Intel i5-6400 VS Intel i7-6700HQ

Side-by-side specs comparison, performance benchmarks, TDP power consumption and price in Bangladesh.

✓
Processor Intel
Intel i5-6400

Intel i5-6400

Intel Core i5-6400 Quad-Core Desktop Processor

৳4,500 ($38)
Pixahunt Rating Editorial & Specs Score
60/100
View Specs ↗
🏆 Overall Winner (সেরা পছন্দ)
Processor Intel
Intel i7-6700HQ

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 ↗

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
i5-6400
65 Watts TDP
i7-6700HQ Wins Power Efficiency
45 Watts TDP

Analysis: i7-6700HQ consumes 20W less power (30.8% lower TDP: 45W vs 65W). It runs noticeably cooler and delivers higher electrical efficiency.

বিশ্লেষণ: i7-6700HQ এর পাওয়ার খরচ 20 ওয়াট কম (30.8% কম TDP: 45W বনাম 65W)। এটি অনেক ঠান্ডা চলে এবং বিদ্যুৎ সাশ্রয়ী।

Key Advantages & Trade-offs Head-to-Head

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

✓ Reasons to choose i5-6400
💰 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 heat and needs a capable cooler.
✓ 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 runs noticeably cooler and delivers higher electrical efficiency.

🚀 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 single-core speeds.

🧵 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.
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Full Specifications Matrix Side-by-Side

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

Specification Attribute
i5-6400
i7-6700HQ
General
Series
Core i5
Core i7
Model
Intel Core i5-6400
Core i7-6700HQ
Release Date
September 1, 2015
September 1, 2015
Cpu Cooler
Included
Not Included
Code-Name
Skylake
Skylake
Generation
6th Gen
6th Gen
Sockets Supported
LGA 1151
FCBGA1440
Performance
Processor Type.
Desktop
Laptop Processor
Base Frequency
2.70 GHz
2.60 GHz
Turbo Frequency Max.
3.30 GHz
3.50 GHz
Core
4
4
Threads
4
8
CPU Cache
6 MB Intel Smart Cache
6 MB Intel Smart Cache
L1 Cache
256 KB
256 KB
L2 Cache
1 MB
1 MB
L3 Cache
6 MB
6 MB
TDP
65W
45W
Lithography
14nm
14nm
Multiplier
27.0x
26.0x
Multiplier Unlocked
No
No
Graphics
Built-in GPU
Yes
Yes
Processor Graphics
Intel HD Graphics 530
Intel HD Graphics 530
Graphics Base Frequency
350 MHz
350 MHz
Graphics Dynamic Frequency
950 MHz
1.05 GHz
Graphics Core Count
24 EUs
24 EUs
Max Memory Device
Shared
—
Max Video Memory
64 GB
64 GB
Max Resolution
DP: 4096 x 2304 @60Hz HDMI: 4096 x 2160 @24Hz eDP: 4096 x 2304 @60Hz
DP: 4096 x 2304 @60Hz HDMI: 4096 x 2304 @24Hz eDP: 4096 x 2304 @60Hz
Memory Support
Memory Max.
64 GB
64 GB
Memory Type
DDR4-2133 / DDR3L-1600
DDR4 / LPDDR3 / DDR3L
Memory Speed
DDR4-2133, DDR3L-1600 MT/s
DDR4-2133 / LPDDR3-1866 / DDR3L-1600
Memory Channel
2 (Dual Channel)
2 (Dual Channel)
Max Memory Bandwidth
34.1 GB/s
34.1 GB/s
ECC Memory Supported
No
No
Technical Info
DirectX Support
12
12
OpenGL Support
4.4
4.4
Approx. Power Consumption
65W Peak
45W
Compatible Products / Chipsets
Intel H110, B150, Q150, Q170, H170, Z170
Intel HM170, QM170, CM236
PCI Express Version
PCIe 3.0
PCIe 3.0
PCI Express Lanes
16 Lanes
16 Lanes
Thermal Solution (MPK / Box)
PCG 2015C
OEM Laptop Cooling Solution
Max. Operating Temperature (Tjmax)
100°C
100°C
Warranty
Manufacturing Warranty
03 Years Brand Warranty
No Warranty (OEM Embedded)
Additional Info
Specialty
Intel Turbo Boost Technology 2.0 Intel Virtualization Technology (VT-x & VT-d) Intel SpeedStep Technology
Intel Turbo Boost Technology 2.0 Intel Hyper-Threading Technology Intel Virtualization Technology (VT-x / VT-d) Intel SpeedStep Technology
Others
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
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
Country Of Origin
USA
USA
Made in/ Assemble
Malaysia / Vietnam / China
Malaysia / Vietnam

Frequently Asked Questions Common Queries

Answers to top questions searched regarding this comparison.

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

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.

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

i7-6700HQ consumes 20W less power (30.8% lower TDP: 45W vs 65W). It runs noticeably cooler and delivers higher electrical efficiency.

What are the approximate street prices in Bangladesh? ▼

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

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