Intel Core i7 7820X vs Intel Core i5 6500

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We compared two desktop CPUs: Intel Core i7 7820X with 8 cores 3.6GHz and Intel Core i5 6500 with 4 cores 3.2GHz . 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

Released 1 years and 8 months late

Higher specification of memory (DDR4-2666 vs DDR4-2133)

Larger memory bandwidth (79.47GB/s vs 34.1GB/s)

Higher base frequency (3.6GHz vs 3.2GHz)

Larger L3 cache size (11MB vs 6MB)

Intel Core i5 6500 's Advantages

Integrated graphics card

Lower TDP (65W vs 140W)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i7 7820X +38%

1338

Intel Core i5 6500

967

Cinebench R23 Multi Core

Intel Core i7 7820X +288%

13358

Intel Core i5 6500

3436

Geekbench 6 Single Core

Intel Core i7 7820X +89%

1252

Intel Core i5 6500

661

Geekbench 6 Multi Core

Intel Core i7 7820X +259%

7510

Intel Core i5 6500

2089

Geekbench 5 Single Core

Intel Core i7 7820X +24%

1120

Intel Core i5 6500

900

Geekbench 5 Multi Core

Intel Core i7 7820X +172%

8504

Intel Core i5 6500

3118

Passmark CPU Single Core

Intel Core i7 7820X +19%

2536

Intel Core i5 6500

2116

Passmark CPU Multi Core

Intel Core i7 7820X +207%

17189

Intel Core i5 6500

5591

Intel Core i7 7820X

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Intel Core i5 6500

General Parameters

May 2017

Release Date

Sep 2015

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Skylake

Core Architecture

Skylake

i7-7820X

Processor Number

i5-6500

LGA-2066

Socket

LGA-1151

N/A

Integrated Graphics

HD Graphics 530

Package

14 nm

Manufacturing Process

14 nm

LGA-2066

Socket

LGA-1151

140 W

Power Consumption

65 W

99 °C

Peak Operating Temperature

-

CPU Performance

8

Performance Cores

4

16

Performance Core Threads

4

3.6 GHz

Performance Core Base Frequency

3.2 GHz

4.3 GHz

Performance Core Turbo Frequency

3.6 GHz

8

Total Core Count

4

16

Total Thread Count

4

100 MHz

Bus Frequency

-

36x

Multiplier

32x

64 K per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

256 K per core

11 MB shared

L3 Cache

6 MB shared

Yes

Unlocked Multiplier

No

Memory Parameters

DDR4-2666

Memory Types

DDR4-2133, DDR3L-1600

128 GB

Max Memory Size

64 GB

4

Max Memory Channels

2

79.47 GB/s

Max Memory Bandwidth

34.1 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

-

Integrated Graphics

true

-

GPU Max Dynamic Frequency

1050 MHz

Miscellaneous

Intel Core i7 7820X

Official Website

Intel Core i5 6500

3.0

PCIe Version

3.0

28

PCIe Lanes

16

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

Extended Instruction Set

SSE4.1, SSE4.2, AVX-2

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