Intel Core i7-7700K vs Intel Core i7-1355U

Compare Intel 7th Generation Core i7 4 core CPU vs Intel 13th Generation Core i7 10 core processor, specs and benchmark score. Which is the better CPU for gaming?

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Benchmark Score

Overall Score

A combined score of all workloads

3620 points
1% slightly better overall score
3560 points

Gaming Score

The raw gaming performance with a fast GPU

5762 points
2% slightly better gaming score
5633 points

Multitasking Score

Performance in workloads using up to 8 cores

2983 points
3003 points
0.67% slightly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

2864 points
2902 points
1% slightly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Core i7-7700K and the Core i7-1355U? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

85.21 points
91.75 points
7% slightly higher Blender score

Specifications

Cores

Number of physical processing units

4
10
150% significantly more cores

Threads

Number of logical processing units

8
12
49% significantly more threads

Clock Speed

Base frequency at which the chip operates

4.2 GHz
147% significantly higher clock speed
1.7 GHz

Turbo Speed

Higher frequency used for heavy workloads

4.5 GHz
5 GHz
11% slightly higher turbo speed

PCIe Lanes

Number of physical connections between the CPU and expansion slots

16
20
25% slightly more pcie lanes

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

L2 Cache

Secondary embedded memory, slower than L1 cache

1 MiB
6.5 MiB
550% significantly more L2 cache

L3 Cache

General memory pool for all cores

8 MiB
12 MiB
49% significantly more L3 cache

Other details

Rank

Ranking in the hardwareDB database

471st of 1,089
479th of 1,089

Family

The product line

7th Generation Core i7
13th Generation Core i7

Release date

The official date of release of this chip

2017 February
2023 February

Memory Type

The type of memory used by this chip

DDR4-2133
DDR5-5200

Is Unlocked

Can this CPU can be overclocked

Yes
-

Supports ECC memory

Does this CPU support error correcting memory

No
No

Core i7-7700K vs Core i7-1355U benchmarks

In our benchmarks, the Core i7-1355U beats the Core i7-7700K in overall performance. Despite this, the Core i7-7700K has the advantage in our gaming benchmark.

With info from our database, we find that the Core i7-1355U has significantly more cores with 10 cores whereas the Core i7-7700K has 4 cores. It also has more threads than the Core i7-7700K. Our comparison shows that the Core i7-7700K has a significantly higher clock speed compared to the Core i7-1355U. Despite this, the Core i7-1355U has a slightly higher turbo speed. The info from our database shows that the Core i7-1355U has more L2 cache than the Core i7-7700K. The Core i7-1355U also has significantly more 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. Indeed, the Core i7-7700K has more threads than cores. Each physical core is split into multiple threads.

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