CPU Comparison

A

AMD

AMD

AMD Ryzen 9 3900

CORE STATE Matisse

CORE SPECS 12 Cores / 24 Threads

CLOCK SPEED 3.1 Base / 4.3 GHz Turbo

CACHE 64 MB

MAX TDP 65W

ARCHITECTURE Zen 2

nm

PROCESS 7 nm

LAUNCH DATE 2019

VS

i

Intel

INTEL

Xeon 6521P

CORE STATE Granite Rapids

CORE SPECS 24 Cores / 48 Threads

CLOCK SPEED 2.6 Base / 4.1 GHz Turbo

CACHE 144 MB (shared)

MAX TDP 225W

ARCHITECTURE Granite Rapids

nm

PROCESS 5 nm

LAUNCH DATE 2025

PERFORMANCE BENCHMARKS

cinebench_cinebench_r15_multicore

2,619

4,966

cinebench_cinebench_r15_singlecore

369

701

cinebench_cinebench_r20_multicore

10,914

20,695

cinebench_cinebench_r20_singlecore

1,540

2,921

cinebench_cinebench_r23_multicore

25,988

49,274

cinebench_cinebench_r23_singlecore

3,669

6,956

passmark_data_compression

413,887

840,355

passmark_data_encryption

26,657

47,452

passmark_extended_instructions

26,073

57,751

passmark_find_prime_numbers

203

437

passmark_floating_point_math

56,730

155,294

passmark_integer_math

97,698

214,076

passmark_multithread

30,586

57,970

passmark_physics

1,617

4,105

passmark_random_string_sorting

44,902

98,119

passmark_single_thread

2,604

2,829

passmark_singlethread

2,604

2,829

DETAILED SPECIFICATIONS

SPECIFICATION

9 3900

6521P

Core Specs

Cores

12

24 +100.0%

Threads

24

48 +100.0%

Base Clock (GHz)

3.1

2.6 -16.1%

Boost Clock (GHz)

4.3

4.1 -4.7%

Frequency (GHz)

3.1

2.6 -16.1%

Turbo Clock (GHz)

4.3

4.1 -4.7%

Multiplier

31

26 -16.1%

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

64 MB

144 MB (shared)

Power

TDP (W)

65

225 +246.2%

PPT

88 W

—

Architecture

Architecture

Zen 2

Granite Rapids

Codename

Matisse

Granite Rapids

Generation

Ryzen 9 (Zen 2 (Matisse))

Xeon 6 (Granite Rapids-SP)

Process Size

7 nm

5 nm

Transistors

7,600 million

—

Die Size

2x 74 mm²

598 mm²

Foundry

TSMC

Intel

Memory

Memory Support

DDR4

DDR5

Memory Bus

Dual-channel

Eight-channel

Memory Bandwidth

51.2 GB/s

409.6 GB/s

ECC Memory

No

Yes

Platform

Socket

AMD Socket AM4

Intel Socket 4710

Chipsets

A300, X300, A320, B350, X370, B450, X470, A520, B550, X570

—

PCIe

Gen 4, 24 Lanes(CPU only)

Gen 5, 136 Lanes(CPU only)

AMD Multi-Die

IO Process Size

12 nm

10 nm

Interconnect

CXL

—

Gen 2.0, 64 Lanes (Shared with PCI-E)

Other

Market

Desktop

Server/Workstation

Production Status

Active

Active

Launch Price

$499

$1250

Part Number

100-000000070

SRVNS

Package

µOPGA-1331

FC-LGA18N

Tj Max

95°C

100°C

Bundled Cooler

—

None

View Ryzen 9 3900 Details View Xeon 6521P Details