Intel Core i7-8700T vs Intel Core Ultra 7 255H

Compare Intel 8th Generation Core i7 6 core CPU vs Intel Core Ultra (Series 2) 16 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

2945 points
5% slightly better overall score
2788 points

Gaming Score

The raw gaming performance with a fast GPU

4207 points
21% slightly better gaming score
3457 points

Multitasking Score

Performance in workloads using up to 8 cores

2558 points
2584 points
1% slightly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

2473 points
2521 points
1% slightly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Core i7-8700T 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)

92.37 points
212.94 points
130% significantly higher Blender score
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

4733 points
13475 points
184% significantly higher Geekbench 6 (multi) score
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

1336 points
2524 points
88% significantly higher Geekbench 6 (single) score

Specifications

Cores

Number of physical processing units

6
16
166% significantly more cores

Threads

Number of logical processing units

12
16
33% slightly more threads

Clock Speed

Base frequency at which the chip operates

2.4 GHz
20% slightly higher clock speed
2 GHz

Turbo Speed

Higher frequency used for heavy workloads

4 GHz
5.1 GHz
27% 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

1.5 MiB
28 MiB
1766% 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

546th of 1,089
572nd of 1,089

Family

The product line

8th Generation Core i7
Core Ultra (Series 2)

Release date

The official date of release of this chip

2018 May
2025 February

Memory Type

The type of memory used by this chip

DDR4-2666
DDR5-8400

Is Unlocked

Can this CPU can be overclocked

No
-

Supports ECC memory

Does this CPU support error correcting memory

No
No

Core i7-8700T vs Core Ultra 7 255H comparison

Our benchmark analysis concludes that the Core i7-8700T performs better 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.

With info from our database, we find that the Core Ultra 7 255H has significantly more cores with 16 cores whereas the Core i7-8700T has 6 cores. It also has more threads than the Core i7-8700T. These CPUs have different clock speeds. Indeed, the Core i7-8700T has a slightly higher clock speed compared to the Core Ultra 7 255H. Despite this, the Core Ultra 7 255H has a slightly higher turbo speed. In terms of cache, the Core Ultra 7 255H has significantly more L2 cache when compared to the Core i7-8700T. The Core Ultra 7 255H also has significantly more L3 cache.

Most CPUs have more threads than cores. This technology, colloquially called hyperthreading, improves performance by splitting a core into multiple virtual ones. This provides more efficient utilisation of a core. Indeed, the Core i7-8700T has more threads than cores. Each physical core is split into multiple threads.

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