CPU Comparison

A

AMD

AMD

AMD EPYC 7643P

CORE STATE Milan

CORE SPECS 48 Cores / 96 Threads

CLOCK SPEED 2.3 Base / 3.6 GHz Turbo

CACHE 256 MB (shared)

MAX TDP 225W

ARCHITECTURE Zen 3

nm

PROCESS 7 nm

LAUNCH DATE 2023

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

cinebench_cinebench_r15_multicore

6,623

1,404

cinebench_cinebench_r15_singlecore

934

198

cinebench_cinebench_r20_multicore

27,598

5,854

cinebench_cinebench_r20_singlecore

3,895

826

cinebench_cinebench_r23_multicore

65,710

13,940

cinebench_cinebench_r23_singlecore

9,276

1,968

passmark_data_compression

1,326,051

177,122

passmark_data_encryption

95,606

11,333

passmark_extended_instructions

67,398

9,903

passmark_find_prime_numbers

651

65

passmark_floating_point_math

216,592

40,256

passmark_integer_math

390,775

57,564

passmark_multithread

77,307

16,382

passmark_physics

8,002

1,084

passmark_random_string_sorting

160,274

19,767

passmark_single_thread

2,655

3,372

passmark_singlethread

2,655

3,372

DETAILED SPECIFICATIONS

SPECIFICATION

EPYC 7643P

Ultra 7 155U

Core Specs

Cores

48

12 -75.0%

Threads

96

14 -85.4%

Base Clock (GHz)

2.3

1,700 +73813.0%

Boost Clock (GHz)

3.6

4.8 +33.3%

Frequency (GHz)

2.3

1,700 +73813.0%

Turbo Clock (GHz)

3.6

4.8 +33.3%

Multiplier

23

17 -26.1%

SMP CPUs

1

1 0.0%

Cache

L1 Cache

64 KB (per core)

112 KB (per core)

L2 Cache

512 KB (per core)

2 MB (per core)

L3 Cache

256 MB (shared)

12 MB (shared)

Power

TDP (W)

225

15 -93.3%

Configurable TDP

240 W

—

Architecture

Architecture

Zen 3

Meteor Lake

Codename

Milan

Meteor Lake

Generation

EPYC (Zen 3 (Milan))

Ultra 7 (Meteor Lake)

Process Size

7 nm

7 nm

Transistors

33,200 million

—

Die Size

8x 81 mm²

—

Foundry

TSMC

Intel

Memory

Memory Support

DDR4

DDR5 Depends on motherboard

Memory Bus

Eight-channel

Dual-channel

Memory Bandwidth

204.8 GB/s

89.6 GB/s

ECC Memory

Yes

No

Platform

Socket

AMD Socket SP3

Intel BGA 2049

PCIe

Gen 4, 128 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

AMD Multi-Die

CCDs

8

—

Cores per CCD

8

—

IO Process Size

12 nm

—

AI/NPU

NPU

—

Yes / 11 TOPS

Graphics

Integrated Graphics

—

Arc Xe-LPG 64EU

Other

Market

Server/Workstation

Mobile

Production Status

Active

Active

Launch Price

$2722

$490

Part Number

100-000001285

SRN6B

Package

FCLGA-4094

FC-BGA

Tj Max

—

110°C

View EPYC 7643P Details View Core Ultra 7 155U Details