AMD Ryzen 7 3800X vs Intel Core i5-9400T

Comparative analysis of AMD Ryzen 7 3800X and Intel Core i5-9400T processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Advanced Technologies, Virtualization, Security & Reliability. Benchmark processor performance analysis: Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, 3DMark Fire Strike - Physics Score, PassMark - Single thread mark, PassMark - CPU mark.

 

Differences

Reasons to consider the AMD Ryzen 7 3800X

  • CPU is newer: launch date 10 month(s) later
  • Processor is unlocked, an unlocked multiplier allows for easier overclocking
  • 2 more cores, run more applications at once: 8 vs 6
  • Around 150% higher clock speed: 4.5 GHz vs 1.8 GHz
  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 7 nm vs 14 nm
  • Around 33% more L1 cache; more data can be stored in the L1 cache for quick access later
  • 2.7x more L2 cache, more data can be stored in the L2 cache for quick access later
  • 3.6x more L3 cache, more data can be stored in the L3 cache for quick access later
Launch date 7 July 2019 vs September 2018
Unlocked Unlocked vs Locked
Number of cores 8 vs 6
Maximum frequency 4.5 GHz vs 1.8 GHz
Manufacturing process technology 7 nm vs 14 nm
L1 cache 512 KB vs 64K (per core)
L2 cache 4 MB vs 256K (per core)
L3 cache 32 MB vs 9 MB (shared)

Reasons to consider the Intel Core i5-9400T

  • 3x lower typical power consumption: 35 Watt vs 105 Watt
Thermal Design Power (TDP) 35 Watt vs 105 Watt

Compare benchmarks

CPU 1: AMD Ryzen 7 3800X
CPU 2: Intel Core i5-9400T

Name AMD Ryzen 7 3800X Intel Core i5-9400T
Geekbench 4 - Single Core 1283
Geekbench 4 - Multi-Core 9002
3DMark Fire Strike - Physics Score 6196
PassMark - Single thread mark 2114
PassMark - CPU mark 8348

Compare specifications (specs)

AMD Ryzen 7 3800X Intel Core i5-9400T

Essentials

Architecture codename Zen 2 Coffee Lake
Family Ryzen 7
Launch date 7 July 2019 September 2018
Launch price (MSRP) $399
OPN PIB 100-100000025BOX
OPN Tray 100-000000025
Place in performance rating 1155 1151
Vertical segment Desktop Desktop

Performance

64 bit support
Base frequency 3.9 GHz
L1 cache 512 KB 64K (per core)
L2 cache 4 MB 256K (per core)
L3 cache 32 MB 9 MB (shared)
Manufacturing process technology 7 nm 14 nm
Maximum frequency 4.5 GHz 1.8 GHz
Number of cores 8 6
Number of threads 16
Unlocked
Maximum case temperature (TCase) 72 °C

Memory

Max memory channels 2
Supported memory frequency 3200 MHz
Supported memory types DDR4-3200 DDR4

Compatibility

Sockets supported AM4
Thermal Design Power (TDP) 105 Watt 35 Watt
Max number of CPUs in a configuration 1

Peripherals

Max number of PCIe lanes 24
PCI Express revision 4.0
PCIe configurations x16

Advanced Technologies

Fused Multiply-Add 3 (FMA3)
Intel® Advanced Vector Extensions (AVX)
Intel® Advanced Vector Extensions 2 (AVX2)
Intel® AES New Instructions

Virtualization

AMD Virtualization (AMD-V™)
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)

Security & Reliability

Intel® Trusted Execution technology (TXT)