Intel Core i7-10700 vs Intel Core i7-7820X

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

$ 298.15
$ 51.84 slightly less expensive
$ 349.99

Benchmark Score

Overall Score

A combined score of all workloads

6267 points
6% slightly better overall score
5865 points

Gaming Score

The raw gaming performance with a fast GPU

7929 points
8% slightly better gaming score
7275 points

Multitasking Score

Performance in workloads using up to 8 cores

5718 points
6% slightly better multitasking score
5393 points

Heavy Workload Score

Performance in workloads using up to 16 cores

5568 points
5% slightly better heavy workload score
5258 points

Free CPU Benchmark

Want to compare your processor against the Core i7-10700 and the Core i7-7820X? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

6944 points
16% slightly higher 3DMark Physics score
5958 points
Blender score

Blender score

Cycles Render (Samples per minute)

143.42 points
165.28 points
15% slightly higher Blender score
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

7060 points
7618 points
7% slightly higher Geekbench 5 (multi) score
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

1560 points
14% slightly higher Geekbench 5 (single) score
1368 points
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

7115 points
7802 points
9% slightly higher Geekbench 6 (multi) score
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

1625 points
14% slightly higher Geekbench 6 (single) score
1416 points

Specifications

Cores

Number of physical processing units

8
Identical
8

Threads

Number of logical processing units

16
Identical
16

Clock Speed

Base frequency at which the chip operates

2.9 GHz
3.6 GHz
24% slightly higher clock speed

Turbo Speed

Higher frequency used for heavy workloads

4.8 GHz
11% slightly higher turbo speed
4.3 GHz

TDP

Thermal Design Power: Measure of heat generated by the CPU

65 W
115% significantly 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
Identical
512 KiB

L3 Cache

General memory pool for all cores

16 MiB
45% significantly more L3 cache
11 MiB

Other details

Rank

Ranking in the hardwareDB database

238th of 1,089
262nd of 1,089

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
DDR4-2666

Is Unlocked

Can this CPU can be overclocked

No
Yes

Supports ECC memory

Does this CPU support error correcting memory

No
No

Core i7-10700 vs Core i7-7820X comparison

Our benchmark analysis concludes that the Core i7-10700 performs better than the Core i7-7820X. Furthermore, our gaming benchmark shows that it also outperforms the Core i7-7820X in all gaming tests too.

Our spec comparison shows that they have an identical amount of cores and the same number of threads. These CPUs have different clock speeds. Indeed, the Core i7-7820X has a slightly higher clock speed compared to the Core i7-10700. Despite this, the Core i7-10700 has a slightly higher turbo speed. A Core i7-10700 CPU outputs less heat than a Core i7-7820X CPU because of its 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. Indeed, the Core i7-10700 has more threads than cores. Each physical core is split into multiple threads.

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