Intel Core i7-10870H vs Intel Core Ultra 7 255H

Compare Intel 10th Generation Core i7 8 core CPU vs Intel Core Ultra (Series 2) 16 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

5173 points
85% significantly better overall score
2788 points

Gaming Score

The raw gaming performance with a fast GPU

6493 points
87% significantly better gaming score
3457 points

Multitasking Score

Performance in workloads using up to 8 cores

4746 points
83% significantly better multitasking score
2584 points

Heavy Workload Score

Performance in workloads using up to 16 cores

4636 points
83% significantly better heavy workload score
2521 points

Free CPU Benchmark

Want to compare your processor against the Core i7-10870H and the Core Ultra 7 255H? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

118.88 points
212.94 points
79% significantly higher Blender score
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

6166 points
13475 points
118% significantly higher Geekbench 6 (multi) score
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

1458 points
2524 points
73% significantly higher Geekbench 6 (single) score

Specifications

Cores

Number of physical processing units

8
16
100% significantly more cores

Threads

Number of logical processing units

16
Identical
16

Clock Speed

Base frequency at which the chip operates

2.21 GHz
10% slightly higher clock speed
2 GHz

Turbo Speed

Higher frequency used for heavy workloads

5 GHz
5.1 GHz
2% slightly higher turbo speed

PCIe Lanes

Number of physical connections between the CPU and expansion slots

16
28
75% significantly 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
Identical
128 GiB

L2 Cache

Secondary embedded memory, slower than L1 cache

2 MiB
28 MiB
1300% significantly more L2 cache

L3 Cache

General memory pool for all cores

16 MiB
24 MiB
49% significantly more L3 cache

Other details

Rank

Ranking in the hardwareDB database

328th of 1,089
572nd of 1,089

Family

The product line

10th Generation Core i7
Core Ultra (Series 2)

Release date

The official date of release of this chip

2020 August
2025 February

Memory Type

The type of memory used by this chip

DDR4-2933
DDR5-8400

Is Unlocked

Can this CPU can be overclocked

No
-

Supports ECC memory

Does this CPU support error correcting memory

No
No

Core i7-10870H vs Core Ultra 7 255H comparison

According to the hardwareDB Benchmark tool, the Core i7-10870H is faster than the Core Ultra 7 255H. Furthermore, our gaming benchmark shows that it also outperforms the Core Ultra 7 255H in all gaming tests too.

When comparing core counts for these CPUs, we notice that the Core Ultra 7 255H has significantly more cores with 16 cores compared to the Core i7-10870H that has 8 cores. But they both have the same number of threads. With our hardware info, we find that the Core i7-10870H has a slightly higher clock speed than the Core Ultra 7 255H. Despite this, the Core Ultra 7 255H has a slightly higher turbo speed. The info from our database shows that the Core Ultra 7 255H has more L2 cache than the Core i7-10870H. The Core Ultra 7 255H 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 i7-10870H has more threads than cores. Each physical core is split into multiple threads.

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