AMD Ryzen Threadripper PRO 3945WX vs AMD Ryzen 7 5800X

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CPU comparison with benchmarks

-VS-

CPU lineage

AMD Ryzen Threadripper PRO 3945WX or AMD Ryzen Threadripper PRO 3945WX – which processor offers superior performance? In this comparison, we examine disparities and assess which of these two CPUs outperforms the other. We delve into technical specifications and benchmark outcomes.
The AMD Ryzen Threadripper PRO 3945WX features 12 processor cores and has the capability to manage 24 threads concurrently.
It was released in Q1/2021 and belongs to the 3 generation of the AMD Ryzen Threadripper PRO series.
To use the AMD Ryzen Threadripper PRO 3945WX, you'll need a motherboard with a WRX8 (sWRX8) socket.
The AMD Ryzen 7 5800X features 8 processor cores and has the capability to manage 16 threads concurrently.
It was released in Q4/2020 and belongs to the 4 generation of the AMD Ryzen 7 series.
To use the AMD Ryzen 7 5800X, you'll need a motherboard with a AM4 (PGA 1331) socket.
Desktop / Server Segment Desktop / Server
AMD Ryzen Threadripper PRO 3945WX Name AMD Ryzen 7 5800X
AMD Ryzen Threadripper PRO Family AMD Ryzen 7
3 Generation 4
AMD Ryzen Threadripper PRO 3000 Group AMD Ryzen 5000
 
 

CPU Cores and Base Frequency

The AMD Ryzen Threadripper PRO 3945WX has 12 CPU cores and can calculate 24 threads in parallel.
The clock frequency of the AMD Ryzen Threadripper PRO 3945WX is 4.0 GHz
and turbo frequency for one core is 4.3 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
The AMD Ryzen 7 5800X has 8 CPU cores and can calculate 16 threads in parallel.
The clock frequency of the AMD Ryzen 7 5800X is 3.8 GHz
and turbo frequency for one core is 4.7 GHz.
4.3 GHz Turbo Frequency (1 core) 4.7 GHz
Yes Overclocking Yes
normal Core architecture normal
4.0 GHz Frequency 3.8 GHz
24 Threads 16
None None 4.4 GHz
Yes Hyperthreading Yes
12 CPU Cores 8
12x Cores 8x
 
 

Internal Graphics

The AMD Ryzen Threadripper PRO 3945WX does not have integrated graphics.
The AMD Ryzen 7 5800X does not have integrated graphics.
-- GPU frequency --
-- Release date --
-- Direct X --
GPU name
-- Technology --
-- Max. displays --
-- Shaders --
0 bytes Max. GPU Memory 0 bytes
-- Execution units --
-- Generation --
-- GPU (Turbo) --
 
 

Artificial Intelligence and Machine Learning

-- AI specifications --
-- AI hardware --
 
 

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.
-- AVC --
-- VC-1 --
-- VP9 --
-- h265 / HEVC (10 bit) --
-- h264 --
-- VP8 --
-- h265 / HEVC (8 bit) --
-- JPEG --
-- AV1 --
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 2.0 TB distributed across 8 memory channels. It offers a peak memory bandwidth of 204.8 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
The processor supports a maximum memory capacity of 128.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 51.2 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
8 Memory channels 2
2.0 TB Max. Memory 128.0 GB
pci PCIe pci
Yes AES-NI Yes
Yes ECC Yes
204.8 GB/s Bandwidth 51.2 GB/s
DDR4-3200 Memory type DDR4-3200
 
 

Thermal Management

The processor has a thermal design power (TDP) of 280 W watts.
TDP indicates the cooling solution needed to effectively manage the processor's heat. It generally provides an approximate indication of the actual power consumption of the CPU itself.
The processor has a thermal design power (TDP) of 105 W watts.
95 °C Tjunction max 90 °C
280 W TDP (PL1 / PBP) 105 W
 
 

Technical details

The AMD Ryzen Threadripper PRO 3945WX is manufactured using a 7 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 64.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The AMD Ryzen 7 5800X is manufactured using a 7 nm process.
In total, this processor boasts a generous 32.0 MB cache.
Q1/2021 Release date Q4/2020
-- Part Number --
6.0 MB L2-Cache 4.0 MB
AMD-V, SVM Virtualization AMD-V, SVM
SSE4a, SSE4.1, SSE4.2, FMA3, AVX2 ISA extensions SSE4a, SSE4.1, SSE4.2, FMA3, AVX2
Chiplet Chip design Chiplet
Castle Peak (Zen 2) Architecture Vermeer (Zen 3)
7 nm Technology 7 nm
WRX8 (sWRX8) Socket AM4 (PGA 1331)
Windows 10, Linux, Windows 11 Operating systems Windows 10, Linux, Windows 11
-- Release price 449 $
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
64.0 MB L3-Cache 32.0 MB
 
 

Benchmarks

Geekbench 5, 64bit (Multi-Core)

AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.0 GHz
12828
12828
AMD Ryzen 7 5800X
8C 16T @ 3.8 GHz
11465
11465

Geekbench 6 (Multi-Core)

AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.0 GHz
11500
11500
AMD Ryzen 7 5800X
8C 16T @ 3.8 GHz
10940
10940

Geekbench 6 (Single-Core)

AMD Ryzen 7 5800X
8C 16T @ 3.8 GHz
2136
2136
AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.0 GHz
1652
1652

AMD Ryzen Threadripper PRO 3945WX and AMD Ryzen 7 5800X in leaderboards