Intel Core i5-11600K vs Intel Core Ultra 7 155H

Compare Intel 11th Generation Core i5 6 core CPU vs Intel 16 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

$ 199.00
$ 1300.99 significantly less expensive
$ 1499.99

Benchmark Score

Overall Score

A combined score of all workloads

6621 points
7084 points
6% slightly better overall score

Gaming Score

The raw gaming performance with a fast GPU

9474 points
2% slightly better gaming score
9220 points

Multitasking Score

Performance in workloads using up to 8 cores

5722 points
6469 points
13% slightly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

5531 points
6362 points
15% slightly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Core i5-11600K and the Core Ultra 7 155H? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

6323 points
6426 points
1% slightly higher 3DMark Physics score
Blender score

Blender score

Cycles Render (Samples per minute)

156.80 points
159.93 points
1% slightly higher Blender score
Cinebench R23 score

Cinebench R23 score

Multi threaded benchmark

11311 points
15043 points
32% slightly higher Cinebench R23 score

Specifications

Cores

Number of physical processing units

6
16
166% significantly more cores

Threads

Number of logical processing units

12
22
83% significantly more threads

Clock Speed

Base frequency at which the chip operates

3.9 GHz
178% significantly higher clock speed
1.4 GHz

Turbo Speed

Higher frequency used for heavy workloads

4.9 GHz
2% slightly higher turbo speed
4.8 GHz

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

128 GiB
33% slightly more supported memory
96 GiB

L2 Cache

Secondary embedded memory, slower than L1 cache

1.5 MiB
18 MiB
1100% 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

215th of 1,089
186th of 1,089

Family

The product line

11th Generation Core i5
Core Ultra (Series 1)

Release date

The official date of release of this chip

2021 February
2023 November

Memory Type

The type of memory used by this chip

DDR4-3200
DDR5-7467

Is Unlocked

Can this CPU can be overclocked

Yes
-

Supports ECC memory

Does this CPU support error correcting memory

No
No

Core i5-11600K vs Core Ultra 7 155H comparison

According to the hardwareDB Benchmark tool, the Core Ultra 7 155H is faster than the Core i5-11600K. Despite this, the Core i5-11600K has the advantage in our gaming benchmark.

In terms of the number of cores of each of these CPUs, the Core Ultra 7 155H has significantly more cores than the Core i5-11600K. Indeed, the Core Ultra 7 155H has 16 cores compared to 6 cores found in the Core i5-11600K. It also has more threads than the Core i5-11600K. These CPUs have different clock speeds. Indeed, the Core i5-11600K has a significantly higher clock speed compared to the Core Ultra 7 155H. The info from our database shows that the Core Ultra 7 155H has more L2 cache than the Core i5-11600K. The Core Ultra 7 155H 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 i5-11600K has more threads than cores. Each physical core is split into multiple threads.

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