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CPU
AMD

AMD Ryzen Threadripper PRO 3945WX

Processor Released

CPU cores
12
CPU threads
24
Maximum boost clock
4.3 GHz
Thermal design power
280 W

Benchmark results

  • PassMark · version unreported · cpuMark33,417*Platform unreported Compare results
  • PassMark · version unreported · threadMark2,708*Platform unreported Compare results
  • PassMark CPU Mark · version unreported · CPU Mark33,732* pointsPlatform unreported Compare results

Processing & platform

CPU cores
12
CPU threads
24
Base clock
4 GHz
CPU reference clock
100 MHz*
L1 cache
768 KB*
Reported CPU clock
4 GHz*
Maximum boost clock
4.3 GHz
L3 cache
64 MB
L2 cache
6 MB
Socket / package
Reported value 1: Socket WRX8*
Reported value 2: sWRX8*
Reported value 3: sWRX8*
Reported value 4: AMD Socket WRX8*
Manufacturing process
TSMC 7nm FinFET
Process node
7 nm
Reported chip die area
74 mm²*
Chip/package TDP
280 W*
Transistors
3,800 million*

Cache hierarchy

  • L3 / total
    Level
    L3
    Scope
    total
    Size
    64 MB

Memory & storage

Memory channels
8
Video memory type
DDR4*
Rated memory bandwidth
204.80 GB/s*

Supported memory

  • DDR4*

CPU memory support

  • DDR4
    Variant / details
    Up to 3200 MT/s
    Technology
    DDR4
    Transfer rate
    3,200 MT/s

