CPU Comparison

A

AMD

AMD

AMD Ryzen 7 7840U

CORE STATE Phoenix

CORE SPECS 8 Cores / 16 Threads

CLOCK SPEED 3.3 Base / 5.1 GHz Turbo

CACHE 16 MB (shared)

MAX TDP 28W

ARCHITECTURE Zen 4

nm

PROCESS 4 nm

LAUNCH DATE —

VS

i

Intel

INTEL

Core i5-11400F

CORE STATE Rocket Lake

CORE SPECS 6 Cores / 12 Threads

CLOCK SPEED 2.6 Base / 4.4 GHz Turbo

CACHE 12 MB (shared)

MAX TDP 65W

ARCHITECTURE Rocket Lake

nm

PROCESS 14 nm

LAUNCH DATE 2021

PERFORMANCE BENCHMARKS

3dmark_16_threads

5,427

5,619

3dmark_2_threads

1,729

1,691

3dmark_4_threads

3,029

3,171

3dmark_8_threads

4,583

4,691

3dmark_max_threads

5,402

5,652

3dmark_single_thread

932

868

cinebench_cinebench_r15_multicore

2,123

1,448

cinebench_cinebench_r15_singlecore

299

204

cinebench_cinebench_r20_multicore

8,846

6,036

cinebench_cinebench_r20_singlecore

1,248

852

cinebench_cinebench_r23_multicore

21,064

14,372

cinebench_cinebench_r23_singlecore

2,973

2,029

geekbench_multicore

8,766

7,579

geekbench_singlecore

2,077

1,979

passmark_data_compression

288,604

208,472

passmark_data_encryption

17,691

10,247

passmark_extended_instructions

20,432

14,976

passmark_find_prime_numbers

80

51

passmark_floating_point_math

51,767

34,127

passmark_integer_math

90,852

57,624

passmark_multithread

24,782

16,908

passmark_physics

1,256

842

passmark_random_string_sorting

33,757

24,124

passmark_single_thread

3,565

2,981

passmark_singlethread

3,565

2,981

DETAILED SPECIFICATIONS

SPECIFICATION

7 7840U

i5-11400F

Core Specs

Cores

8

6 -25.0%

Threads

16

12 -25.0%

Base Clock (GHz)

3.3

2.6 -21.2%

Boost Clock (GHz)

5.1

4.4 -13.7%

Frequency (GHz)

3.3

2.6 -21.2%

Turbo Clock (GHz)

5.1

4.4 -13.7%

Multiplier

33

26 -21.2%

SMP CPUs

1

1 0.0%

Cache

L1 Cache

64 KB (per core)

80 KB (per core)

L2 Cache

1 MB (per core)

512 KB (per core)

L3 Cache

16 MB (shared)

12 MB (shared)

Power

TDP (W)

28

65 +132.1%

Configurable TDP

15-30 W

—

Architecture

Architecture

Zen 4

Rocket Lake

Codename

Phoenix

Rocket Lake

Generation

Ryzen 7 (Zen 4 (Phoenix))

Core i5 (Rocket Lake-S)

Process Size

4 nm

14 nm

Transistors

25,000 million

—

Die Size

178 mm²

276 mm²

Foundry

TSMC

Intel

Memory

Memory Support

DDR5

DDR4

Memory Bus

Dual-channel

Dual-channel

Memory Bandwidth

89.6 GB/s

51.2 GB/s

ECC Memory

Yes

No

Platform

Socket

AMD Socket FP8

Intel Socket 1200

Chipsets

—

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

PCIe

Gen 4, 20 Lanes(CPU only)

Gen 4, 20 Lanes(CPU only)

Graphics

Integrated Graphics

Radeon 780M

—

Other

Market

Mobile

Desktop

Production Status

Active

End-of-life

Launch Price

—

$157

Part Number

100-000000829100-000000830100-000001131

SRKP1

Package

FP8, FP7, FP7r2

FC-LGA14A

Tj Max

100°C

100°C

View Ryzen 7 7840U Details View Core i5-11400F Details