CPU Comparison

i

Intel

INTEL

Intel Core i7-1260U

CORE STATE Alder Lake-U

CORE SPECS 10 Cores / 12 Threads

CLOCK SPEED 1100 Base / 4.7 GHz Turbo

CACHE 12 MB (shared)

MAX TDP 9W

ARCHITECTURE Alder Lake

nm

PROCESS 10 nm

LAUNCH DATE 2022

VS

i

Intel

INTEL

Core i9-11900KF

CORE STATE Rocket Lake

CORE SPECS 8 Cores / 16 Threads

CLOCK SPEED 3.5 Base / 5.3 GHz Turbo

CACHE 16 MB (shared)

MAX TDP 125W

ARCHITECTURE Rocket Lake

nm

PROCESS 14 nm

LAUNCH DATE 2021

PERFORMANCE BENCHMARKS

cinebench_cinebench_r15_multicore

1,177

2,116

cinebench_cinebench_r15_singlecore

166

298

cinebench_cinebench_r20_multicore

4,906

8,820

cinebench_cinebench_r20_singlecore

692

1,244

cinebench_cinebench_r23_multicore

11,681

21,000

cinebench_cinebench_r23_singlecore

1,649

2,964

geekbench_multicore

6,320

10,021

geekbench_singlecore

1,936

2,320

passmark_data_compression

152,217

325,688

passmark_data_encryption

9,480

15,623

passmark_extended_instructions

8,280

22,703

passmark_find_prime_numbers

67

66

passmark_floating_point_math

31,456

52,640

passmark_integer_math

45,887

89,023

passmark_multithread

14,011

24,708

passmark_physics

1,046

1,034

passmark_random_string_sorting

16,726

37,383

passmark_single_thread

3,153

3,527

passmark_singlethread

3,153

3,527

3dmark_16_threads

N/A

8,335

3dmark_2_threads

N/A

2,005

3dmark_4_threads

N/A

3,834

3dmark_8_threads

N/A

6,671

3dmark_max_threads

N/A

8,322

3dmark_single_thread

N/A

1,026

DETAILED SPECIFICATIONS

SPECIFICATION

i7-1260U

i9-11900KF

Core Specs

Cores

10

8 -20.0%

Threads

12

16 +33.3%

Base Clock (GHz)

1,100

3.5 -99.7%

Boost Clock (GHz)

4.7

5.3 +12.8%

Frequency (GHz)

1,100

3.5 -99.7%

Turbo Clock (GHz)

4.7

5.3 +12.8%

Multiplier

11

35 +218.2%

SMP CPUs

1

1 0.0%

Cache

L1 Cache

80 KB (per core)

80 KB (per core)

L2 Cache

1.25 MB (per core)

512 KB (per core)

L3 Cache

12 MB (shared)

16 MB (shared)

Power

TDP (W)

9

125 +1288.9%

PL1

9 W

—

PL2

29 W

—

Architecture

Architecture

Alder Lake

Rocket Lake

Codename

Alder Lake-U

Rocket Lake

Generation

Core i7 (Alder Lake-U)

Core i9 (Rocket Lake-S)

Process Size

10 nm

14 nm

Die Size

—

276 mm²

Foundry

Intel

Intel

Memory

Memory Support

DDR4, DDR5

DDR4

Memory Bus

Dual-channel

Dual-channel

Memory Bandwidth

—

51.2 GB/s

ECC Memory

No

No

Platform

Socket

Intel BGA 1781

Intel Socket 1200

Chipsets

—

H510, B560, H570, Q570, W580, Z590, Q470, H470, W480, Z490

PCIe

Gen 4

Gen 4, 20 Lanes(CPU only)

Intel Hybrid

Hybrid Cores

P-Cores: 2 E-Cores: 8

—

E-Core Frequency

800 MHz up to 3.5 GHz

—

Graphics

Integrated Graphics

Iris Xe 96EU

—

Other

Market

Mobile

Desktop

Production Status

Active

End-of-life

Launch Price

—

$513

Part Number

—

SRKNF

Package

FC-BGA

FC-LGA14A

Tj Max

100°C

100°C

View Core i7-1260U Details View Core i9-11900KF Details