Intel Core i5-7400 vs Intel Core i7-6700T

Compare Intel 7th Generation Core i5 4 core CPU vs Intel 6th Generation Core i7 4 core processor, specs and benchmark score. Which is the better CPU for gaming?

CPU Comparison

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Price

The cheapest price from our partner retailers

$ 59.00
$ 140.99 significantly less expensive
$ 199.99

Benchmark Score

Overall Score

A combined score of all workloads

2237 points
2714 points
21% slightly better overall score

Gaming Score

The raw gaming performance with a fast GPU

4164 points
4539 points
9% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

1701 points
2180 points
28% slightly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

1632 points
2087 points
27% slightly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Core i5-7400 and the Core i7-6700T? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

43.28 points
56.88 points
31% slightly higher Blender score
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

3137 points
3628 points
15% slightly higher Geekbench 5 (multi) score
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

1144 points
1154 points
0.87% slightly higher Geekbench 5 (single) score
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

3282 points
3579 points
9% slightly higher Geekbench 6 (multi) score
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

1193 points
1206 points
1% slightly higher Geekbench 6 (single) score

Specifications

Cores

Number of physical processing units

4
Identical
4

Threads

Number of logical processing units

4
8
100% significantly more threads

Clock Speed

Base frequency at which the chip operates

3 GHz
7% slightly higher clock speed
2.8 GHz

Turbo Speed

Higher frequency used for heavy workloads

3.5 GHz
3.6 GHz
2% slightly higher turbo speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

65 W
35 W
85% significantly lower TDP

PCIe Lanes

Number of physical connections between the CPU and expansion slots

16
Identical
16

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

Supported Memory

Maximum amount of RAM supported by this CPU

64 GiB
Identical
64 GiB

L1 Cache

Smallest embedded memory, but the fastest

256 KiB
Identical
256 KiB

L2 Cache

Secondary embedded memory, slower than L1 cache

1 MiB
Identical
1 MiB

L3 Cache

General memory pool for all cores

6 MiB
8 MiB
33% slightly more L3 cache

Other details

Rank

Ranking in the hardwareDB database

675th of 1,089
584th of 1,089

Family

The product line

7th Generation Core i5
6th Generation Core i7

Release date

The official date of release of this chip

2017 February
2015 August

Memory Type

The type of memory used by this chip

DDR4-2133
DDR4-1866

Is Unlocked

Can this CPU can be overclocked

No
No

Supports ECC memory

Does this CPU support error correcting memory

No
No

Core i5-7400 vs Core i7-6700T specs and performance

In our benchmarks, the Core i7-6700T beats the Core i5-7400 in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Core i5-7400 in all gaming tests too.

When comparing these CPUs we notice that they have the same number of cores but the Core i7-6700T has more threads. Our comparison shows that the Core i5-7400 has a slightly higher clock speed compared to the Core i7-6700T. Despite this, the Core i7-6700T has a slightly higher turbo speed. The Core i7-6700T outputs less heat than Core i5-7400 thanks to a significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption. The data shows that both these CPUs have same sized L2 caches. The Core i7-6700T also has slightly more L3 cache.

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. For instance, the Core i5-7400 has the same number of threads as cores. This means the the CPU does not support hyperthreading.

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