Intel Core i3-8300 vs Intel Core i7-3940XM

Compare Intel 8th Generation Core i3 4 core CPU vs Intel Core X-series 4 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

$ 135.00
$ 209.04 significantly less expensive
$ 344.04

Benchmark Score

Overall Score

A combined score of all workloads

2527 points
3% slightly better overall score
2439 points

Gaming Score

The raw gaming performance with a fast GPU

4721 points
19% slightly better gaming score
3946 points

Multitasking Score

Performance in workloads using up to 8 cores

1919 points
1992 points
3% slightly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

1841 points
1913 points
3% slightly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Core i3-8300 and the Core i7-3940XM? Download our free and quick PC Performance Test.

Other Benchmarks

Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

3086 points
3% slightly higher Geekbench 5 (multi) score
2994 points
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

957 points
20% slightly higher Geekbench 5 (single) score
793 points
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

3827 points
87% significantly higher Geekbench 6 (multi) score
2039 points
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

1328 points
106% significantly higher Geekbench 6 (single) score
644 points

Specifications

Cores

Number of physical processing units

4
Identical
4

Threads

Number of logical processing units

4
8
100% significantly more threads

Clock Speed

Base frequency at which the chip operates

3.7 GHz
15% slightly higher clock speed
3.20 GHz

TDP

Thermal Design Power: Measure of heat generated by the CPU

62 W
55 W
12% slightly 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
100% significantly more supported memory
32 GiB

L2 Cache

Secondary embedded memory, slower than L1 cache

1 MiB
300% significantly more L2 cache
0.25 MiB

L3 Cache

General memory pool for all cores

8 MiB
Identical
8 MiB

Other details

Rank

Ranking in the hardwareDB database

621st of 1,089
638th of 1,089

Family

The product line

8th Generation Core i3
Core X-series

Release date

The official date of release of this chip

2018 May
2012 August

Memory Type

The type of memory used by this chip

DDR4-2400
DDR3-1333

Is Unlocked

Can this CPU can be overclocked

No
-

Supports ECC memory

Does this CPU support error correcting memory

Yes
No

Core i3-8300 vs Core i7-3940XM specs and performance

Our benchmark analysis concludes that the Core i3-8300 performs better than the Core i7-3940XM. Furthermore, our gaming benchmark shows that it also outperforms the Core i7-3940XM in all gaming tests too.

Our spec comparison shows that they have an identical amount of cores but the Core i7-3940XM has more threads. Our comparison shows that the Core i3-8300 has a slightly higher clock speed compared to the Core i7-3940XM. The Core i7-3940XM outputs less heat than Core i3-8300 thanks to a slightly lower TDP. 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 i3-8300 has more L2 cache than the Core i7-3940XM. However, both these chips have the same amount of L3 cache.

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. For instance, the Core i3-8300 has the same number of threads as cores. This means the the CPU does not support hyperthreading.

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