Intel Core i7-6820HK vs Intel Core i7-3820

Compare Intel 6th Generation Core i7 4 core CPU vs Intel Core X-series 4 core processor, specs and benchmark score. Which is the better CPU for gaming?

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Benchmark Score

Overall Score

A combined score of all workloads

2407 points
2718 points
12% slightly better overall score

Gaming Score

The raw gaming performance with a fast GPU

3907 points
4152 points
6% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

1957 points
2278 points
16% slightly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

1876 points
2189 points
16% slightly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Core i7-6820HK and the Core i7-3820? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

60.12 points
56% significantly higher Blender score
38.29 points
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

3829 points
62% significantly higher Geekbench 5 (multi) score
2358 points
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

1140 points
85% significantly higher Geekbench 5 (single) score
613 points
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

3996 points
73% significantly higher Geekbench 6 (multi) score
2306 points
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

1230 points
97% significantly higher Geekbench 6 (single) score
624 points

Specifications

Cores

Number of physical processing units

4
Identical
4

Threads

Number of logical processing units

8
Identical
8

Clock Speed

Base frequency at which the chip operates

2.7 GHz
3.6 GHz
33% slightly higher clock speed

Turbo Speed

Higher frequency used for heavy workloads

3.6 GHz
3.8 GHz
5% slightly higher turbo speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

45 W
188% significantly lower TDP
130 W

PCIe Lanes

Number of physical connections between the CPU and expansion slots

16
40
150% significantly more pcie lanes

Memory Channels

Lanes for simultaneous memory access

2
4
100% significantly more memory channels

Supported Memory

Maximum amount of RAM supported by this CPU

64 GiB
178% significantly more supported memory
23 GiB

Other details

Rank

Ranking in the hardwareDB database

643rd of 1,089
583rd of 1,089

Family

The product line

6th Generation Core i7
Core X-series

Release date

The official date of release of this chip

2015 August
2012 February

Memory Type

The type of memory used by this chip

DDR4-2133
DDR3-1066

Supports ECC memory

Does this CPU support error correcting memory

No
No

Core i7-6820HK vs Core i7-3820 specs and performance

In our benchmarks, the Core i7-6820HK beats the Core i7-3820 in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Core i7-3820 in all gaming tests too.

When comparing these CPUs we notice that they have the same number of cores and the same number of threads. With our hardware info, we find that the Core i7-3820 has a slightly higher clock speed than the Core i7-6820HK. Also, the Core i7-3820 has a slightly higher turbo speed. A Core i7-6820HK CPU outputs less heat than a Core i7-3820 CPU because of its significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption.

The more cores a CPU has, the better the overall performance will be in parallel workloads such as multitasking. Many CPUs have more threads than cores, this means that each physical core is split into multiple logical cores, making them more efficient. Indeed, the Core i7-6820HK has more threads than cores. Each physical core is split into multiple threads.

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