CPU Comparison

i

Intel

INTEL

Intel Core i5-1240U

CORE STATE Alder Lake-U

CORE SPECS 10 Cores / 12 Threads

CLOCK SPEED 1100 Base / 4.4 GHz Turbo

CACHE 12 MB (shared)

MAX TDP 9W

ARCHITECTURE Alder Lake

nm

PROCESS 10 nm

LAUNCH DATE 2022

VS

i

Intel

INTEL

Core i9-12900KF

CORE STATE Alder Lake-S

CORE SPECS 16 Cores / 24 Threads

CLOCK SPEED 3.2 Base / 5.2 GHz Turbo

CACHE 30 MB (shared)

MAX TDP 125W

ARCHITECTURE Alder Lake

nm

PROCESS 10 nm

LAUNCH DATE 2021

PERFORMANCE BENCHMARKS

cinebench_cinebench_r15_multicore

1,148

3,510

cinebench_cinebench_r15_singlecore

162

495

cinebench_cinebench_r20_multicore

4,785

14,626

cinebench_cinebench_r20_singlecore

675

2,064

cinebench_cinebench_r23_multicore

11,395

34,825

cinebench_cinebench_r23_singlecore

1,608

4,916

passmark_data_compression

143,102

537,785

passmark_data_encryption

8,964

29,502

passmark_extended_instructions

7,932

33,779

passmark_find_prime_numbers

63

142

passmark_floating_point_math

29,726

105,558

passmark_integer_math

44,968

138,932

passmark_multithread

13,406

40,970

passmark_physics

981

2,098

passmark_random_string_sorting

15,996

57,177

passmark_single_thread

3,239

4,144

passmark_singlethread

3,239

4,144

3dmark_16_threads

N/A

9,860

3dmark_2_threads

N/A

2,112

3dmark_4_threads

N/A

4,132

3dmark_8_threads

N/A

7,551

3dmark_max_threads

N/A

11,586

3dmark_single_thread

N/A

1,069

geekbench_multicore

N/A

14,895

geekbench_singlecore

N/A

2,600

DETAILED SPECIFICATIONS

SPECIFICATION

i5-1240U

i9-12900KF

Core Specs

Cores

10

16 +60.0%

Threads

12

24 +100.0%

Base Clock (GHz)

1,100

3.2 -99.7%

Boost Clock (GHz)

4.4

5.2 +18.2%

Frequency (GHz)

1,100

3.2 -99.7%

Turbo Clock (GHz)

4.4

5.2 +18.2%

Multiplier

11

32 +190.9%

SMP CPUs

1

1 0.0%

Cache

L1 Cache

80 KB (per core)

80 KB (per core)

L2 Cache

1.25 MB (per core)

1.25 MB (per core)

L3 Cache

12 MB (shared)

30 MB (shared)

Power

TDP (W)

9

125 +1288.9%

PL1

9 W

241W

PL2

29 W

241W

Architecture

Architecture

Alder Lake

Alder Lake

Codename

Alder Lake-U

Alder Lake-S

Generation

Core i5 (Alder Lake-U)

Core i9 (Alder Lake-S)

Process Size

10 nm

10 nm

Die Size

—

215 mm²

Foundry

Intel

Intel

Memory

Memory Support

DDR4, DDR5

DDR4, DDR5

Memory Bus

Dual-channel

Dual-channel

ECC Memory

No

No

DDR4 Speed

—

3200 MT/s

DDR5 Speed

—

4800 MT/s

Platform

Socket

Intel BGA 1781

Intel Socket 1700

Chipsets

—

Z690, H670, B660, H610

PCIe

Gen 4

Gen 4, 20 Lanes(CPU only)

Intel Hybrid

Hybrid Cores

P-Cores: 2 E-Cores: 8

P-Cores: 8 E-Cores: 8

E-Core Frequency

800 MHz up to 3.3 GHz

1800 MHz up to 3.8 GHz

Graphics

Integrated Graphics

Iris Xe 80EU

—

Other

Market

Mobile

Desktop

Production Status

Active

Active

Launch Price

—

$564

Part Number

—

SRL4J

Package

FC-BGA

FC-LGA16A

Tj Max

100°C

100°C

View Core i5-1240U Details View Core i9-12900KF Details