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.

Intel Core i9-11900F

AMD Ryzen Threadripper PRO 3945WX

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: 3402 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	3402 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: 33546 vs 22251

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	33546 vs 22251

Compare benchmarks

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

PassMark - Single thread mark

CPU 1

CPU 2

3402

2699

PassMark - CPU mark

CPU 1

CPU 2

22251

33546

Name	Intel Core i9-11900F	AMD Ryzen Threadripper PRO 3945WX
PassMark - Single thread mark	3402	2699
PassMark - CPU mark	22251	33546
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	514	525
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™)