Intel Core i9-10900X vs Intel Core Ultra 7 255H

CPU Comparison

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Benchmark Score

Overall Score

A combined score of all workloads

7550 points
7661 points
1% slightly better overall score

Gaming Score

The raw gaming performance with a fast GPU

8222 points
9595 points
16% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

7324 points
4% slightly better multitasking score
7028 points

Heavy Workload Score

Performance in workloads using up to 16 cores

7249 points
6% slightly better heavy workload score
6834 points

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Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

202.00 points
212.94 points
5% slightly higher Blender score
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

9481 points
13475 points
42% slightly higher Geekbench 6 (multi) score
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

1574 points
2524 points
60% significantly higher Geekbench 6 (single) score

Specifications

Cores

Number of physical processing units

10
16
60% significantly more cores

Threads

Number of logical processing units

20
25% slightly more threads
16

Clock Speed

Base frequency at which the chip operates

3.7 GHz
85% significantly higher clock speed
2 GHz

Turbo Speed

Higher frequency used for heavy workloads

4.5 GHz
5.1 GHz
13% slightly higher turbo speed

PCIe Lanes

Number of physical connections between the CPU and expansion slots

48
71% significantly more pcie lanes
28

Memory Channels

Lanes for simultaneous memory access

4
100% significantly more memory channels
2

Supported Memory

Maximum amount of RAM supported by this CPU

256 GiB
100% significantly more supported memory
128 GiB

L3 Cache

General memory pool for all cores

25 MiB
4% slightly more L3 cache
24 MiB

Other details

Rank

Ranking in the hardwareDB database

166th of 1,092
160th of 1,092

Family

The product line

Core X-series
Core Ultra (Series 2)

Release date

The official date of release of this chip

2019 November
2025 February

Memory Type

The type of memory used by this chip

DDR4-2933
DDR5-8400

Is Unlocked

Can this CPU can be overclocked

Yes
-

Supports ECC memory

Does this CPU support error correcting memory

No
No

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