CPU Comparison

A

AMD

AMD

AMD Ryzen Threadripper PRO 3995WX

CORE STATE Castle Peak

CORE SPECS 64 Cores / 128 Threads

CLOCK SPEED 2.7 Base / 4.2 GHz Turbo

CACHE 256 MB

MAX TDP 280W

ARCHITECTURE Zen 2

nm

PROCESS 7 nm

LAUNCH DATE 2020

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

7,190

4,966

cinebench_cinebench_r15_singlecore

1,014

701

cinebench_cinebench_r20_multicore

29,961

20,695

cinebench_cinebench_r20_singlecore

4,229

2,921

cinebench_cinebench_r23_multicore

71,338

49,274

cinebench_cinebench_r23_singlecore

10,071

6,956

geekbench_multicore

14,092

N/A

geekbench_singlecore

1,577

N/A

passmark_data_compression

1,841,292

840,355

passmark_data_encryption

124,433

47,452

passmark_extended_instructions

106,423

57,751

passmark_find_prime_numbers

566

437

passmark_floating_point_math

277,715

155,294

passmark_integer_math

490,116

214,076

passmark_multithread

83,928

57,970

passmark_physics

5,498

4,105

passmark_random_string_sorting

188,574

98,119

passmark_single_thread

2,595

2,829

passmark_singlethread

2,595

2,829

DETAILED SPECIFICATIONS

SPECIFICATION

Threadripper PRO 3995WX

6521P

Core Specs

Cores

64

24 -62.5%

Threads

128

48 -62.5%

Base Clock (GHz)

2.7

2.6 -3.7%

Boost Clock (GHz)

4.2

4.1 -2.4%

Frequency (GHz)

2.7

2.6 -3.7%

Turbo Clock (GHz)

4.2

4.1 -2.4%

Multiplier

27

26 -3.7%

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

144 MB (shared)

Power

TDP (W)

280

225 -19.6%

Architecture

Architecture

Zen 2

Granite Rapids

Codename

Castle Peak

Granite Rapids

Generation

Ryzen Threadripper (Zen 2 (Castle Peak))

Xeon 6 (Granite Rapids-SP)

Process Size

7 nm

5 nm

Transistors

30,400 million

—

Die Size

8x 74 mm²

598 mm²

Foundry

TSMC

Intel

Memory

Memory Support

DDR4

DDR5

Memory Bus

Eight-channel

Eight-channel

Memory Bandwidth

204.8 GB/s

409.6 GB/s

ECC Memory

Yes

Yes

Platform

Socket

AMD Socket WRX8

Intel Socket 4710

PCIe

Gen 4, 128 Lanes(CPU only)

Gen 5, 136 Lanes(CPU only)

AMD Multi-Die

IO Process Size

14 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

$5489

$1250

Part Number

100-000000087100-100000087WOF

SRVNS

Package

sWRX8

FC-LGA18N

Tj Max

—

100°C

Bundled Cooler

—

None

View Ryzen Threadripper PRO 3995WX Details View Xeon 6521P Details