Which one is better: i7-6700HQ or i5-6400?

In our Pixahunt hardware comparison, the choice between i7-6700HQ 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 i7-6700HQ vs Intel i5-6400?

i7-6700HQ is priced around ৳7,500 while i5-6400 retails around ৳4,500 across computer shops in Bangladesh.

Intel i7-6700HQ 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)

✓

🏆 Overall Winner (সেরা পছন্দ)

Processor Intel

Intel i7-6700HQ

Intel Core i7-6700HQ 4-Core, 8-Thread Laptop Processor

৳7,500 ($55)

Pixahunt Rating Editorial & Specs Score

76/100

View Specs ↗

Processor Intel

Intel i5-6400

Intel Core i5-6400 Quad-Core Desktop Processor

৳4,500 ($38)

Pixahunt Rating Editorial & Specs Score

60/100

View Specs ↗

Pixahunt Recommendation & Verdict Expert Assessment

Overall, the Intel i7-6700HQ takes the lead with an overall rating score of 6.3/10. It outshines the i5-6400 in core metrics and value proposition. Choose i7-6700HQ if you want higher performance per Taka; choose i5-6400 if you specifically prioritize its specific feature set or local availability.

সামগ্রিক বিশ্লেষণে Intel i7-6700HQ এগিয়ে রয়েছে। এটি বেঞ্চমার্ক এবং মূল পারফরম্যান্সের ক্ষেত্রে i5-6400-এর চেয়ে উন্নত মান প্রদান করে। বাজেটের সেরা পারফরম্যান্স পেতে i7-6700HQ নির্বাচন করা উত্তম।

⚡

Power Consumption & Thermal TDP Efficiency

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

⚡ 30.8% More Energy Efficient

i7-6700HQ Wins Power Efficiency

45 Watts TDP

i5-6400

65 Watts TDP

Analysis: i7-6700HQ consumes 20W less power (30.8% lower TDP: 45W vs 65W). It produces significantly less heat, saves on electricity, and requires a smaller or more affordable cooling fan.

বিশ্লেষণ: i7-6700HQ এর পাওয়ার খরচ 20 ওয়াট কম (30.8% কম TDP: 45W 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 i7-6700HQ

⚡ Lower Power Consumption (বিদ্যুৎ সাশ্রয়ী)

-20W TDP

i7-6700HQ consumes 20W less power (30.8% lower TDP: 45W vs 65W). It produces significantly less heat, saves on electricity, and requires a smaller or more affordable cooling fan.

🚀 Higher Clock Speed (বেশি ক্লক স্পিড)

+0.2 GHz

i7-6700HQ delivers higher frequency (3.5 GHz vs 3.3 GHz, +0.2 GHz) for faster responsive single-threaded performance.

🧵 More Threads (বেশি থ্রেড)

+4 Threads

8 simultaneous execution threads vs 4 threads (+4 threads) for heavy multitasking.

⚠️ Considerations & Trade-offs for i7-6700HQ:

Higher Price Tag: Costs ৳3,000 more compared to the alternative option.

✓ Reasons to choose i5-6400

💰 More Budget Friendly (কম দাম)

-৳3,000

Retails ৳3,000 (40%) cheaper in Bangladesh market (৳4,500 vs ৳7,500).

⚠️ Considerations & Trade-offs for i5-6400:

Higher Power Draw & Heat Output: Operates with higher TDP (65W vs 45W). 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

i7-6700HQ

i5-6400

General

Series

Core i7

Core i5

Model

Core i7-6700HQ

Intel Core i5-6400

Release Date

September 1, 2015

Cpu Cooler

Not Included

Included

Code-Name

Skylake

Generation

6th Gen

Sockets Supported

FCBGA1440

LGA 1151

Performance

Processor Type.

Laptop Processor

Desktop

Base Frequency

2.60 GHz

2.70 GHz

Turbo Frequency Max.

3.50 GHz

3.30 GHz

Core

Threads

CPU Cache

6 MB Intel Smart Cache

L1 Cache

256 KB

L2 Cache

1 MB

L3 Cache

6 MB

TDP

45W

65W

Lithography

14nm

Multiplier

26.0x

27.0x

Multiplier Unlocked

Graphics

Built-in GPU

Yes

Processor Graphics

Intel HD Graphics 530

Graphics Base Frequency

350 MHz

Graphics Dynamic Frequency

1.05 GHz

950 MHz

Graphics Core Count

24 EUs

Max Video Memory

64 GB

Max Resolution

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

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

Max Memory Device

—

Shared

Memory Support

Memory Max.

64 GB

Memory Type

DDR4 / LPDDR3 / DDR3L

DDR4-2133 / DDR3L-1600

Memory Speed

DDR4-2133 / LPDDR3-1866 / DDR3L-1600

DDR4-2133, DDR3L-1600 MT/s

Memory Channel

2 (Dual Channel)

Max Memory Bandwidth

34.1 GB/s

ECC Memory Supported

Technical Info

DirectX Support

OpenGL Support

4.4

Approx. Power Consumption

45W

65W Peak

Compatible Products / Chipsets

Intel HM170, QM170, CM236

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

PCI Express Version

PCIe 3.0

PCI Express Lanes

16 Lanes

Thermal Solution (MPK / Box)

OEM Laptop Cooling Solution

PCG 2015C

Max. Operating Temperature (Tjmax)

100°C

Warranty

Manufacturing Warranty

No Warranty (OEM Embedded)

03 Years Brand Warranty

Additional Info

Specialty

Intel Turbo Boost Technology 2.0 Intel Hyper-Threading Technology Intel Virtualization Technology (VT-x / VT-d) Intel SpeedStep Technology

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

Others

OS Support: Windows 10/8.1/7, Linux Instruction Set: 64-bit, AVX 2.0, SSE4.1, SSE4.2 Intel Quick Sync Video & Clear Video HD

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

Malaysia / Vietnam

Malaysia / Vietnam / China

Frequently Asked Questions Common Queries

Answers to top questions searched regarding this comparison.

Which one is better for gaming and multitasking: i7-6700HQ or i5-6400? ▼

What is the power consumption difference between i7-6700HQ and i5-6400? ▼

i7-6700HQ consumes 20W less power (30.8% lower TDP: 45W 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? ▼

i7-6700HQ is currently retailing around ৳7,500 BDT while i5-6400 is priced around ৳4,500 BDT across computer retail shops in Bangladesh.