AMD Ryzen 9 3900X vs Intel Core i7-7740X

AMD Ryzen 9 3900X
AMD Socket AM4DESKTOP
3800 MHz / Cores: 12 / Dec 2019
AMD Ryzen 9 3900X
Intel Core i7-7740X
Intel Socket 2066DESKTOP
4300 MHz / Cores: 4 / Jun 2017
Intel Core i7-7740X

Summary

Synthetic performance index

  • AMD Ryzen 9 3900X
    198%
  • Intel Core i7-7740X
    100%

Relative performance

Single thread performance index

  • AMD Ryzen 9 3900X
    100%
  • Intel Core i7-7740X
    104%

Relative performance

Multi thread performance index

  • AMD Ryzen 9 3900X
    301%
  • Intel Core i7-7740X
    100%

Relative performance

Reasons to consider AMD Ryzen 9 3900X

Much higher multi threaded performance (around 201% higher). This allows for higher performance in professional applications like encoding or heavy multitasking.
This is a newer product, it might have better application compatibility/performance (check features chart below).

Reasons to consider Intel Core i7-7740X

None

No winner

Gaming

No clear winner declared


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 3900XIntel Core i7-7740X
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
EIST
Intel 64
XD bit
VT-x
VT-d
HTT
AES-NI
TSX
TXT
CLMUL
Boost 2.0

Architecture

AMD Ryzen 9 3900XIntel Core i7-7740X
ArchitectureAMD Zen 2vsIntel_Kabylake
MarketDesktopvsDesktop
Memory SupportDDR4vsDDR4
CodenameZen 2vsKaby Lake-X
Release DateDec 2019vsJun 2017

Cores

AMD Ryzen 9 3900XIntel Core i7-7740X
Cores12vs4
Threads24vs8
SMPs1vs1
Integrated GraphicsNovsNo

Cache

AMD Ryzen 9 3900XIntel Core i7-7740X
L1 Cache96K (per core)vs64 KB (per core)
L2 Cache512K (per core)vs256 KB (per core)
L3 Cache64MBvs8192 KB (shared)

Physical

AMD Ryzen 9 3900XIntel Core i7-7740X
SocketAMD Socket AM4vsIntel Socket 2066
Max Case Tempunknownvs72°C
PackagevsFC-LGA2066
Die Sizeunknownvs308mm²
Process7 nmvs14 nm

Performance

AMD Ryzen 9 3900XIntel Core i7-7740X
Cpu Frequency3800 MHzvs4300 MHz
Turbo Clock4600 MHzvs4600 MHz
Base Clock100 MHzvs100 MHz
Voltagevariablevsunknown
TDP125 Wvs112 W

Raw performance index

Raw single-thread performance estimation

  • AMD Ryzen 9 3900X
    5152 points
  • Intel Core i7-7740X
    5520 points

Points - higher is better

Raw multi-thread performance estimation

  • AMD Ryzen 9 3900X
    62307 points
  • Intel Core i7-7740X
    24768 points

Points - higher is better

Synthetic benchmarks

Cinebench R15 CPU Multi 64Bit

  • AMD Ryzen 9 3900X
    3159
  • Intel Core i7-7740X (simulated)
    1047.53

points - higher is better

Cinebench R15 CPU Single 64Bit

  • AMD Ryzen 9 3900X
    206
  • Intel Core i7-7740X (simulated)
    214.67

points - higher is better