CPU Comparison

A

AMD

AMD

AMD EPYC 7663

CORE STATE Milan

CORE SPECS 56 Cores / 112 Threads

CLOCK SPEED 2000 Base / 3.5 GHz Turbo

CACHE 256 MB (shared)

MAX TDP 240W

ARCHITECTURE Zen 3

nm

PROCESS 7 nm

LAUNCH DATE 2021

VS

A

AMD

AMD

EPYC 8124P

CORE STATE Siena

CORE SPECS 16 Cores / 32 Threads

CLOCK SPEED 2.45 Base / 3 GHz Turbo

CACHE 64 MB (shared)

MAX TDP 125W

ARCHITECTURE Zen 4c

nm

PROCESS 5 nm

LAUNCH DATE 2023

PERFORMANCE BENCHMARKS

cinebench_cinebench_r15_multicore

7,032

3,085

cinebench_cinebench_r15_singlecore

992

435

cinebench_cinebench_r20_multicore

29,304

12,856

cinebench_cinebench_r20_singlecore

4,137

1,814

cinebench_cinebench_r23_multicore

69,773

30,611

cinebench_cinebench_r23_singlecore

9,850

4,321

passmark_data_compression

1,447,020

468,411

passmark_data_encryption

111,725

30,743

passmark_extended_instructions

73,719

29,666

passmark_find_prime_numbers

676

222

passmark_floating_point_math

251,535

72,395

passmark_integer_math

468,096

123,513

passmark_multithread

82,087

36,014

passmark_physics

8,020

3,356

passmark_random_string_sorting

184,367

64,067

passmark_single_thread

2,606

2,271

passmark_singlethread

2,606

2,271

DETAILED SPECIFICATIONS

SPECIFICATION

EPYC 7663

EPYC 8124P

Core Specs

Cores

56

16 -71.4%

Threads

112

32 -71.4%

Base Clock (GHz)

2,000

2.45 -99.9%

Boost Clock (GHz)

3.5

3 -14.3%

Frequency (GHz)

2,000

2.45 -99.9%

Turbo Clock (GHz)

3.5

3 -14.3%

Multiplier

20

24.5 +22.5%

SMP CPUs

2

1 -50.0%

Cache

L1 Cache

64 KB (per core)

64 KB (per core)

L2 Cache

512 KB (per core)

1 MB (per core)

L3 Cache

256 MB (shared)

64 MB (shared)

Power

TDP (W)

240

125 -47.9%

Configurable TDP

225 W

120-150 W

Architecture

Architecture

Zen 3

Zen 4c

Codename

Milan

Siena

Generation

EPYC (Zen 3 (Milan))

EPYC (Zen 4c (Siena))

Process Size

7 nm

5 nm

Transistors

33,200 million

17,750 million

Die Size

8x 81 mm²

2x 73 mm²

Foundry

TSMC

TSMC

Memory

Memory Support

DDR4

DDR5

Memory Bus

Eight-channel

Six-channel

Memory Bandwidth

204.8 GB/s

230.4 GB/s

ECC Memory

Yes

Yes

Platform

Socket

AMD Socket SP3

AMD Socket SP6

PCIe

Gen 4, 128 Lanes(CPU only)

Gen 5, 96 Lanes(CPU only)

AMD Multi-Die

CCDs

8

—

Cores per CCD

7

—

IO Process Size

12 nm

6 nm

Other

Market

Server/Workstation

Server/Workstation

Production Status

Active

Active

Launch Price

$6366

$639

Part Number

100-000000318100-100000318WOF

100-000001135

Package

FCLGA-4094

FC-LGA4844

Bundled Cooler

—

None

View EPYC 7663 Details View EPYC 8124P Details