Intel Core i7-3820QM vs Intel Pentium Gold G6405

Compare Intel Core 4 core CPU vs Intel Pentium Gold Series 2 core processor, specs and benchmark score. Which is the better CPU for gaming?

CPU Comparison

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Price

The cheapest price from our partner retailers

$ 499.00
$ 89.75
$ 409.25 significantly less expensive

Benchmark Score

Overall Score

A combined score of all workloads

1913 points
7% slightly better overall score
1785 points

Gaming Score

The raw gaming performance with a fast GPU

3059 points
3540 points
15% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

1573 points
18% slightly better multitasking score
1329 points

Heavy Workload Score

Performance in workloads using up to 16 cores

1510 points
18% slightly better heavy workload score
1277 points

Free CPU Benchmark

Want to compare your processor against the Core i7-3820QM and the Pentium Gold G6405? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

41.56 points
29% slightly higher Blender score
32.22 points
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

2007 points
17% slightly higher Geekbench 6 (multi) score
1714 points
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

602 points
842 points
39% slightly higher Geekbench 6 (single) score

Specifications

Cores

Number of physical processing units

4
100% significantly more cores
2

Threads

Number of logical processing units

8
100% significantly more threads
4

Clock Speed

Base frequency at which the chip operates

2.7 GHz
4.1 GHz
51% significantly higher clock speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

45 W
28% slightly lower TDP
58 W

PCIe Lanes

Number of physical connections between the CPU and expansion slots

16
Identical
16

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

Supported Memory

Maximum amount of RAM supported by this CPU

32 GiB
128 GiB
300% significantly more supported memory

Other details

Rank

Ranking in the hardwareDB database

733rd of 1,089
760th of 1,089

Family

The product line

Core
Pentium Gold Series

Release date

The official date of release of this chip

2012 May
2021 February

Memory Type

The type of memory used by this chip

DDR3-1333
DDR4-2666

Supports ECC memory

Does this CPU support error correcting memory

No
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Core i7-3820QM vs Pentium Gold G6405 benchmarks

According to the hardwareDB Benchmark tool, the Core i7-3820QM is faster than the Pentium Gold G6405. Despite this, the Pentium Gold G6405 has the advantage in our gaming benchmark.

In terms of the number of cores of each of these CPUs, the Core i7-3820QM has significantly more cores than the Pentium Gold G6405. Indeed, the Core i7-3820QM has 4 cores compared to 2 cores found in the Pentium Gold G6405. It also has more threads than the Pentium Gold G6405. Our comparison shows that the Pentium Gold G6405 has a significantly higher clock speed compared to the Core i7-3820QM. A Core i7-3820QM CPU outputs less heat than a Pentium Gold G6405 CPU because of its slightly 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 i7-3820QM has more threads than cores. Each physical core is split into multiple threads.

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