Intel Core i5-11400T vs Intel Core i9-9820X

Compare Intel 11th Generation Core i5 6 core CPU vs Intel Core X-series 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

3254 points
6987 points
114% significantly better overall score

Gaming Score

The raw gaming performance with a fast GPU

4938 points
7678 points
55% significantly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

2740 points
6735 points
145% significantly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

2640 points
6649 points
151% significantly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Core i5-11400T and the Core i9-9820X? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

105.96 points
204.52 points
93% significantly higher Blender score

Specifications

Cores

Number of physical processing units

6
10
66% significantly more cores

Threads

Number of logical processing units

12
20
66% significantly more threads

Clock Speed

Base frequency at which the chip operates

1.3 GHz
3.3 GHz
153% significantly higher clock speed

Turbo Speed

Higher frequency used for heavy workloads

3.7 GHz
4.1 GHz
10% slightly higher turbo speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

35 W
371% significantly lower TDP
165 W

PCIe Lanes

Number of physical connections between the CPU and expansion slots

20
44
120% significantly more pcie lanes

Memory Channels

Lanes for simultaneous memory access

2
4
100% significantly more memory channels

Supported Memory

Maximum amount of RAM supported by this CPU

128 GiB
Identical
128 GiB

L1 Cache

Smallest embedded memory, but the fastest

480 KiB
640 KiB
33% slightly more L1 cache

L3 Cache

General memory pool for all cores

12 MiB
139% significantly more L3 cache
5 MiB

Other details

Rank

Ranking in the hardwareDB database

504th of 1,089
195th of 1,089

Family

The product line

11th Generation Core i5
Core X-series

Release date

The official date of release of this chip

2021 February
2018 November

Memory Type

The type of memory used by this chip

DDR4-3200
DDR4-2666

Is Unlocked

Can this CPU can be overclocked

No
Yes

Supports ECC memory

Does this CPU support error correcting memory

No
No

Core i5-11400T vs Core i9-9820X comparison

In our benchmarks, the Core i9-9820X beats the Core i5-11400T in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Core i5-11400T in all gaming tests too.

In terms of the number of cores of each of these CPUs, the Core i9-9820X has significantly more cores than the Core i5-11400T. Indeed, the Core i9-9820X has 10 cores compared to 6 cores found in the Core i5-11400T. It also has more threads than the Core i5-11400T. With our hardware info, we find that the Core i9-9820X has a significantly higher clock speed than the Core i5-11400T. Also, the Core i9-9820X has a slightly higher turbo speed. A Core i5-11400T CPU outputs less heat than a Core i9-9820X CPU because of its significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption.

The more cores a CPU has, the better the overall performance will be in parallel workloads such as multitasking. Many CPUs have more threads than cores, this means that each physical core is split into multiple logical cores, making them more efficient. Indeed, the Core i5-11400T has more threads than cores. Each physical core is split into multiple threads.

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