Intel Core i7 7820X vs Intel Core Ultra 9 285

VS

Intel Core i7 7820X

Intel Core Ultra 9 285

We compared two desktop CPUs: Intel Core i7 7820X with 8 cores 3.6GHz and Intel Core Ultra 9 285 with 24 cores 2.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i7 7820X 's Advantages

Higher base frequency (3.6GHz vs 2.5GHz)

Intel Core Ultra 9 285 's Advantages

Released 7 years and 5 months late

Integrated graphics card

Higher specification of memory (5600 vs 2666)

Larger memory bandwidth (102.4GB/s vs 79.47GB/s)

Newer PCIe version (5 vs 3.0)

Larger L3 cache size (36MB vs 11MB)

More modern manufacturing process (7nm vs 14nm)

Lower TDP (125W vs 140W)

Score

Intel Core i7 7820X

VS

Intel Core Ultra 9 285

General Parameters

May 2017

Release Date

Oct 2024

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

-

Skylake

Core Architecture

Arrow Lake-S

i7-7820X

Processor Number

-

LGA-2066

Socket

Intel Socket 1851

N/A

Integrated Graphics

Arc Xe2 Graphics 64EU

-

Generation

Ultra 9 (Arrow Lake)

Package

14 nm

Manufacturing Process

7 nm

140 W

Power Consumption

125 W

99 °C

Peak Operating Temperature

105 °C

-

Foundry

Intel

CPU Performance

8

Performance Cores

8

16

Performance Core Threads

16

3.6 GHz

Performance Core Base Frequency

2.5 GHz

4.3 GHz

Performance Core Turbo Frequency

5.6 GHz

-

Efficiency Cores

16

-

Efficiency Core Threads

16

-

Efficiency Core Base Frequency

1900 MHz

-

Efficiency Core Turbo Frequency

4.6 GHz

8

Total Core Count

24

16

Total Thread Count

24

100 MHz

Bus Frequency

100 MHz

36x

Multiplier

25.0

64 K per core

L1 Cache

112 KB per core

1 MB per core

L2 Cache

3 MB per core

11 MB shared

L3 Cache

36 MB shared

Yes

Unlocked Multiplier

No

-

SMP

1

Memory Parameters

DDR4-2666

Memory Types

DDR5-5600

128 GB

Max Memory Size

256 GB

4

Max Memory Channels

2

79.47 GB/s

Max Memory Bandwidth

102.4 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

-

Integrated Graphics

true

-

GPU Base Frequency

600 MHz

-

GPU Max Dynamic Frequency

1800 MHz

-

Shader Units

512

-

Execution Units

4

-

Graphics Performance

1.79 TFLOPS

Miscellaneous

Intel Core i7 7820X

Official Website

3.0

PCIe Version

5

28

PCIe Lanes

16

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

Extended Instruction Set

-

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