Intel Core i7-9800X vs Intel Core i9-7900X

Compare Intel Core X-series 8 core CPU vs Intel Core X-series 10 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

$ 768.88
$ 689.95
$ 78.93 slightly less expensive

Benchmark Score

Overall Score

A combined score of all workloads

6761 points
7006 points
3% slightly better overall score

Gaming Score

The raw gaming performance with a fast GPU

8246 points
7% slightly better gaming score
7653 points

Multitasking Score

Performance in workloads using up to 8 cores

6264 points
6778 points
8% slightly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

6133 points
6719 points
9% slightly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Core i7-9800X and the Core i9-7900X? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

163.68 points
209.19 points
27% slightly higher Blender score
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

7128 points
9102 points
27% slightly higher Geekbench 5 (multi) score
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

1345 points
1406 points
4% slightly higher Geekbench 5 (single) score
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

7552 points
8832 points
16% slightly higher Geekbench 6 (multi) score
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

1400 points
1432 points
2% slightly higher Geekbench 6 (single) score

Specifications

Cores

Number of physical processing units

8
10
25% slightly more cores

Threads

Number of logical processing units

16
20
25% slightly more threads

Clock Speed

Base frequency at which the chip operates

3.8 GHz
15% slightly higher clock speed
3.3 GHz

Turbo Speed

Higher frequency used for heavy workloads

4.4 GHz
2% slightly higher turbo speed
4.3 GHz

TDP

Thermal Design Power: Measure of heat generated by the CPU

165 W
140 W
17% slightly lower TDP

PCIe Lanes

Number of physical connections between the CPU and expansion slots

44
Identical
44

Memory Channels

Lanes for simultaneous memory access

4
Identical
4

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
640 KiB
25% slightly more L1 cache

L3 Cache

General memory pool for all cores

5 MiB
14 MiB
180% significantly more L3 cache

Other details

Rank

Ranking in the hardwareDB database

206th of 1,089
193rd of 1,089

Family

The product line

Core X-series
Core X-series

Release date

The official date of release of this chip

2018 November
2017 May

Memory Type

The type of memory used by this chip

DDR4-2666
DDR4-2666

Is Unlocked

Can this CPU can be overclocked

Yes
Yes

Supports ECC memory

Does this CPU support error correcting memory

No
No

Core i7-9800X vs Core i9-7900X comparison

According to the hardwareDB Benchmark tool, the Core i9-7900X is faster than the Core i7-9800X. Despite this, the Core i7-9800X has the advantage in our gaming benchmark.

In terms of the number of cores of each of these CPUs, the Core i9-7900X has slightly more cores than the Core i7-9800X. Indeed, the Core i9-7900X has 10 cores compared to 8 cores found in the Core i7-9800X. It also has more threads than the Core i7-9800X. These CPUs have different clock speeds. Indeed, the Core i7-9800X has a slightly higher clock speed compared to the Core i9-7900X. Also, the Core i7-9800X has a slightly higher turbo speed. The Core i9-7900X outputs less heat than Core i7-9800X thanks to a slightly 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 i7-9800X has more threads than cores. Each physical core is split into multiple threads.

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