Intel Core i3-8145U vs Intel Core i7-8650U

Compare Intel 8th Generation Core i3 2 core CPU vs Intel 8th Generation Core i7 4 core processor, specs and benchmark score. Which is the better CPU for gaming?

CPU Comparison

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Benchmark Score

Overall Score

A combined score of all workloads

1258 points
2006 points
59% significantly better overall score

Gaming Score

The raw gaming performance with a fast GPU

2455 points
3386 points
37% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

936 points
1610 points
72% significantly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

895 points
1539 points
71% significantly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Core i3-8145U and the Core i7-8650U? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

23.95 points
45.01 points
87% significantly higher Blender score
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

1575 points
2710 points
72% significantly higher Geekbench 5 (multi) score
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

794 points
895 points
12% slightly higher Geekbench 5 (single) score

Specifications

Cores

Number of physical processing units

2
4
100% significantly more cores

Threads

Number of logical processing units

4
8
100% significantly more threads

Clock Speed

Base frequency at which the chip operates

2.1 GHz
10% slightly higher clock speed
1.9 GHz

Turbo Speed

Higher frequency used for heavy workloads

3.9 GHz
4.2 GHz
7% slightly higher turbo speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

15 W
Identical
15 W

PCIe Lanes

Number of physical connections between the CPU and expansion slots

16
33% slightly more pcie lanes
12

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

Supported Memory

Maximum amount of RAM supported by this CPU

64 GiB
100% significantly more supported memory
32 GiB

L1 Cache

Smallest embedded memory, but the fastest

128 KiB
256 KiB
100% significantly more L1 cache

L2 Cache

Secondary embedded memory, slower than L1 cache

0.5 MiB
1 MiB
100% significantly more L2 cache

L3 Cache

General memory pool for all cores

4 MiB
8 MiB
100% significantly more L3 cache

Other details

Rank

Ranking in the hardwareDB database

880th of 1,089
715th of 1,089

Family

The product line

8th Generation Core i3
8th Generation Core i7

Release date

The official date of release of this chip

2018 August
2017 August

Memory Type

The type of memory used by this chip

DDR4-2400
DDR4-2400

Is Unlocked

Can this CPU can be overclocked

No
No

Supports ECC memory

Does this CPU support error correcting memory

No
No

Core i3-8145U vs Core i7-8650U comparison

According to the hardwareDB Benchmark tool, the Core i7-8650U is faster than the Core i3-8145U. Furthermore, our gaming benchmark shows that it also outperforms the Core i3-8145U in all gaming tests too.

When comparing core counts for these CPUs, we notice that the Core i7-8650U has significantly more cores with 4 cores compared to the Core i3-8145U that has 2 cores. It also has more threads than the Core i3-8145U. Our comparison shows that the Core i3-8145U has a slightly higher clock speed compared to the Core i7-8650U. Despite this, the Core i7-8650U has a slightly higher turbo speed. Both these chips have an identical TDP (Thermal Design Power). This measures the amount of heat they output and can be used to estimate power consumption. The info from our database shows that the Core i7-8650U has more L2 cache than the Core i3-8145U. The Core i7-8650U also has significantly more L3 cache.

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 i3-8145U has more threads than cores. Each physical core is split into multiple threads.

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