Intel Core i3-7100U vs Intel Pentium G645

Compare Intel 7th Generation Core i3 2 core CPU vs Intel Pentium 2 core processor, specs and benchmark score. Which is the better CPU for gaming?

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Price

The cheapest price from our partner retailers

$ 1161.00
$ 82.00
$ 1079.00 significantly less expensive

Benchmark Score

Overall Score

A combined score of all workloads

960 points
0.95% slightly better overall score
951 points

Gaming Score

The raw gaming performance with a fast GPU

1881 points
2076 points
10% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

720 points
6% slightly better multitasking score
679 points

Heavy Workload Score

Performance in workloads using up to 16 cores

693 points
6% slightly better heavy workload score
653 points

Free CPU Benchmark

Want to compare your processor against the Core i3-7100U and the Pentium G645? Download our free and quick PC Performance Test.

Other Benchmarks

Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

1556 points
64% significantly higher Geekbench 5 (multi) score
944 points
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

757 points
47% significantly higher Geekbench 5 (single) score
514 points
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

1571 points
114% significantly higher Geekbench 6 (multi) score
732 points
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

770 points
70% significantly higher Geekbench 6 (single) score
451 points

Specifications

Cores

Number of physical processing units

2
Identical
2

Threads

Number of logical processing units

4
100% significantly more threads
2

Clock Speed

Base frequency at which the chip operates

2.4 GHz
2.9 GHz
20% slightly higher clock speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

15 W
333% significantly lower TDP
65 W

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

Supported Memory

Maximum amount of RAM supported by this CPU

32 GiB
Identical
32 GiB

Other details

Rank

Ranking in the hardwareDB database

962nd of 1,089
966th of 1,089

Family

The product line

7th Generation Core i3
Pentium

Release date

The official date of release of this chip

2016 August
2012 August

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
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Core i3-7100U vs Pentium G645 comparison

Our benchmark analysis concludes that the Pentium G645 performs better than the Core i3-7100U. Furthermore, our gaming benchmark shows that it also outperforms the Core i3-7100U in all gaming tests too.

Our spec comparison shows that they have an identical amount of cores but the Core i3-7100U has more threads. Our comparison shows that the Pentium G645 has a slightly higher clock speed compared to the Core i3-7100U. A Core i3-7100U CPU outputs less heat than a Pentium G645 CPU because of its significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption.

Modern CPUs generally have more logical cores than physical cores, this means that each core is split into multiple virtual cores, improving efficiency for parallel workloads. Indeed, the Core i3-7100U has more threads than cores. Each physical core is split into multiple threads.

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