Intel Core i3-7100 vs Intel Core i3-8145U

Compare Intel 7th Generation Core i3 2 core CPU vs Intel 8th Generation Core i3 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

$ 129.99
$ 1421.01 significantly less expensive
$ 1551.00

Benchmark Score

Overall Score

A combined score of all workloads

1764 points
40% slightly better overall score
1258 points

Gaming Score

The raw gaming performance with a fast GPU

3405 points
38% slightly better gaming score
2455 points

Multitasking Score

Performance in workloads using up to 8 cores

1328 points
41% slightly better multitasking score
936 points

Heavy Workload Score

Performance in workloads using up to 16 cores

1278 points
42% slightly better heavy workload score
895 points

Free CPU Benchmark

Want to compare your processor against the Core i3-7100 and the Core i3-8145U? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

34.32 points
43% significantly higher Blender score
23.95 points
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

2322 points
47% significantly higher Geekbench 5 (multi) score
1575 points
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

1183 points
48% significantly higher Geekbench 5 (single) score
794 points

Specifications

Cores

Number of physical processing units

2
Identical
2

Threads

Number of logical processing units

4
Identical
4

Clock Speed

Base frequency at which the chip operates

3.9 GHz
85% significantly higher clock speed
2.1 GHz

TDP

Thermal Design Power: Measure of heat generated by the CPU

51 W
15 W
239% significantly lower TDP

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

64 GiB
Identical
64 GiB

L1 Cache

Smallest embedded memory, but the fastest

128 KiB
Identical
128 KiB

L2 Cache

Secondary embedded memory, slower than L1 cache

0.5 MiB
Identical
0.5 MiB

L3 Cache

General memory pool for all cores

3 MiB
4 MiB
33% slightly more L3 cache

Other details

Rank

Ranking in the hardwareDB database

771st of 1,099
888th of 1,099

Family

The product line

7th Generation Core i3
8th Generation Core i3

Release date

The official date of release of this chip

2017 February
2018 August

Memory Type

The type of memory used by this chip

DDR4-2133
DDR4-2400

Is Unlocked

Can this CPU can be overclocked

No
No

Supports ECC memory

Does this CPU support error correcting memory

Yes
No

Core i3-7100 vs Core i3-8145U benchmarks

Our benchmark analysis concludes that the Core i3-7100 performs better than the Core i3-8145U. Furthermore, our gaming benchmark shows that it also outperforms the Core i3-8145U in all gaming tests too.

Our spec comparison shows that they have an identical amount of cores and the same number of threads. Our comparison shows that the Core i3-7100 has a significantly higher clock speed compared to the Core i3-8145U. The Core i3-8145U outputs less heat than Core i3-7100 thanks to a significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption. When comparing cache sizes, these CPUs have an identical amount of L2 cache. The Core i3-8145U also has slightly more L3 cache.

Most CPUs have more threads than cores. This technology, colloquially called hyperthreading, improves performance by splitting a core into multiple virtual ones. This provides more efficient utilisation of a core. Indeed, the Core i3-7100 has more threads than cores. Each physical core is split into multiple threads.

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