AMD Ryzen 9 5900X vs AMD Ryzen 9 3900X

AMD Ryzen 9 5900X
AMD Socket AM4DESKTOP
3700 MHz / Cores: 12 / Nov 2020
AMD Ryzen 9 5900X
AMD Ryzen 9 3900X
AMD Socket AM4DESKTOP
3800 MHz / Cores: 12 / Dec 2019
AMD Ryzen 9 3900X

Summary

Synthetic performance index

  • AMD Ryzen 9 5900X
    124%
  • AMD Ryzen 9 3900X
    100%

Relative performance

Single thread performance index

  • AMD Ryzen 9 5900X
    132%
  • AMD Ryzen 9 3900X
    100%

Relative performance

Multi thread performance index

  • AMD Ryzen 9 5900X
    117%
  • AMD Ryzen 9 3900X
    100%

Relative performance

Reasons to consider AMD Ryzen 9 5900X

Much higher single threaded performance (around 32% higher), makes a noticeable performance difference in gaming and the majority of applications.
17% higher multi threaded performance.
Around 24% higher average synthetic performance.

Reasons to consider AMD Ryzen 9 3900X

None

AMD Ryzen 9 5900X

Gaming

HWBench recommends AMD Ryzen 9 5900X

Based on game and synthetic benchmarks, and theoretical specifications.

No winner

Productivity

No clear winner declared



Specifications

Features

AMD Ryzen 9 5900XAMD Ryzen 9 3900X
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

Architecture

AMD Ryzen 9 5900XAMD Ryzen 9 3900X
ArchitectureAMD Zen 3vsAMD Zen 2
MarketDesktopvsDesktop
Memory SupportDDR4-3200 MHz Dual-channelvsDDR4
CodenameVermeervsZen 2
Release DateNov 2020vsDec 2019

Cores

AMD Ryzen 9 5900XAMD Ryzen 9 3900X
Cores12vs12
Threads24vs24
SMPs1vs1
Integrated GraphicsNovsNo

Cache

AMD Ryzen 9 5900XAMD Ryzen 9 3900X
L1 Cache64K (per core)vs96K (per core)
L2 Cache512K (per core)vs512K (per core)
L3 Cache64MBvs64MB

Physical

AMD Ryzen 9 5900XAMD Ryzen 9 3900X
SocketAMD Socket AM4vsAMD Socket AM4
Max Case Temp95°Cvsunknown
Packagevs
Die Sizeunknownvsunknown
Process7 nmvs7 nm

Performance

AMD Ryzen 9 5900XAMD Ryzen 9 3900X
Cpu Frequency3700 MHzvs3800 MHz
Turbo Clock4800 MHzvs4600 MHz
Base Clock100 MHzvs100 MHz
VoltageN/Avsvariable
TDP105 Wvs125 W

Raw performance index

Raw single-thread performance estimation

  • AMD Ryzen 9 5900X
    5760 points
  • AMD Ryzen 9 3900X
    5152 points

Points - higher is better

Raw multi-thread performance estimation

  • AMD Ryzen 9 5900X
    65001 points
  • AMD Ryzen 9 3900X
    62307 points

Points - higher is better

Synthetic benchmarks

Cinebench R15 CPU Single 64Bit

  • AMD Ryzen 9 5900X
    272
  • AMD Ryzen 9 3900X
    206

points - higher is better

Cinebench R15 CPU Multi 64Bit

  • AMD Ryzen 9 5900X
    3726
  • AMD Ryzen 9 3900X
    3159

points - higher is better