs ৳8,500).

⚠️ Considerations & Trade-offs for i5-6400:

Higher Power Draw & Heat Output: Operates with higher TDP (65W vs 15W). Generates more thermal heat and requires adequate cooling.

Consult Pixahunt Hardware Technician AI

24/7 Lab On-Duty

Senior Hardware Engineer — Lab Specialist

🤖 Live Technician Advice Zero-Hallucination Standard

Full Specifications Matrix Side-by-Side

Aligned attribute breakdown across both products. Differences are highlighted automatically.

Specification Attribute

i3-5005U

i5-6400

General

Series

Core i3

Core i5

Model

i3-5005U

Intel Core i5-6400

Cpu Cooler

Not Included

Included

Code-Name

Broadwell-U

Skylake

Generation

5th Gen

6th Gen

Sockets Supported

FCBGA1168

LGA 1151

Release Date

January 5, 2015

September 1, 2015

Performance

Processor Type.

Laptop / Notebook Mobile Processor (2 Cores, 4 Threads) Best for: Everyday Budget Laptops, Online Learning, Video Meetings & Web Browsing

Desktop

Base Frequency

2.00 GHz

2.70 GHz

Turbo Frequency Max.

N/A

3.30 GHz

Core

Threads

CPU Cache

3 MB L3 Cache

6 MB Intel Smart Cache

L1 Cache

64 KB (per core)

256 KB

L2 Cache

256 KB (per core)

1 MB

L3 Cache

3 MB

6 MB

TDP

15 W

65W

Lithography

14 nm

14nm

Multiplier

20.0x

27.0x

Multiplier Unlocked

Graphics

Built-in GPU

Yes

Processor Graphics

Intel HD Graphics 5500

Intel HD Graphics 530

Graphics Base Frequency

300 MHz

350 MHz

Graphics Dynamic Frequency

850 MHz

950 MHz

Graphics Core Count

N/A

24 EUs

Max Video Memory

16 GB

64 GB

Max Resolution

DP: 3840x2160@60Hz, HDMI: 2560x1600@60Hz

DP: 4096 x 2304 @60Hz HDMI: 4096 x 2160 @24Hz eDP: 4096 x 2304 @60Hz

Max Memory Device

—

Shared

Memory Support

Memory Max.

16 GB

64 GB

Memory Type

DDR3L 1333/1600, LPDDR3 1333/1600

DDR4-2133 / DDR3L-1600

Memory Speed

1600 MT/s

DDR4-2133, DDR3L-1600 MT/s

Memory Channel

2 (Dual Channel)

Max Memory Bandwidth

25.6 GB/s

34.1 GB/s

ECC Memory Supported

Technical Info

DirectX Support

11.2/12

OpenGL Support

4.3

4.4

Approx. Power Consumption

15 W

65W Peak

Compatible Products / Chipsets

Intel 9 Series Chipset Family

Intel H110, B150, Q150, Q170, H170, Z170

PCI Express Version

2.0

PCIe 3.0

PCI Express Lanes

16 Lanes

Thermal Solution (MPK / Box)

N/A

PCG 2015C

Max. Operating Temperature (Tjmax)

105°C

100°C

Warranty

Manufacturing Warranty

N/A

03 Years Brand Warranty

Additional Info

Specialty

Intel Hyper-Threading Technology, Intel Quick Sync Video, Intel AVX2

Intel Turbo Boost Technology 2.0 Intel Virtualization Technology (VT-x & VT-d) Intel SpeedStep Technology

Others

Embedded Options Available: No

OS Support: Windows 11 - 64-Bit, Windows 10 - 64-Bit, Linux Ubuntu 64-Bit Instruction Set: 64-bit, SSE4.1/4.2, AVX 2.0 Scalability: 1S Only

Country Of Origin

N/A

USA

Made in/ Assemble

N/A

Malaysia / Vietnam / China

Frequently Asked Questions Common Queries

Answers to top questions searched regarding this comparison.

Which one is better for gaming and multitasking: i3-5005U or i5-6400? ▼

What is the power consumption difference between i3-5005U and i5-6400? ▼

i3-5005U consumes 50W less power (76.9% lower TDP: 15W vs 65W). It produces significantly less heat, saves on electricity, and requires a smaller or more affordable cooling fan.

What are the approximate street prices in Bangladesh? ▼

i3-5005U is currently retailing around ৳8,500 BDT while i5-6400 is priced around ৳4,500 BDT across computer retail shops in Bangladesh.