Intel Core i9 12900HX vs Intel Core Ultra 5 115U

VS

Intel Core i9 12900HX

Intel Core Ultra 5 115U

We compared two laptop CPUs: Intel Core i9 12900HX with 16 cores 2.3GHz and Intel Core Ultra 5 115U with 8 cores 1.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i9 12900HX 's Advantages

Integrated graphics card

Newer PCIe version (5.0 vs 4)

Higher base frequency (2.3GHz vs 1.5GHz)

Larger L3 cache size (30MB vs 10MB)

Intel Core Ultra 5 115U 's Advantages

Released 1 years and 7 months late

Higher specification of memory (7467 vs 4800)

Larger memory bandwidth (120GB/s vs 76.8GB/s)

More modern manufacturing process (7nm vs 10nm)

Lower TDP (15W vs 55W)

Score

Benchmark

Geekbench 6 Single Core

Intel Core i9 12900HX +55%

2519

Intel Core Ultra 5 115U

1616

Geekbench 6 Multi Core

Intel Core i9 12900HX +170%

14447

Intel Core Ultra 5 115U

5338

Intel Core i9 12900HX

VS

Intel Core Ultra 5 115U

General Parameters

May 2022

Release Date

Dec 2023

Intel

Manufacturer

Intel

Laptop

Type

Laptop

x86-64

Instruction Set

-

Alder Lake

Core Architecture

Meteor Lake

i9-12900HX

Processor Number

-

BGA-1964

Socket

Intel BGA 2049

UHD Graphics (32EU)

Integrated Graphics

Arc Xe-LPG 48EU

-

Generation

Ultra 5 (Meteor Lake)

Package

10 nm

Manufacturing Process

7 nm

45-55 W

Power Consumption

15 W

157 W

Max Turbo Power Consumption

-

100°C

Peak Operating Temperature

-

Foundry

Intel

CPU Performance

8

Performance Cores

2

16

Performance Core Threads

4

2.3 GHz

Performance Core Base Frequency

1.5 GHz

5 GHz

Performance Core Turbo Frequency

4.2 GHz

8

Efficiency Cores

6

8

Efficiency Core Threads

6

1.7 GHz

Efficiency Core Base Frequency

1000 MHz

3.6 GHz

Efficiency Core Turbo Frequency

3.5 GHz

16

Total Core Count

8

24

Total Thread Count

10

100 MHz

Bus Frequency

100 MHz

23x

Multiplier

15.0

80 K per core

L1 Cache

112 KB per core

1280 K per core

L2 Cache

2 MB per core

30 MB shared

L3 Cache

10 MB shared

Yes

Unlocked Multiplier

No

-

SMP

1

Memory Parameters

DDR5-4800, DDR4-3200

Memory Types

LPDDR5X-7467,DDR5-5600

128 GB

Max Memory Size

-

2

Max Memory Channels

2

76.8 GB/s

Max Memory Bandwidth

120 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

-

300 MHz

GPU Base Frequency

-

1550 MHz

GPU Max Dynamic Frequency

-

256

Shader Units

-

16

Texture Units

-

8

Raster Operation Units

-

32

Execution Units

-

45 W

Power Consumption

-

0.74 TFLOPS

Graphics Performance

-

Miscellaneous

Intel Core i9 12900HX

Official Website

Intel Core Ultra 5 115U

5.0

PCIe Version

4

20

PCIe Lanes

12

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