AMD Ryzen 9 3900XT vs Intel Core i9-7980XE

Comparative analysis of AMD Ryzen 9 3900XT and Intel Core i9-7980XE processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, 3DMark Fire Strike - Physics Score, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).

 

Differences

Reasons to consider the AMD Ryzen 9 3900XT

  • CPU is newer: launch date 2 year(s) 9 month(s) later
  • Around 12% higher clock speed: 4.7 GHz vs 4.20 GHz
  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 7 nm vs 14 nm
  • 2.6x more L3 cache, more data can be stored in the L3 cache for quick access later
  • Around 57% lower typical power consumption: 105 Watt vs 165 Watt
  • Around 11% better performance in PassMark - Single thread mark: 2748 vs 2484
  • Around 8% better performance in PassMark - CPU mark: 32743 vs 30228
Specifications (specs)
Launch date July 2020 vs September 2017
Maximum frequency 4.7 GHz vs 4.20 GHz
Manufacturing process technology 7 nm vs 14 nm
L3 cache 64 MB vs 25344 KB (shared)
Thermal Design Power (TDP) 105 Watt vs 165 Watt
Benchmarks
PassMark - Single thread mark 2748 vs 2484
PassMark - CPU mark 32743 vs 30228

Reasons to consider the Intel Core i9-7980XE

  • 6 more cores, run more applications at once: 18 vs 12
  • 12 more threads: 36 vs 24
  • 3x more L2 cache, more data can be stored in the L2 cache for quick access later
  • Around 27% better performance in 3DMark Fire Strike - Physics Score: 10876 vs 8585
Specifications (specs)
Number of cores 18 vs 12
Number of threads 36 vs 24
L2 cache 1024 KB (per core) vs 6 MB
Benchmarks
3DMark Fire Strike - Physics Score 10876 vs 8585

Compare benchmarks

CPU 1: AMD Ryzen 9 3900XT
CPU 2: Intel Core i9-7980XE

PassMark - Single thread mark
CPU 1
CPU 2
2748
2484
PassMark - CPU mark
CPU 1
CPU 2
32743
30228
3DMark Fire Strike - Physics Score
CPU 1
CPU 2
8585
10876
Name AMD Ryzen 9 3900XT Intel Core i9-7980XE
PassMark - Single thread mark 2748 2484
PassMark - CPU mark 32743 30228
3DMark Fire Strike - Physics Score 8585 10876
Geekbench 4 - Single Core 1177
Geekbench 4 - Multi-Core 16370
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 40.947
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 484.771
CompuBench 1.5 Desktop - T-Rex (Frames/s) 3.237
CompuBench 1.5 Desktop - Video Composition (Frames/s) 21.073
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 218.231

Compare specifications (specs)

AMD Ryzen 9 3900XT Intel Core i9-7980XE

Essentials

Architecture codename Zen 2 Skylake
Launch date July 2020 September 2017
OPN PIB 100-100000277WOF
Place in performance rating 622 176
Vertical segment Desktop Desktop
Launch price (MSRP) $1,999
Price now $2,005.50
Processor Number i9-7980XE
Series Intel® Core™ X-series Processors
Status Launched
Value for money (0-100) 4.08

Performance

Base frequency 3.8 GHz 2.60 GHz
L2 cache 6 MB 1024 KB (per core)
L3 cache 64 MB 25344 KB (shared)
Manufacturing process technology 7 nm 14 nm
Maximum frequency 4.7 GHz 4.20 GHz
Number of cores 12 18
Number of threads 24 36
Unlocked
64 bit support
Bus Speed 8 GT/s DMI3
L1 cache 64 KB (per core)
Maximum core temperature 94°C
Number of QPI Links 0

Memory

ECC memory support
Max memory channels 2 4
Maximum memory size 128 GB 128 GB
Supported memory types DDR4-3200 DDR4-2666

Compatibility

Sockets supported AM4 FCLGA2066
Thermal Design Power (TDP) 105 Watt 165 Watt
Low Halogen Options Available
Max number of CPUs in a configuration 1
Thermal Solution PCG 2017X

Peripherals

Max number of PCIe lanes 20 44
PCI Express revision 4.0 3.0
Scalability 1S Only

Security & Reliability

Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)

Advanced Technologies

Enhanced Intel SpeedStep® technology
Instruction set extensions Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
Intel 64
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® Turbo Boost technology
Number of AVX-512 FMA Units 2

Virtualization

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