Intel Core i7-1255U vs Intel Core i7-13620H

Compare Intel 12th Generation Core i7 10 core CPU vs Intel 13th Generation Core i7 10 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

3722 points
7691 points
106% significantly better overall score

Gaming Score

The raw gaming performance with a fast GPU

5577 points
10139 points
81% significantly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

3201 points
6947 points
117% significantly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

3089 points
6776 points
119% significantly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Core i7-1255U and the Core i7-13620H? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

75.98 points
172.32 points
126% significantly higher Blender score
Cinebench R23 score

Cinebench R23 score

Multi threaded benchmark

9628 points
15496 points
60% significantly higher Cinebench R23 score

Specifications

Cores

Number of physical processing units

10
Identical
10

Threads

Number of logical processing units

12
16
33% slightly more threads

Clock Speed

Base frequency at which the chip operates

1.7 GHz
2.4 GHz
41% slightly higher clock speed

Turbo Speed

Higher frequency used for heavy workloads

4.7 GHz
4.9 GHz
4% slightly higher turbo speed

PCIe Lanes

Number of physical connections between the CPU and expansion slots

20
28
40% 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

4 MiB
9.5 MiB
137% significantly more L2 cache

L3 Cache

General memory pool for all cores

12 MiB
24 MiB
100% significantly more L3 cache

Other details

Rank

Ranking in the hardwareDB database

459th of 1,089
159th of 1,089

Family

The product line

12th Generation Core i7
13th Generation Core i7

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

No
-

Supports ECC memory

Does this CPU support error correcting memory

No
No

Core i7-1255U vs Core i7-13620H comparison

In our benchmarks, the Core i7-13620H beats the Core i7-1255U in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Core i7-1255U in all gaming tests too.

Our spec comparison shows that they have an identical amount of cores but the Core i7-13620H has more threads. With our hardware info, we find that the Core i7-13620H has a slightly higher clock speed than the Core i7-1255U. Also, the Core i7-13620H has a slightly higher turbo speed. The cache sizes of these CPUs are different. Indeed, the Core i7-13620H has significantly more L2 cache than the Core i7-1255U. The Core i7-13620H 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 i7-1255U has more threads than cores. Each physical core is split into multiple threads.

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