Intel Core i7-10700K vs Intel Core i7-7800X

Compare Intel 10th Generation Core i7 8 core CPU vs Intel Core X-series 6 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

$ 380.99
$ 355.63
$ 25.36 slightly less expensive

Benchmark Score

Overall Score

A combined score of all workloads

6751 points
50% significantly better overall score
4493 points

Gaming Score

The raw gaming performance with a fast GPU

8301 points
44% significantly better gaming score
5755 points

Multitasking Score

Performance in workloads using up to 8 cores

6232 points
52% significantly better multitasking score
4089 points

Heavy Workload Score

Performance in workloads using up to 16 cores

6087 points
53% significantly better heavy workload score
3970 points

Free CPU Benchmark

Want to compare your processor against the Core i7-10700K and the Core i7-7800X? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

7292 points
11% slightly higher 3DMark Physics score
6534 points
Blender score

Blender score

Cycles Render (Samples per minute)

177.76 points
61% significantly higher Blender score
110.00 points
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

8022 points
38% slightly higher Geekbench 5 (multi) score
5789 points
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

1655 points
30% slightly higher Geekbench 5 (single) score
1269 points
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

8131 points
32% slightly higher Geekbench 6 (multi) score
6131 points
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

1719 points
27% slightly higher Geekbench 6 (single) score
1344 points

Specifications

Cores

Number of physical processing units

8
33% slightly more cores
6

Threads

Number of logical processing units

16
33% slightly more threads
12

Clock Speed

Base frequency at which the chip operates

3.8 GHz
8% slightly higher clock speed
3.5 GHz

Turbo Speed

Higher frequency used for heavy workloads

5.1 GHz
27% slightly higher turbo speed
4 GHz

TDP

Thermal Design Power: Measure of heat generated by the CPU

125 W
11% slightly lower TDP
140 W

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
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

512 KiB
33% slightly more L1 cache
384 KiB

L3 Cache

General memory pool for all cores

16 MiB
25 MiB
56% significantly more L3 cache

Other details

Rank

Ranking in the hardwareDB database

218th of 1,107
403rd of 1,107

Family

The product line

10th Generation Core i7
Core X-series

Release date

The official date of release of this chip

2020 May
2017 May

Memory Type

The type of memory used by this chip

DDR4-2933
DDR4-2400

Is Unlocked

Can this CPU can be overclocked

Yes
Yes

Supports ECC memory

Does this CPU support error correcting memory

No
No

Core i7-10700K vs Core i7-7800X comparison

According to the hardwareDB Benchmark tool, the Core i7-10700K is faster than the Core i7-7800X. Furthermore, our gaming benchmark shows that it also outperforms the Core i7-7800X in all gaming tests too.

When comparing core counts for these CPUs, we notice that the Core i7-10700K has slightly more cores with 8 cores compared to the Core i7-7800X that has 6 cores. It also has more threads than the Core i7-7800X. Our comparison shows that the Core i7-10700K has a slightly higher clock speed compared to the Core i7-7800X. Also, the Core i7-10700K has a slightly higher turbo speed. A Core i7-10700K CPU outputs less heat than a Core i7-7800X CPU because of its slightly 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. Indeed, the Core i7-10700K has more threads than cores. Each physical core is split into multiple threads.

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