Intel Core i9 7900X vs Intel Core i9 10900KF

VS

Intel Core i9 7900X Intel Core i9 10900KF

We compared two desktop CPUs: Intel Core i9 7900X with 10 cores 3.3GHz and Intel Core i9 10900KF with 10 cores 3.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i9 7900X 's Advantages

Larger memory bandwidth (79.47GB/s vs 45.8GB/s)

Intel Core i9 10900KF 's Advantages

Released 3 years late

Higher specification of memory (DDR4-2933 vs DDR4-2666)

Higher base frequency (3.7GHz vs 3.3GHz)

Larger L3 cache size (20MB vs 14MB)

Lower TDP (125W vs 140W)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i9 7900X

1203

Intel Core i9 10900KF +14%

1375

Cinebench R23 Multi Core

Intel Core i9 7900X

11804

Intel Core i9 10900KF +16%

13761

Geekbench 6 Single Core

Intel Core i9 7900X

1323

Intel Core i9 10900KF +31%

1741

Geekbench 6 Multi Core

Intel Core i9 7900X +15%

8536

Intel Core i9 10900KF

7414

Geekbench 5 Single Core

Intel Core i9 7900X

1127

Intel Core i9 10900KF +15%

1301

Geekbench 5 Multi Core

Intel Core i9 7900X

10189

Intel Core i9 10900KF +8%

11050

Passmark CPU Single Core

Intel Core i9 7900X

2556

Intel Core i9 10900KF +21%

3118

Passmark CPU Multi Core

Intel Core i9 7900X

20991

Intel Core i9 10900KF +9%

22915

Intel Core i9 7900X

VS

Intel Core i9 10900KF

General Parameters

May 2017

Release Date

May 2020

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Skylake

Core Architecture

Comet Lake

i9-7900X

Processor Number

i9-10900KF

LGA-2066

Socket

LGA-1200

N/A

Integrated Graphics

N/A

Package

14 nm

Manufacturing Process

14 nm

LGA-2066

Socket

LGA-1200

140 W

Power Consumption

125 W

95 °C

Peak Operating Temperature

100 °C

CPU Performance

10

Performance Cores

10

20

Performance Core Threads

20

3.3 GHz

Performance Core Base Frequency

3.7 GHz

4.3 GHz

Performance Core Turbo Frequency

5.3 GHz

10

Total Core Count

10

20

Total Thread Count

20

100 MHz

Bus Frequency

100 MHz

33x

Multiplier

37x

64 K per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

256 K per core

14 MB shared

L3 Cache

20 MB shared

Yes

Unlocked Multiplier

Yes

Memory Parameters

DDR4-2666

Memory Types

DDR4-2933

128 GB

Max Memory Size

128 GB

4

Max Memory Channels

2

79.47 GB/s

Max Memory Bandwidth

45.8 GB/s

No

ECC Memory Support

No

Miscellaneous

Intel Core i9 7900X

Official Website

Intel Core i9 10900KF

3.0

PCIe Version

3.0

44

PCIe Lanes

16

SSE4.1, SSE4.2, AVX-2, AVX-512

Extended Instruction Set

-

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