AMD EPYC 72F3 vs AMD EPYC 7643

Comparative analysis of AMD EPYC 72F3 and AMD EPYC 7643 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.

AMD EPYC 72F3

AMD EPYC 7643

Differences

Reasons to consider the AMD EPYC 72F3

Around 14% higher clock speed: 4.1 GHz vs 3.6 GHz
Around 33% lower typical power consumption: 180 Watt vs 240 Watt
Around 58% better performance in PassMark - Single thread mark: 3034 vs 1915

Specifications (specs)
Maximum frequency	4.1 GHz vs 3.6 GHz
Thermal Design Power (TDP)	180 Watt vs 240 Watt
Benchmarks
PassMark - Single thread mark	3034 vs 1915

Reasons to consider the AMD EPYC 7643

40 more cores, run more applications at once: 48 vs 8
80 more threads: 96 vs 16
6x 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
Around 77% better performance in PassMark - CPU mark: 88348 vs 50017

Specifications (specs)
Number of cores	48 vs 8
Number of threads	96 vs 16
L1 cache	3 MB vs 512 KB
L2 cache	24 MB vs 4 MB
Benchmarks
PassMark - CPU mark	88348 vs 50017

Compare benchmarks

CPU 1: AMD EPYC 72F3
CPU 2: AMD EPYC 7643

PassMark - Single thread mark

CPU 1

CPU 2

3034

1915

PassMark - CPU mark

CPU 1

CPU 2

50017

88348

Name	AMD EPYC 72F3	AMD EPYC 7643
PassMark - Single thread mark	3034	1915
PassMark - CPU mark	50017	88348

Compare specifications (specs)

	AMD EPYC 72F3	AMD EPYC 7643
Essentials
Architecture codename	Milan	Zen 3
Launch date	15 Mar 2021	15 Mar 2021
Launch price (MSRP)	$2468	$4995
Place in performance rating	233	215
OPN PIB		100-100000326WOF
OPN Tray		100-000000326
Vertical segment		Server
Performance
Base frequency	3.7 GHz	2.3 GHz
Die size	81 mm²
L1 cache	512 KB	3 MB
L2 cache	4 MB	24 MB
L3 cache	256 MB	256 MB
Manufacturing process technology	7 nm	7 nm+
Maximum frequency	4.1 GHz	3.6 GHz
Number of cores	8	48
Number of threads	16	96
Transistor count	33200 million
Unlocked
Memory
ECC memory support
Max memory channels	8	8
Supported memory frequency	3200 MHz
Supported memory types	DDR4	DDR4-3200
Maximum memory bandwidth		190.73 GB/s
Maximum memory size		4 TB
Compatibility
Configurable TDP	165-200 Watt	225-240 Watt
Max number of CPUs in a configuration	2
Sockets supported	SP3	SP3
Thermal Design Power (TDP)	180 Watt	240 Watt
Socket Count		1P/2P
Peripherals
Max number of PCIe lanes	128	128
PCI Express revision	4.0	4.0
Advanced Technologies
AMD SenseMI
Fused Multiply-Add 3 (FMA3)
Intel® Advanced Vector Extensions (AVX)
Intel® Advanced Vector Extensions 2 (AVX2)
Intel® AES New Instructions
Virtualization
AMD Virtualization (AMD-V™)