Power specifications

Thermal design power
280 W

System configuration

Detailed specifications

Specifications 1 · 24 fields
Name
AMD Ryzen™ Threadripper™ PRO 3945WX*
L3 Cache
64* MB
Default TDP
280* W
L1 Cache
768* KB
Processor Technology for CPU Cores
TSMC 7nm FinFET*
Unlocked for Overclocking
No*
Family
Ryzen Threadripper PRO*
Max. Operating Temperature (Tjmax)
90* °C
Launch Date
7/14/2020*
*OS Support
Windows 10 - 64-Bit Edition , Windows 11 - 64-Bit Edition*
PCI Express® Version
PCIe® 4.0*
System Memory Type
DDR4*
Memory Channels
8*
System Memory Specification
Up to 3200 MT/s*
Graphics Model
Discrete Graphics Card Required*
Series
Ryzen Threadripper PRO 3000 WX-Series*
Product ID Tray
100-000000168*
Supported Technologies
AMD Zen Core Architecture*
Form Factor
Desktops*
# of CPU Cores
12*
# of Threads
24*
Max. Boost Clock
4.3* GHz
Scope and conditions
source_native_row_context
Qualification
Up to*
Original declaration
Up to 4.3 GHz*
Base Clock
4* GHz
L2 Cache
6* MB
Specifications 2 · 9 fields
Release
Jul 14th, 2020*
Name
Ryzen Threadripper PRO 3945WX*
Codename
Castle Peak*
Cores
12 / 24*
Clock
4 to 4.3 GHz*
Socket
Socket WRX8*
Process
7* nm
L3 Cache
64MB*
TDP
280* W
Specifications 3 · 25 fields
*OS Support
Windows 10 - 64-Bit Edition *Operating System (OS) support will vary by manufacturer.*
Scope and conditions
native_context
member
amd-cpus.csv*
row
85*
# of CPU Cores
12*
Scope and conditions
native_context
member
amd-cpus.csv*
row
85*
# of Threads
24*
Scope and conditions
native_context
member
amd-cpus.csv*
row
85*
Base Clock
4.0GHz*
Scope and conditions
native_context
member
amd-cpus.csv*
row
85*
Default TDP
280W*
Scope and conditions
native_context
member
amd-cpus.csv*
row
85*
Family
AMD Ryzen™ PRO Processors*
Scope and conditions
native_context
member
amd-cpus.csv*
row
85*
Graphics Model
Discrete Graphics Card Required*
Scope and conditions
native_context
member
amd-cpus.csv*
row
85*
L1 Cache
768KB*
Scope and conditions
native_context
member
amd-cpus.csv*
row
85*
L2 Cache
6MB*
Scope and conditions
native_context
member
amd-cpus.csv*
row
85*
L3 Cache
64MB*
Scope and conditions
native_context
member
amd-cpus.csv*
row
85*
Launch Date
7/14/2020*
Scope and conditions
native_context
member
amd-cpus.csv*
row
85*
Line
AMD Ryzen™ Threadripper™ PRO Processors*
Scope and conditions
native_context
member
amd-cpus.csv*
row
85*
Max. Boost Clock ¹ ²
Up to 4.3GHz*
Scope and conditions
native_context
member
amd-cpus.csv*
row
85*
Max. Operating Temperature (Tjmax)
90°C*
Scope and conditions
native_context
member
amd-cpus.csv*
row
85*
Memory Channels
8*
Scope and conditions
native_context
member
amd-cpus.csv*
row
85*
Model
AMD Ryzen™ Threadripper™ PRO 3945WX*
Scope and conditions
native_context
member
amd-cpus.csv*
row
85*
PCI Express® Version
PCIe 4.0*
Scope and conditions
native_context
member
amd-cpus.csv*
row
85*
Platform
Desktop*
Scope and conditions
native_context
member
amd-cpus.csv*
row
85*
Processor Technology for CPU Cores
TSMC 7nm FinFET*
Scope and conditions
native_context
member
amd-cpus.csv*
row
85*
Product ID Tray
100-000000168*
Scope and conditions
native_context
member
amd-cpus.csv*
row
85*
Socket Count
1P*
Scope and conditions
native_context
member
amd-cpus.csv*
row
85*
Supported Technologies
AMD "Zen" Core Architecture*
Scope and conditions
native_context
member
amd-cpus.csv*
row
85*
System Memory Specification
Up to 3200MHz*
Scope and conditions
native_context
member
amd-cpus.csv*
row
85*
System Memory Type
DDR4*
Scope and conditions
native_context
member
amd-cpus.csv*
row
85*
Unlocked for Overclocking
No*
Scope and conditions
native_context
member
amd-cpus.csv*
row
85*
Specifications 4 · 12 fields
name
AMD Ryzen Threadripper PRO 3945WX*
cores
12*
logicals
2*
samples
77*
price
0*
tdp
280*
date
2020-09-01*
socket
sWRX8*
category
Desktop, Server*
speed
4,000*
turbo
4,300*
cpuCount
1*
Specifications 5 · 35 fields
name
Ryzen Threadripper PRO 3945WX*
Release Date
Jul 14th, 2020*
Part#
100-000000168*
Frequency
4* GHz
Turbo Clock
up to 4.3 GHz*
I/O Process Size
14* nm
I/O Die Size
416* mm²
Base Clock
100* MHz
Multiplier
40.0x*
Multiplier Unlocked
No*
Codename
Castle Peak*
Socket
AMD Socket WRX8*
Generation
Ryzen Threadripper (Zen 2 (Castle Peak))*
Memory Support
DDR4*
ECC Memory
Yes*
# of Cores
12*
# of Threads
24*
SMP # CPUs
1*
Cache L1
64 KB (per core)*
Cache L2
512 KB (per core)*
Features
MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AES, AVX, AVX2, BMI1, BMI2, SHA, F16C, FMA3, AMD64, EVP, AMD-V, SMAP, SMEP, SMT, Precision Boost 2, XFR 2*
Foundry
TSMC*
Rated Speed
3,200* MT/s
Memory Bus
Eight-channel*
Memory Bandwidth
204.8* GB/s
PCI-Express
Gen 4, 128 Lanes (CPU only)*
Process Size
7* nm
Cache L3
64* MB
tCaseMax
95°C*
Transistors
7,600 million*
FP32
2,476.8 GFLOPS*
Die Size
2x 74 mm²*
Package
sWRX8*
Market
Server/Workstation*
Production Status
Active*
Specifications 6 · 2 fields
brand
AMD*
name
AMD Ryzen Threadripper PRO 3945WX*
Specifications 7 · 10 fields
Foundry
TSMC*
Vendor
AMD*
Product
AMD Ryzen Threadripper PRO 3945WX*
Type
CPU*
Release Date
2020-07-14*
Process Size (nm)
7* nm
TDP (W)
280* W
Die Size (mm^2)
74* mm²
Transistors (million)
3,800*
Freq (MHz)
4,000* MHz
Specifications 8 · 18 fields
cache l2
6,144*
cache l3
65,536*
tdp
280*
product line
AMD Ryzen Threadripper PRO Processors*
memory type
DDR4*
vertical segment
Desktop*
max temp
90*
max memory speed
3,200*
cores
12*
manufacturer Processor benchmark result
amd*
threads
24*
name
AMD Ryzen Threadripper PRO 3945WX*
rating Processor benchmark result
33,732*
launch date
2020-07-14*
lithography
7*
base frequency
4,000*
turbo frequency
4,300*
cache l1
768*
Specifications 9 · 9 fields
cpuName
AMD Ryzen Threadripper PRO 3945WX*
Scope and conditions
benchmark_context
suite
PassMark*
test_configuration_verified
No*
comparable
No*
testDate
2,020*
Scope and conditions
benchmark_context
suite
PassMark*
test_configuration_verified
No*
comparable
No*
socket
sWRX8*
Scope and conditions
benchmark_context
suite
PassMark*
test_configuration_verified
No*
comparable
No*
category
Desktop*
Scope and conditions
benchmark_context
suite
PassMark*
test_configuration_verified
No*
comparable
No*
cpuMark
33,417*
Scope and conditions
benchmark_context
suite
PassMark*
test_configuration_verified
No*
comparable
No*
threadMark
2,708*
Scope and conditions
benchmark_context
suite
PassMark*
test_configuration_verified
No*
comparable
No*
TDP
280*
Scope and conditions
benchmark_context
suite
PassMark*
test_configuration_verified
No*
comparable
No*
powerPerf
119.35*
Scope and conditions
benchmark_context
suite
PassMark*
test_configuration_verified
No*
comparable
No*
cores
12*
Scope and conditions
benchmark_context
suite
PassMark*
test_configuration_verified
No*
comparable
No*
Specifications 10 · 21 fields
model
AMD Ryzen™ Threadripper™ PRO 3945WX*
L3Cache
64*
processTech
7*
PCIeVersion
4*
defaultTDP
280*
tjMax
90*
sysMemType
DDR4*
sysMemSpecs
3,200*
memChannels
8*
launchDate
2,020*
unlocked
No*
platform
Desktop*
socketCount
1P*
family
AMD Ryzen™ PRO Processors*
line
AMD Ryzen™ Threadripper™ PRO Processors*
numCores
12*
numThreads
24*
baseClock
4*
maxboostClock
4.3*
L1Cache
768*
L2Cache
6*

* Provisional data