CPU Comparison

A

AMD

AMD

AMD EPYC 7643

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 2021

VS

i

Intel

INTEL

Xeon 6353P

CORE STATE Raptor Lake-R

CORE SPECS 8 Cores / 16 Threads

CLOCK SPEED 2.7 Base / 5.4 GHz Turbo

CACHE 24 MB (shared)

MAX TDP 65W

ARCHITECTURE Raptor Lake

nm

PROCESS 10 nm

LAUNCH DATE 2025

PERFORMANCE BENCHMARKS

cinebench_cinebench_r15_multicore

6,515

2,370

cinebench_cinebench_r15_singlecore

919

334

cinebench_cinebench_r20_multicore

27,149

9,875

cinebench_cinebench_r20_singlecore

3,832

1,393

cinebench_cinebench_r23_multicore

64,642

23,512

cinebench_cinebench_r23_singlecore

9,126

3,319

passmark_data_compression

N/A

328,961

passmark_data_encryption

N/A

17,252

passmark_extended_instructions

N/A

21,777

passmark_find_prime_numbers

N/A

105

passmark_floating_point_math

N/A

68,983

passmark_integer_math

N/A

94,363

passmark_multithread

N/A

27,662

passmark_physics

N/A

1,411

passmark_random_string_sorting

N/A

33,077

passmark_single_thread

N/A

4,200

passmark_singlethread

N/A

4,200

DETAILED SPECIFICATIONS

SPECIFICATION

EPYC 7643

6353P

Core Specs

Cores

48

8 -83.3%

Threads

96

16 -83.3%

Base Clock (GHz)

2.3

2.7 +17.4%

Boost Clock (GHz)

3.6

5.4 +50.0%

Frequency (GHz)

2.3

2.7 +17.4%

Turbo Clock (GHz)

3.6

5.4 +50.0%

Multiplier

23

27 +17.4%

SMP CPUs

2

1 -50.0%

Cache

L1 Cache

64 KB (per core)

80 KB (per core)

L2 Cache

512 KB (per core)

2 MB (per core)

L3 Cache

256 MB (shared)

24 MB (shared)

Power

TDP (W)

225

65 -71.1%

Configurable TDP

240 W

—

Architecture

Architecture

Zen 3

Raptor Lake

Codename

Milan

Raptor Lake-R

Generation

EPYC (Zen 3 (Milan))

Xeon 6 (Raptor Lake Refresh)

Process Size

7 nm

10 nm

Transistors

33,200 million

—

Die Size

8x 81 mm²

257 mm²

Foundry

TSMC

Intel

Memory

Memory Support

DDR4

DDR4, DDR5

Memory Bus

Eight-channel

Dual-channel

Memory Bandwidth

204.8 GB/s

—

ECC Memory

Yes

Yes

DDR4 Speed

—

3200 MT/s

DDR5 Speed

—

4800 MT/s

Platform

Socket

AMD Socket SP3

Intel Socket 1700

Chipsets

—

C262, C266

PCIe

Gen 4, 128 Lanes(CPU only)

Gen 5, 16 Lanes(CPU only)

AMD Multi-Die

CCDs

8

—

Cores per CCD

6

—

IO Process Size

12 nm

—

Other

Market

Server/Workstation

Server/Workstation

Production Status

Active

Active

Launch Price

$4995

$426

Part Number

100-000000326100-100000326WOF

SRPLS

Package

FCLGA-4094

FC-LGA16A

Tj Max

—

100°C

View EPYC 7643 Details View Xeon 6353P Details