Intel Core i7-1255U vs Intel Core i5-1345U

Compare Intel 12th Generation Core i7 10 core CPU vs Intel 13th Generation Core i5 10 core processor, specs and benchmark score. Which is the better CPU for gaming?

Benchmark Score
Other Benchmarks
Specifications
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CPU Comparison

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Benchmark Score

Overall Score

A combined score of all workloads

3722 points

3872 points

4% slightly better overall score

Gaming Score

The raw gaming performance with a fast GPU

5577 points

5947 points

6% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

3201 points

3314 points

3% slightly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

3089 points

3202 points

3% slightly better heavy workload score

Free CPU Benchmark

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Other Benchmarks

Blender score

Cycles Render (Samples per minute)

75.98 points

96.06 points

26% slightly higher Blender score

Cinebench R23 score

Multi threaded benchmark

9628 points

9795 points

1% slightly higher Cinebench R23 score

Specifications

Cores

Number of physical processing units

Identical

Threads

Number of logical processing units

Identical

Clock Speed

Base frequency at which the chip operates

1.7 GHz

6% slightly higher clock speed

1.6 GHz

Turbo Speed

Higher frequency used for heavy workloads

4.7 GHz

Identical

4.7 GHz

PCIe Lanes

Number of physical connections between the CPU and expansion slots

Identical

Memory Channels

Lanes for simultaneous memory access

Identical

Supported Memory

Maximum amount of RAM supported by this CPU

64 GiB

Identical

64 GiB

L2 Cache

Secondary embedded memory, slower than L1 cache

4 MiB

Identical

4 MiB

L3 Cache

General memory pool for all cores

12 MiB

Identical

12 MiB

Other details

Rank

Ranking in the hardwareDB database

459th of 1,089

446th of 1,089

Family

The product line

12th Generation Core i7

13th Generation Core i5

Release date

The official date of release of this chip

2022 February

2023 February

Memory Type

The type of memory used by this chip

DDR5-4800

DDR5-5200

Is Unlocked

Can this CPU can be overclocked

Supports ECC memory

Does this CPU support error correcting memory

Core i7-1255U vs Core i5-1345U benchmarks

In our benchmarks, the Core i7-1255U beats the Core i5-1345U in overall performance. Despite this, the Core i5-1345U has the advantage in our gaming benchmark.

Our spec comparison shows that they have an identical amount of cores and the same number of threads. With our hardware info, we find that the Core i7-1255U has a slightly higher clock speed than the Core i5-1345U. In addition, both chips have the same turbo speed. When comparing cache sizes, these CPUs have an identical amount of L2 cache and 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 i7-1255U has more threads than cores. Each physical core is split into multiple threads.