AMD Ryzen 9 3900X vs AMD Ryzen 7 3700X

AMD Ryzen 9 3900X
AMD Socket AM4 DESKTOP
3800 MHz / Cores: 12 / Dec 2019
AMD Ryzen 9 3900X

AMD Ryzen 7 3700X
AMD Socket AM4 DESKTOP
3600 MHz / Cores: 8 / Dec 2019
AMD Ryzen 7 3700X

Summary

Synthetic performance index

  • AMD Ryzen 9 3900X
    126%
  • AMD Ryzen 7 3700X
    100%

Relative performance

Single thread performance index

  • AMD Ryzen 9 3900X
    103%
  • AMD Ryzen 7 3700X
    100%

Relative performance

Multi thread performance index

  • AMD Ryzen 9 3900X
    150%
  • AMD Ryzen 7 3700X
    100%

Relative performance

Reasons to consider AMD Ryzen 9 3900X

Much higher multi threaded performance (around 50% higher). This allows for higher performance in professional applications like encoding or heavy multitasking.
Around 26% higher average synthetic performance.

Reasons to consider AMD Ryzen 7 3700X

60 watts lower power draw.

AMD Ryzen 9 3900X

Gaming

HWBench recommends AMD Ryzen 9 3900X

Based on game and synthetic benchmarks, and theoretical specifications.

AMD Ryzen 9 3900X

Productivity

HWBench recommends AMD Ryzen 9 3900X

Based on productivity benchmarks, overall multithreaded performance and theoretical specifications.


Specifications

Features

AMD Ryzen 9 3900X AMD Ryzen 7 3700X
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 3900X AMD Ryzen 7 3700X
Architecture AMD_Zen_2 vs AMD_Zen_2
Market Desktop vs Desktop
Memory Support DDR4 vs DDR4
Codename Zen 2 vs Zen 2
Release Date Dec 2019 vs Dec 2019

Cores

AMD Ryzen 9 3900X AMD Ryzen 7 3700X
Cores 12 vs 8
Threads 24 vs 16
SMPs 1 vs 1
Integrated Graphics No vs No

Cache

AMD Ryzen 9 3900X AMD Ryzen 7 3700X
L1 Cache 96K (per core) vs 96K (per core)
L2 Cache 512K (per core) vs 512K (per core)
L3 Cache 64MB vs 32MB

Physical

AMD Ryzen 9 3900X AMD Ryzen 7 3700X
Socket AMD Socket AM4 vs AMD Socket AM4
Max Case Temp unknown vs unknown
Package vs
Die Size unknown vs unknown
Process 7 nm vs 7 nm

Performance

AMD Ryzen 9 3900X AMD Ryzen 7 3700X
Cpu Frequency 3800 MHz vs 3600 MHz
Turbo Clock Speed 4600 MHz vs 4400 MHz
Base Clock 100 MHz vs 100 MHz
Voltage variable vs variable
TDP 125 W vs 65 W

Raw performance index

Raw single-thread performance estimation

  • AMD Ryzen 9 3900X
    5060 points
  • AMD Ryzen 7 3700X
    4840 points

Points - higher is better

Raw multi-thread performance estimation

  • AMD Ryzen 9 3900X
    61195 points
  • AMD Ryzen 7 3700X
    38649 points

Points - higher is better

Synthetic benchmarks

Cinebench R15 CPU Multi 64Bit

  • AMD Ryzen 9 3900X
    3159
  • AMD Ryzen 7 3700X
    2101

points - higher is better

Cinebench R15 CPU Single 64Bit

  • AMD Ryzen 9 3900X
    206
  • AMD Ryzen 7 3700X
    199

points - higher is better