Intel Core i7-9700T vs Intel Core i7-1255U

Compare Intel 9th Generation Core i7 8 core CPU vs Intel 12th Generation Core i7 10 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

3615 points
3722 points
2% slightly better overall score

Gaming Score

The raw gaming performance with a fast GPU

5558 points
5577 points
0.34% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

2998 points
3201 points
6% slightly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

2875 points
3089 points
7% slightly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Core i7-9700T and the Core i7-1255U? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

71.66 points
75.98 points
6% slightly higher Blender score

Specifications

Cores

Number of physical processing units

8
10
25% slightly more cores

Threads

Number of logical processing units

8
12
49% significantly more threads

Clock Speed

Base frequency at which the chip operates

2 GHz
17% slightly higher clock speed
1.7 GHz

Turbo Speed

Higher frequency used for heavy workloads

4.3 GHz
4.7 GHz
9% slightly higher turbo speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

35 W
15 W
133% significantly lower TDP

PCIe Lanes

Number of physical connections between the CPU and expansion slots

16
20
25% 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
100% significantly more supported memory
64 GiB

Other details

Rank

Ranking in the hardwareDB database

473rd of 1,089
459th of 1,089

Family

The product line

9th Generation Core i7
12th Generation Core i7

Release date

The official date of release of this chip

2019 May
2022 February

Memory Type

The type of memory used by this chip

DDR4-2666
DDR5-4800

Is Unlocked

Can this CPU can be overclocked

-
No

Supports ECC memory

Does this CPU support error correcting memory

No
No

Core i7-9700T vs Core i7-1255U specs and performance

In our benchmarks, the Core i7-1255U beats the Core i7-9700T in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Core i7-9700T in all gaming tests too.

In terms of the number of cores of each of these CPUs, the Core i7-1255U has slightly more cores than the Core i7-9700T. Indeed, the Core i7-1255U has 10 cores compared to 8 cores found in the Core i7-9700T. It also has more threads than the Core i7-9700T. Our comparison shows that the Core i7-9700T has a slightly higher clock speed compared to the Core i7-1255U. Despite this, the Core i7-1255U has a slightly higher turbo speed. The Core i7-1255U outputs less heat than Core i7-9700T thanks to a significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption.

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. For instance, the Core i7-9700T has the same number of threads as cores. This means the the CPU does not support hyperthreading.

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