AMD EPYC 7401 vs AMD Opteron 3380

Comparative analysis of AMD EPYC 7401 and AMD Opteron 3380 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Virtualization, Advanced Technologies. Benchmark processor performance analysis: Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, PassMark - Single thread mark, PassMark - CPU mark.

AMD EPYC 7401

AMD Opteron 3380

Differences

Reasons to consider the AMD EPYC 7401

Processor is unlocked, an unlocked multiplier allows for easier overclocking
16 more cores, run more applications at once: 24 vs 8
40 more threads: 48 vs 8
A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 32 nm
6x more L1 cache, more data can be stored in the L1 cache for quick access later
Around 50% 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
Around 76% better performance in PassMark - Single thread mark: 1850 vs 1054
8.7x better performance in PassMark - CPU mark: 55280 vs 6384

Specifications (specs)
Unlocked	Unlocked vs Locked
Number of cores	24 vs 8
Number of threads	48 vs 8
Manufacturing process technology	14 nm vs 32 nm
L1 cache	96 KB (per core) vs 384 KB
L2 cache	512 KB (per core) vs 8 MB
L3 cache	64 MB vs 8 MB
Max number of CPUs in a configuration	2 vs 1
Benchmarks
PassMark - Single thread mark	1850 vs 1054
PassMark - CPU mark	55280 vs 6384

Reasons to consider the AMD Opteron 3380

Around 20% higher clock speed: 3.6 GHz vs 3 GHz
2.6x lower typical power consumption: 65 Watt vs 155/170 Watt

Maximum frequency	3.6 GHz vs 3 GHz
Thermal Design Power (TDP)	65 Watt vs 155/170 Watt

Compare benchmarks

CPU 1: AMD EPYC 7401
CPU 2: AMD Opteron 3380

PassMark - Single thread mark

CPU 1

CPU 2

1850

1054

PassMark - CPU mark

CPU 1

CPU 2

55280

6384

Name	AMD EPYC 7401	AMD Opteron 3380
Geekbench 4 - Single Core	3541
Geekbench 4 - Multi-Core	24681
PassMark - Single thread mark	1850	1054
PassMark - CPU mark	55280	6384

Compare specifications (specs)

	AMD EPYC 7401	AMD Opteron 3380
Essentials
Architecture codename	Zen	Delhi
Family	AMD EPYC	AMD Opteron
Launch date	June 2017	n/d
Place in performance rating	125	1965
Series	AMD EPYC 7000 Series	AMD Opteron 3300 Series Processor
Vertical segment	Server	Server
OPN Tray		OS3380OLW8KHK
Performance
64 bit support
Base frequency	2 GHz	2.6 GHz
Die size	192 mm	315 mm
L1 cache	96 KB (per core)	384 KB
L2 cache	512 KB (per core)	8 MB
L3 cache	64 MB	8 MB
Manufacturing process technology	14 nm	32 nm
Maximum frequency	3 GHz	3.6 GHz
Number of cores	24	8
Number of threads	48	8
Transistor count	4800 million	1200 million
Unlocked
Maximum core temperature		70.30°C
Memory
Max memory channels	8
Maximum memory bandwidth	307/341 GB/s
Supported memory frequency	2400/2666 MHz	2000 MHz
Supported memory types	DDR4	DDR3
Compatibility
Max number of CPUs in a configuration	2	1
Socket Count	1P/2P
Sockets supported	TR4	AM3+
Thermal Design Power (TDP)	155/170 Watt	65 Watt
Peripherals
PCI Express revision	x128
Virtualization
AMD Virtualization (AMD-V™)
Advanced Technologies
Fused Multiply-Add (FMA)
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions