AMD Ryzen 9 3900 vs Intel Core i7-7740X

Comparative analysis of AMD Ryzen 9 3900 and Intel Core i7-7740X processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Advanced Technologies, Virtualization, Security & Reliability. Benchmark processor performance analysis: 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), PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, 3DMark Fire Strike - Physics Score.

AMD Ryzen 9 3900

Intel Core i7-7740X

Differences

Reasons to consider the AMD Ryzen 9 3900

CPU is newer: launch date 2 year(s) 3 month(s) later
8 more cores, run more applications at once: 12 vs 4
16 more threads: 24 vs 8
Around 95456% higher clock speed: 4300 MHz vs 4.50 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 7 nm vs 14 nm
3x more L1 cache, more data can be stored in the L1 cache for quick access later
6x more L2 cache, more data can be stored in the L2 cache for quick access later
8x more L3 cache, more data can be stored in the L3 cache for quick access later
2x more maximum memory size: 128 GB vs 64 GB
Around 72% lower typical power consumption: 65 Watt vs 112 Watt

Launch date	24 Sep 2019 vs 30 May 2017
Number of cores	12 vs 4
Number of threads	24 vs 8
Maximum frequency	4300 MHz vs 4.50 GHz
Manufacturing process technology	7 nm vs 14 nm
L1 cache	768 KB vs 256 KB
L2 cache	6 MB vs 1 MB
L3 cache	64 MB vs 8 MB
Maximum memory size	128 GB vs 64 GB
Thermal Design Power (TDP)	65 Watt vs 112 Watt

Reasons to consider the Intel Core i7-7740X

Around 5% higher maximum core temperature: 100°C vs 95 °C

Maximum core temperature	100°C vs 95 °C

Compare benchmarks

CPU 1: AMD Ryzen 9 3900
CPU 2: Intel Core i7-7740X

Name	AMD Ryzen 9 3900	Intel Core i7-7740X
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	30.97
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	70.972
CompuBench 1.5 Desktop - T-Rex (Frames/s)	1.748
CompuBench 1.5 Desktop - Video Composition (Frames/s)	4.924
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	19.043
PassMark - Single thread mark		2689
PassMark - CPU mark		9607
Geekbench 4 - Single Core		1251
Geekbench 4 - Multi-Core		4898
3DMark Fire Strike - Physics Score		0

Compare specifications (specs)

	AMD Ryzen 9 3900	Intel Core i7-7740X
Essentials
Architecture codename	Zen 2	Kaby Lake
Launch date	24 Sep 2019	30 May 2017
OPN Tray	100-000000070
Place in performance rating	1442	1445
Vertical segment	Desktop	Desktop
Launch price (MSRP)		$350
Price now		$348.99
Processor Number		i7-7740X
Series		Intel® Core™ X-series Processors
Status		Discontinued
Value for money (0-100)		10.34
Performance
64 bit support
Base frequency	3100 MHz	4.30 GHz
L1 cache	768 KB	256 KB
L2 cache	6 MB	1 MB
L3 cache	64 MB	8 MB
Manufacturing process technology	7 nm	14 nm
Maximum core temperature	95 °C	100°C
Maximum frequency	4300 MHz	4.50 GHz
Number of cores	12	4
Number of threads	24	8
Unlocked
Bus Speed		8 GT/s DMI3
Maximum case temperature (TCase)		72 °C
Number of QPI Links		0
Memory
Max memory channels	2	2
Maximum memory bandwidth	47.68 GB/s
Maximum memory size	128 GB	64 GB
Supported memory types	DDR4-3200	DDR4-2666
Compatibility
Sockets supported	AM4	FCLGA2066
Thermal Design Power (TDP)	65 Watt	112 Watt
Low Halogen Options Available
Max number of CPUs in a configuration		1
Thermal Solution		PCG 2017X
Peripherals
Max number of PCIe lanes	20	16
PCI Express revision	4.0	3.0
PCIe configurations	1x16+x4, 2x8+x4, 1x8+2x4+x4	Up to 1x16, 2x8, 1x8+2x4
Scalability		1S Only
Advanced Technologies
Enhanced Virus Protection (EVP)
Fused Multiply-Add 3 (FMA3)
Intel® Advanced Vector Extensions (AVX)
Intel® Advanced Vector Extensions 2 (AVX2)
Instruction set extensions		Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
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)