Intel Core i9-11900F vs AMD Ryzen Threadripper PRO 3945WX

Comparative analysis of Intel Core i9-11900F and AMD Ryzen Threadripper PRO 3945WX 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.

 

Differences

Reasons to consider the Intel Core i9-11900F

  • CPU is newer: launch date 8 month(s) later
  • Around 21% higher clock speed: 5.20 GHz vs 4.3 GHz
  • 4.3x lower typical power consumption: 65 Watt vs 280 Watt
  • Around 26% better performance in PassMark - Single thread mark: 3399 vs 2699
Specifications (specs)
Launch date 16 Mar 2021 vs 14 Jul 2020
Maximum frequency 5.20 GHz vs 4.3 GHz
Thermal Design Power (TDP) 65 Watt vs 280 Watt
Benchmarks
PassMark - Single thread mark 3399 vs 2699

Reasons to consider the AMD Ryzen Threadripper PRO 3945WX

  • 4 more cores, run more applications at once: 12 vs 8
  • 8 more threads: 24 vs 16
  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 7 nm vs 14 nm
  • Around 50% more L1 cache; more data can be stored in the L1 cache for quick access later
  • 3x more L2 cache, more data can be stored in the L2 cache for quick access later
  • 4x more L3 cache, more data can be stored in the L3 cache for quick access later
  • Around 51% better performance in PassMark - CPU mark: 33521 vs 22203
Specifications (specs)
Number of cores 12 vs 8
Number of threads 24 vs 16
Manufacturing process technology 7 nm vs 14 nm
L1 cache 768 KB vs 512 KB
L2 cache 6 MB vs 2 MB
L3 cache 64 MB vs 16 MB
Benchmarks
PassMark - CPU mark 33521 vs 22203

Compare benchmarks

CPU 1: Intel Core i9-11900F
CPU 2: AMD Ryzen Threadripper PRO 3945WX

PassMark - Single thread mark
CPU 1
CPU 2
3399
2699
PassMark - CPU mark
CPU 1
CPU 2
22203
33521
Name Intel Core i9-11900F AMD Ryzen Threadripper PRO 3945WX
PassMark - Single thread mark 3399 2699
PassMark - CPU mark 22203 33521
3DMark Fire Strike - Physics Score 8104

Compare specifications (specs)

Intel Core i9-11900F AMD Ryzen Threadripper PRO 3945WX

Essentials

Architecture codename Rocket Lake Zen 2 (Matisse)
Launch date 16 Mar 2021 14 Jul 2020
Launch price (MSRP) $422 - $432
Place in performance rating 513 522
Processor Number i9-11900F
Series 11th Generation Intel Core i9 Processors
Status Launched
Vertical segment Desktop Desktop
OPN Tray 100-000000168

Performance

64 bit support
Base frequency 2.50 GHz 4.0 GHz
Bus Speed 8 GT/s
L1 cache 512 KB 768 KB
L2 cache 2 MB 6 MB
L3 cache 16 MB 64 MB
Manufacturing process technology 14 nm 7 nm
Maximum core temperature 100°C
Maximum frequency 5.20 GHz 4.3 GHz
Number of cores 8 12
Number of threads 16 24
Die size 74 mm²
Maximum case temperature (TCase) 95 °C
Transistor count 3800 million
Unlocked

Memory

Max memory channels 2 8
Maximum memory bandwidth 50 GB/s
Maximum memory size 128 GB
Supported memory types DDR4-3200
ECC memory support
Supported memory frequency DDR4-3200

Compatibility

Max number of CPUs in a configuration 1 1
Package Size 37.5 mm x 37.5 mm
Sockets supported FCLGA1200 TR4
Thermal Design Power (TDP) 65 Watt 280 Watt
Thermal Solution PCG 2019C

Peripherals

Max number of PCIe lanes 20 128
PCI Express revision 4.0 4.0
PCIe configurations Up to 1x16+1x4, 2x8+1x4, 1x8+3x4
Scalability 1S Only

Security & Reliability

Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® OS Guard
Intel® Secure Key technology
Intel® Software Guard Extensions (Intel® SGX)
Intel® Trusted Execution technology (TXT)
Secure Boot

Advanced Technologies

Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions Intel SSE4.1, Intel SSE4.2, Intel AVX2, Intel AVX-512
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® Stable Image Platform Program (SIPP)
Intel® Thermal Velocity Boost
Intel® Turbo Boost technology
Thermal Monitoring
Enhanced Virus Protection (EVP)
Fused Multiply-Add 3 (FMA3)
Intel® Advanced Vector Extensions (AVX)
Intel® Advanced Vector Extensions 2 (AVX2)

Virtualization

Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)
AMD Virtualization (AMD-V™)