Intel Core i5 1340P vs Intel Core i7 8665U

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We compared two laptop CPUs: Intel Core i5 1340P with 12 cores 1.9GHz and Intel Core i7 8665U with 4 cores 1.9GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i5 1340P's Advantages

Released 3 years and 9 months late

Better graphics card performance

Higher specification of memory (LPDDR5x-6400 vs DDR4-2400)

Larger memory bandwidth (89.6GB/s vs 37.5GB/s)

Newer PCIe version (4.0 vs 3.0)

Larger L3 cache size (12MB vs 8MB)

More modern manufacturing process (10nm vs 14nm)

Intel Core i7 8665U's Advantages

Lower TDP (15W vs 20W)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i5 1340P +35%

1691

Intel Core i7 8665U

1250

Cinebench R23 Multi Core

Intel Core i5 1340P +181%

10562

Intel Core i7 8665U

3749

Geekbench 6 Single Core

Intel Core i5 1340P +40%

2087

Intel Core i7 8665U

1484

Geekbench 6 Multi Core

Intel Core i5 1340P +144%

9638

Intel Core i7 8665U

3939

Blender

Intel Core i5 1340P +337%

162

Intel Core i7 8665U

37

Geekbench 5 Single Core

Intel Core i5 1340P +56%

1655

Intel Core i7 8665U

1056

Geekbench 5 Multi Core

Intel Core i5 1340P +213%

9574

Intel Core i7 8665U

3056

Intel Core i5 1340P

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Intel Core i7 8665U

General Parameters

Jan 2023

Release Date

Apr 2019

Intel

Manufacturer

Intel

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Raptor Lake

Core Architecture

Whiskey Lake

i5-1340P

Processor Number

i7-8665U

BGA-1744

Socket

BGA-1528

Iris Xe Graphics (80EU)

Integrated Graphics

UHD Graphics 620

Package

10 nm

Manufacturing Process

14 nm

BGA-1744

Socket

BGA-1528

20-28 W

Power Consumption

15 W

64W

Max Turbo Power Consumption

-

100°C

Peak Operating Temperature

100 °C

CPU Performance

4

Performance Cores

4

8

Performance Core Threads

8

1.9 GHz

Performance Core Base Frequency

1.9 GHz

4.6 GHz

Performance Core Turbo Frequency

4.8 GHz

8

Efficiency Cores

-

8

Efficiency Core Threads

-

1.4 GHz

Efficiency Core Base Frequency

-

3.4 GHz

Efficiency Core Turbo Frequency

-

12

Total Core Count

4

16

Total Thread Count

8

100MHz

Bus Frequency

-

19x

Multiplier

19x

80K per core

L1 Cache

32K per core

2MB per core

L2 Cache

256K per core

12MB shared

L3 Cache

8MB shared

No

Unlocked Multiplier

No

Memory Parameters

DDR5-5200, DDR4-3200, LPDDR5x-6400, LPDDR5-6400, LPDDR4x-4267

Memory Types

DDR4-2400, LPDDR3-2133

64GB

Max Memory Size

64GB

2

Max Memory Channels

2

89.6 GB/s

Max Memory Bandwidth

37.5 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

True

Integrated Graphics

True

300 MHz

GPU Base Frequency

300 MHz

1450 MHz

GPU Max Dynamic Frequency

1150 MHz

640

Shader Units

192

40

Texture Units

24

20

Raster Operation Units

3

80

Execution Units

24

15 W

Power Consumption

15 W

-

Max Resolution

4096x2304 - 60 Hz

1.41 TFLOPS

Graphics Performance

0.38 TFLOPS

Miscellaneous

Intel Core i5 1340P

Official Website

Intel Core i7 8665U

4.0

PCIe Version

3.0

20

PCIe Lanes

16

-

Extended Instruction Set

SSE4.1, SSE4.2, AVX-2

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