CPU Comparison

i

Intel

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

VS

i

Intel

INTEL

Core Ultra 7 155U

CORE STATE Meteor Lake

CORE SPECS 12 Cores / 14 Threads

CLOCK SPEED 1700 Base / 4.8 GHz Turbo

CACHE 12 MB (shared)

MAX TDP 15W

ARCHITECTURE Meteor Lake

nm

PROCESS 7 nm

LAUNCH DATE 2023

PERFORMANCE BENCHMARKS

3dmark_16_threads

8,335

N/A

3dmark_2_threads

2,005

N/A

3dmark_4_threads

3,834

N/A

3dmark_8_threads

6,671

N/A

3dmark_max_threads

8,322

N/A

3dmark_single_thread

1,026

N/A

cinebench_cinebench_r15_multicore

2,116

1,404

cinebench_cinebench_r15_singlecore

298

198

cinebench_cinebench_r20_multicore

8,820

5,854

cinebench_cinebench_r20_singlecore

1,244

826

cinebench_cinebench_r23_multicore

21,000

13,940

cinebench_cinebench_r23_singlecore

2,964

1,968

geekbench_multicore

10,021

N/A

geekbench_singlecore

2,320

N/A

passmark_data_compression

325,688

177,122

passmark_data_encryption

15,623

11,333

passmark_extended_instructions

22,703

9,903

passmark_find_prime_numbers

66

65

passmark_floating_point_math

52,640

40,256

passmark_integer_math

89,023

57,564

passmark_multithread

24,708

16,382

passmark_physics

1,034

1,084

passmark_random_string_sorting

37,383

19,767

passmark_single_thread

3,527

3,372

passmark_singlethread

3,527

3,372

DETAILED SPECIFICATIONS

SPECIFICATION

i9-11900KF

Ultra 7 155U

Core Specs

Cores

8

12 +50.0%

Threads

16

14 -12.5%

Base Clock (GHz)

3.5

1,700 +48471.4%

Boost Clock (GHz)

5.3

4.8 -9.4%

Frequency (GHz)

3.5

1,700 +48471.4%

Turbo Clock (GHz)

5.3

4.8 -9.4%

Multiplier

35

17 -51.4%

SMP CPUs

1

1 0.0%

Cache

L1 Cache

80 KB (per core)

112 KB (per core)

L2 Cache

512 KB (per core)

2 MB (per core)

L3 Cache

16 MB (shared)

12 MB (shared)

Power

TDP (W)

125

15 -88.0%

Architecture

Architecture

Rocket Lake

Meteor Lake

Codename

Rocket Lake

Meteor Lake

Generation

Core i9 (Rocket Lake-S)

Ultra 7 (Meteor Lake)

Process Size

14 nm

7 nm

Die Size

276 mm²

—

Foundry

Intel

Intel

Memory

Memory Support

DDR4

DDR5 Depends on motherboard

Memory Bus

Dual-channel

Dual-channel

Memory Bandwidth

51.2 GB/s

89.6 GB/s

ECC Memory

No

No

Platform

Socket

Intel Socket 1200

Intel BGA 2049

Chipsets

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

—

PCIe

Gen 4, 20 Lanes(CPU only)

Gen 4, 12 Lanes(CPU only)

Intel Hybrid

Hybrid Cores

—

P-Cores: 2 E-Cores: 10

E-Core Frequency

—

1200 MHz up to 3.8 GHz

LP E-Cores

—

2

AI/NPU

NPU

—

Yes / 11 TOPS

Graphics

Integrated Graphics

—

Arc Xe-LPG 64EU

Other

Market

Desktop

Mobile

Production Status

End-of-life

Active

Launch Price

$513

$490

Part Number

SRKNF

SRN6B

Package

FC-LGA14A

FC-BGA

Tj Max

100°C

110°C

View Core i9-11900KF Details View Core Ultra 7 155U Details