Which one is better: i5-2520M or i5-6400?

In our Pixahunt hardware comparison, the choice between i5-2520M 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 i5-2520M vs Intel i5-6400?

i5-2520M is priced around ৳2,500 while i5-6400 retails around ৳4,500 across computer shops in Bangladesh.

Intel i5-2520M 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 i5-2520M

Intel Core i5-2520M 2.50 GHz Dual-Core Mobile Processor

৳2,500 ($25)

Pixahunt Rating Editorial & Specs Score

72/100

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

92/100

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 i5-2520M in core metrics and value proposition. Choose i5-6400 if you want higher performance per Taka; choose i5-2520M if you specifically prioritize its specific feature set or local availability.

সামগ্রিক বিশ্লেষণে Intel i5-6400 এগিয়ে রয়েছে। এটি বেঞ্চমার্ক এবং মূল পারফরম্যান্সের ক্ষেত্রে i5-2520M-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)

⚡ 46.2% More Energy Efficient

i5-2520M Wins Power Efficiency

35 Watts TDP

i5-6400

65 Watts TDP

Analysis: i5-2520M consumes 30W less power (46.2% lower TDP: 35W vs 65W). It produces significantly less heat, saves on electricity, and requires a smaller or more affordable cooling fan.

বিশ্লেষণ: i5-2520M এর পাওয়ার খরচ 30 ওয়াট কম (46.2% কম TDP: 35W 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 i5-2520M

⚡ Lower Power Consumption (বিদ্যুৎ সাশ্রয়ী)

-30W TDP

i5-2520M consumes 30W less power (46.2% lower TDP: 35W vs 65W). It produces significantly less heat, saves on electricity, and requires a smaller or more affordable cooling fan.

💰 More Budget Friendly (কম দাম)

-৳2,000

Retails ৳2,000 (44.4%) cheaper in Bangladesh market (৳2,500 vs ৳4,500).

⚠️ Considerations & Trade-offs for i5-2520M:

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

✓ Reasons to choose i5-6400

🚀 Higher Clock Speed (বেশি ক্লক স্পিড)

+0.1 GHz

i5-6400 delivers higher frequency (3.3 GHz vs 3.2 GHz, +0.1 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 Advanced Lithography (উন্নত প্রসেস নোড)

14nm vs 32nm

Built on smaller 14nm technology node vs 32nm node. Provides higher transistor density and better efficiency.

⚠️ Considerations & Trade-offs for i5-6400:

Higher Power Draw & Heat Output: Operates with higher TDP (65W vs 35W). Generates more thermal heat and requires adequate cooling.

Higher Price Tag: Costs ৳2,000 more compared to the alternative option.

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

i5-2520M

i5-6400

General

Series

Core i5

Model

i5-2520M

Intel Core i5-6400

Cpu Cooler

Not Included

Included

Code-Name

Sandy Bridge

Skylake

Generation

2nd Gen

6th Gen

Sockets Supported

PPGA988, BGA1023

LGA 1151

Release Date

February 20, 2011

September 1, 2015

Performance

Base Frequency

2.50 GHz

2.70 GHz

Turbo Frequency Max.

3.20 GHz

3.30 GHz

Core

Threads

CPU Cache

3 MB

6 MB Intel Smart Cache

L1 Cache

64 KB

256 KB

L2 Cache

512 KB

1 MB

L3 Cache

3 MB

6 MB

TDP

35W

65W

Lithography

32 nm

14nm

Multiplier

25.0x

27.0x

Multiplier Unlocked

Processor Type.

Laptop / Notebook Mobile Processor (2 Cores, 4 Threads) Best for: Mainstream Business Laptops, Fast Office Computing & Traveling Professionals

Desktop

Graphics

Built-in GPU

Yes

Processor Graphics

Intel HD Graphics 3000

Intel HD Graphics 530

Graphics Base Frequency

650 MHz

350 MHz

Graphics Dynamic Frequency

1.30 GHz

950 MHz

Graphics Core Count

N/A

24 EUs

Max Video Memory

Shared

64 GB

Max Resolution

eDP/DP/HDMI/SDVO/CRT

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

DDR3 1066/1333

DDR4-2133 / DDR3L-1600

Memory Speed

Up to 1333 MT/s

DDR4-2133, DDR3L-1600 MT/s

Memory Channel

2 (Dual Channel)

Max Memory Bandwidth

21.3 GB/s

34.1 GB/s

ECC Memory Supported

Technical Info

DirectX Support

10.1

OpenGL Support

3.1

4.4

Approx. Power Consumption

35W

65W Peak

Compatible Products / Chipsets

Intel QM67, HM65, HM67, QS67

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

PCI Express Version

2.0

PCIe 3.0

PCI Express Lanes

16 Lanes

Thermal Solution (MPK / Box)

Not Included

PCG 2015C

Max. Operating Temperature (Tjmax)

100°C

Warranty

Manufacturing Warranty

Discontinued Product (No active warranty)

03 Years Brand Warranty

Additional Info

Specialty

Intel vPro, Intel Turbo Boost 2.0, Intel Hyper-Threading, Intel Quick Sync Video

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

Others

64-bit Instruction Set, Intel AVX, VT-x, VT-d

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

USA

Made in/ Assemble

China / Malaysia

Malaysia / Vietnam / China

Frequently Asked Questions Common Queries

Answers to top questions searched regarding this comparison.

Which one is better for gaming and multitasking: i5-2520M or i5-6400? ▼

What is the power consumption difference between i5-2520M and i5-6400? ▼

i5-2520M consumes 30W less power (46.2% lower TDP: 35W 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? ▼

i5-2520M is currently retailing around ৳2,500 BDT while i5-6400 is priced around ৳4,500 BDT across computer retail shops in Bangladesh.