Intel i7-980X VS Intel i5-6400

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

✓
🏆 Overall Winner (সেরা পছন্দ)
Processor Intel
Intel i7-980X

Intel i7-980X

Intel Core i7-980X Extreme Edition 6-Core, 12-Thread Desktop Processor

৳4,500 ($45)
Pixahunt Rating Editorial & Specs Score
85/100
View Specs ↗
Processor Intel
Intel i5-6400

Intel i5-6400

Intel Core i5-6400 Quad-Core Desktop Processor

৳4,500 ($38)
Pixahunt Rating Editorial & Specs Score
75/100
View Specs ↗

Pixahunt Recommendation & Verdict Expert Assessment

Overall, the Intel i7-980X takes the lead with an overall rating score of 4.5/10. It outshines the i5-6400 in core metrics and value proposition. Choose i7-980X if you want higher performance per Taka; choose i5-6400 if you specifically prioritize its specific feature set or local availability.

সামগ্রিক বিশ্লেষণে Intel i7-980X এগিয়ে রয়েছে। এটি বেঞ্চমার্ক এবং মূল পারফরম্যান্সের ক্ষেত্রে i5-6400-এর চেয়ে উন্নত মান প্রদান করে। বাজেটের সেরা পারফরম্যান্স পেতে i7-980X নির্বাচন করা উত্তম।

⚡

Power Consumption & Thermal TDP Efficiency

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

⚡ 50% More Energy Efficient
i7-980X
130 Watts TDP
i5-6400 Wins Power Efficiency
65 Watts TDP

Analysis: i5-6400 consumes 65W less power (50% lower TDP: 65W vs 130W). It runs noticeably cooler and delivers higher electrical efficiency.

বিশ্লেষণ: i5-6400 এর পাওয়ার খরচ 65 ওয়াট কম (50% কম TDP: 65W বনাম 130W)। 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 i7-980X
🚀 Higher Clock Speed (বেশি ক্লক স্পিড)
+0.3 GHz

i7-980X delivers higher frequency (3.6 GHz vs 3.3 GHz, +0.3 GHz) for faster responsive single-threaded performance.

🧠 More CPU Cores (বেশি কোর)
+2 Cores

Has 6 physical cores compared to 4 cores (+2 cores). Superior multi-core rendering, video editing, and multitasking capability.

🧵 More Threads (বেশি থ্রেড)
+8 Threads

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

💾 Larger L3 Cache (বড় ক্যাশ মেমোরি)
+6 MB Cache

Has 12 MB cache memory compared to 6 MB (+6 MB). Reduces memory latency in modern gaming and high-speed computations.

⚠️ Considerations & Trade-offs for i7-980X:
Higher Power Draw & Heat Output: Operates with higher TDP (130W vs 65W). Generates more heat and needs a capable cooler.
✓ Reasons to choose i5-6400
⚡ Lower Power Consumption (বিদ্যুৎ সাশ্রয়ী)
-65W TDP

i5-6400 consumes 65W less power (50% lower TDP: 65W vs 130W). It runs noticeably cooler and delivers higher electrical efficiency.

🔬 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:
Fewer Processing Cores: Equipped with only 4 cores vs 6 cores on the competitor.
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Full Specifications Matrix Side-by-Side

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

Specification Attribute
i7-980X
i5-6400
General
Series
Core i7
Core i5
Model
Intel Core i7-980X
Intel Core i5-6400
Cpu Cooler
Not Included
Included
Code-Name
Gulftown
Skylake
Generation
1st Gen
6th Gen
Sockets Supported
Socket 1366
LGA 1151
Release Date
March 16, 2010
September 1, 2015
Performance
Base Frequency
3.333 GHz
2.70 GHz
Turbo Frequency Max.
3.6 GHz
3.30 GHz
Core
6
4
Threads
12
4
CPU Cache
12 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
12 MB shared
6 MB
TDP
130 W
65W
Lithography
32 nm
14nm
Multiplier
25.0x
27.0x
Multiplier Unlocked
Yes
No
Processor Type.
Enthusiast Extreme Desktop Processor (6 Cores, 12 Threads) Best for: Heavy Video Rendering, 3D Modeling, Audio Production & Extreme Multitasking
Desktop
Graphics
Built-in GPU
No
Yes
Processor Graphics
Discrete GPU Required
Intel HD Graphics 530
Graphics Base Frequency
N/A
350 MHz
Graphics Dynamic Frequency
N/A
950 MHz
Graphics Core Count
N/A
24 EUs
Max Video Memory
N/A
64 GB
Max Resolution
N/A
DP: 4096 x 2304 @60Hz HDMI: 4096 x 2160 @24Hz eDP: 4096 x 2304 @60Hz
Max Memory Device
—
Shared
Memory Support
Memory Max.
24 GB
64 GB
Memory Type
DDR3
DDR4-2133 / DDR3L-1600
Memory Speed
1066 / 1333 MHz
DDR4-2133, DDR3L-1600 MT/s
Memory Channel
Triple-channel
2 (Dual Channel)
Max Memory Bandwidth
N/A
34.1 GB/s
ECC Memory Supported
No
No
Technical Info
DirectX Support
N/A
12
OpenGL Support
N/A
4.4
Approx. Power Consumption
130 W
65W Peak
Compatible Products / Chipsets
Intel X58
Intel H110, B150, Q150, Q170, H170, Z170
PCI Express Version
Gen 2
PCIe 3.0
PCI Express Lanes
N/A
16 Lanes
Thermal Solution (MPK / Box)
N/A
PCG 2015C
Max. Operating Temperature (Tjmax)
N/A
100°C
Warranty
Manufacturing Warranty
03 Years
03 Years Brand Warranty
Additional Info
Specialty
Extreme Edition, Unlocked Multiplier, Hyper-Threading
Intel Turbo Boost Technology 2.0 Intel Virtualization Technology (VT-x & VT-d) Intel SpeedStep Technology
Others
MMX, SSE, SSE2, SSE3, SSE4.2, Intel 64
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
USA
Made in/ Assemble
Costa Rica / 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: i7-980X or i5-6400? ▼

Overall, the Intel i7-980X takes the lead with an overall rating score of 4.5/10. It outshines the i5-6400 in core metrics and value proposition. Choose i7-980X 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 i7-980X and i5-6400? ▼

i5-6400 consumes 65W less power (50% lower TDP: 65W vs 130W). It runs noticeably cooler and delivers higher electrical efficiency.

What are the approximate street prices in Bangladesh? ▼

i7-980X is currently retailing around ৳4,500 BDT while i5-6400 is priced around ৳4,500 BDT across computer retail shops in Bangladesh.

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