Intel Core i7-8700K vs Intel Core i7-12700

Compare Intel 8th Generation Core i7 6 core CPU vs Intel 12th Generation Core i7 12 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

$ 194.00
$ 124.24 significantly less expensive
$ 318.24

Benchmark Score

Overall Score

A combined score of all workloads

5130 points
10390 points
102% significantly better overall score

Gaming Score

The raw gaming performance with a fast GPU

7103 points
12574 points
77% significantly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

4499 points
9694 points
115% significantly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

4352 points
9533 points
119% significantly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Core i7-8700K and the Core i7-12700? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

5074 points
9515 points
87% significantly higher 3DMark Physics score
Blender score

Blender score

Cycles Render (Samples per minute)

126.15 points
259.30 points
105% significantly higher Blender score
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

6462 points
9492 points
46% significantly higher Geekbench 5 (multi) score
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

1549 points
1788 points
15% slightly higher Geekbench 5 (single) score
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

6565 points
10978 points
67% significantly higher Geekbench 6 (multi) score
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

1621 points
2375 points
46% significantly higher Geekbench 6 (single) score

Specifications

Cores

Number of physical processing units

6
12
100% significantly more cores

Threads

Number of logical processing units

12
20
66% significantly more threads

Clock Speed

Base frequency at which the chip operates

3.7 GHz
12% slightly higher clock speed
3.3 GHz

Turbo Speed

Higher frequency used for heavy workloads

4.7 GHz
4.9 GHz
4% slightly higher turbo speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

95 W
65 W
46% 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
Identical
128 GiB

L1 Cache

Smallest embedded memory, but the fastest

384 KiB
960 KiB
150% significantly more L1 cache

L3 Cache

General memory pool for all cores

12 MiB
25 MiB
108% significantly more L3 cache

Other details

Rank

Ranking in the hardwareDB database

335th of 1,089
78th of 1,089

Family

The product line

8th Generation Core i7
12th Generation Core i7

Release date

The official date of release of this chip

2017 November
2022 February

Memory Type

The type of memory used by this chip

DDR4-2666
DDR5-4800

Is Unlocked

Can this CPU can be overclocked

Yes
No

Supports ECC memory

Does this CPU support error correcting memory

No
Yes

Core i7-8700K vs Core i7-12700 specs and performance

According to the hardwareDB Benchmark tool, the Core i7-12700 is faster than the Core i7-8700K. Furthermore, our gaming benchmark shows that it also outperforms the Core i7-8700K in all gaming tests too.

With info from our database, we find that the Core i7-12700 has significantly more cores with 12 cores whereas the Core i7-8700K has 6 cores. It also has more threads than the Core i7-8700K. These CPUs have different clock speeds. Indeed, the Core i7-8700K has a slightly higher clock speed compared to the Core i7-12700. Despite this, the Core i7-12700 has a slightly higher turbo speed. The Core i7-12700 outputs less heat than Core i7-8700K 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. Indeed, the Core i7-8700K has more threads than cores. Each physical core is split into multiple threads.

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