CPU Comparison

A

AMD

AMD

AMD Ryzen Threadripper PRO 3955WX

CORE STATE Castle Peak

CORE SPECS 16 Cores / 32 Threads

CLOCK SPEED 3.9 Base / 4.3 GHz Turbo

CACHE 64 MB

MAX TDP 280W

ARCHITECTURE Zen 2

nm

PROCESS 7 nm

LAUNCH DATE 2020

VS

A

AMD

AMD

Ryzen Threadripper PRO 9985WX

CORE STATE Shimada Peak

CORE SPECS 64 Cores / 128 Threads

CLOCK SPEED 3.2 Base / 5.4 GHz Turbo

CACHE 256 MB (shared)

MAX TDP 350W

ARCHITECTURE Zen 5

nm

PROCESS 4 nm

LAUNCH DATE 2025

PERFORMANCE BENCHMARKS

cinebench_cinebench_r15_multicore

3,440

13,392

cinebench_cinebench_r15_singlecore

485

1,890

cinebench_cinebench_r20_multicore

14,335

55,800

cinebench_cinebench_r20_singlecore

2,023

7,877

cinebench_cinebench_r23_multicore

34,131

132,859

cinebench_cinebench_r23_singlecore

4,818

18,756

geekbench_multicore

12,523

N/A

geekbench_singlecore

1,684

N/A

passmark_data_compression

601,738

2,851,752

passmark_data_encryption

38,058

169,124

passmark_extended_instructions

38,952

204,637

passmark_find_prime_numbers

198

1,196

passmark_floating_point_math

77,979

538,413

passmark_integer_math

132,456

888,032

passmark_multithread

40,155

156,305

passmark_physics

2,460

19,284

passmark_random_string_sorting

63,758

352,614

passmark_single_thread

2,679

4,586

passmark_singlethread

2,679

4,586

DETAILED SPECIFICATIONS

SPECIFICATION

Threadripper PRO 3955WX

Threadripper PRO 9985WX

Core Specs

Cores

16

64 +300.0%

Threads

32

128 +300.0%

Base Clock (GHz)

3.9

3.2 -17.9%

Boost Clock (GHz)

4.3

5.4 +25.6%

Frequency (GHz)

3.9

3.2 -17.9%

Turbo Clock (GHz)

4.3

5.4 +25.6%

Multiplier

39

32 -17.9%

SMP CPUs

1

1 0.0%

Cache

L1 Cache

64 KB (per core)

64 KB (per core)

L2 Cache

512 KB (per core)

1 MB (per core)

L3 Cache

64 MB

256 MB (shared)

Power

TDP (W)

280

350 +25.0%

Architecture

Architecture

Zen 2

Zen 5

Codename

Castle Peak

Shimada Peak

Generation

Ryzen Threadripper (Zen 2 (Castle Peak))

Ryzen Threadripper (Zen 5 (Shimada Peak))

Process Size

7 nm

4 nm

Transistors

7,600 million

66,520 million

Die Size

2x 74 mm²

8x 70.6 mm²

Foundry

TSMC

TSMC

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

AMD Socket sTR5

Chipsets

—

WRX90, TRX50, Pro 695

PCIe

Gen 4, 128 Lanes(CPU only)

Gen 5, 128 Lanes(CPU only)

AMD Multi-Die

IO Process Size

14 nm

6 nm

Other

Market

Desktop

Server/Workstation

Production Status

Active

Active

Launch Price

$1149

$7999

Part Number

100-000000167

100-000000722

Package

sWRX8

FC-LGA4844

Tj Max

—

95°C

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