AMD EPYC 8434P vs Intel Xeon E5-2643 v4

Comparative analysis of AMD EPYC 8434P and Intel Xeon E5-2643 v4 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, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

AMD EPYC 8434P

Intel Xeon E5-2643 v4

Differences

Reasons to consider the AMD EPYC 8434P

42 more cores, run more applications at once: 48 vs 6
84 more threads: 96 vs 12
A newer manufacturing process allows for a more powerful, yet cooler running processor: 5 nm vs 14 nm
Around 8% better performance in PassMark - Single thread mark: 2448 vs 2277
3.3x better performance in PassMark - CPU mark: 66490 vs 19937

Specifications (specs)
Number of cores	48 vs 6
Number of threads	96 vs 12
Manufacturing process technology	5 nm vs 14 nm
Benchmarks
PassMark - Single thread mark	2448 vs 2277
PassMark - CPU mark	66490 vs 19937

Reasons to consider the Intel Xeon E5-2643 v4

Around 19% higher clock speed: 3.70 GHz vs 3.1 GHz
Around 48% lower typical power consumption: 135 Watt vs 200 Watt

Maximum frequency	3.70 GHz vs 3.1 GHz
Max number of CPUs in a configuration	2 vs 1
Thermal Design Power (TDP)	135 Watt vs 200 Watt

Compare benchmarks

CPU 1: AMD EPYC 8434P
CPU 2: Intel Xeon E5-2643 v4

PassMark - Single thread mark

CPU 1

CPU 2

2448

2277

PassMark - CPU mark

CPU 1

CPU 2

66490

19937

Name	AMD EPYC 8434P	Intel Xeon E5-2643 v4
PassMark - Single thread mark	2448	2277
PassMark - CPU mark	66490	19937
Geekbench 4 - Single Core		3707
Geekbench 4 - Multi-Core		19860

Compare specifications (specs)

	AMD EPYC 8434P	Intel Xeon E5-2643 v4
Essentials
Launch date	18 Sep 2023	Q1'16
Launch price (MSRP)	$2700
Place in performance rating	251	262
Architecture codename		Broadwell
Processor Number		E5-2643V4
Series		Intel® Xeon® Processor E5 v4 Family
Status		Launched
Vertical segment		Server
Performance
Base frequency	2.5 GHz	3.40 GHz
Die size	4x 73 mm²
L1 cache	64 KB (per core)
L2 cache	1 MB (per core)
L3 cache	128 MB (shared)
Manufacturing process technology	5 nm	14 nm
Maximum case temperature (TCase)	75°C
Maximum frequency	3.1 GHz	3.70 GHz
Number of cores	48	6
Number of threads	96	12
Transistor count	35,500 million
Unlocked
64 bit support
Bus Speed		9.6 GT/s QPI
Maximum core temperature		75°C
Number of QPI Links		2
VID voltage range		0
Memory
ECC memory support
Supported memory types	DDR5	DDR4 1600/1866/2133/2400
Max memory channels		4
Maximum memory bandwidth		76.8 GB/s
Maximum memory size		1.5 TB
Compatibility
Configurable TDP	155-225 Watt
Max number of CPUs in a configuration	1	2
Sockets supported	SP6	FCLGA2011-3
Thermal Design Power (TDP)	200 Watt	135 Watt
Low Halogen Options Available
Package Size		45mm x 52.5mm
Peripherals
PCIe configurations	Gen 5, 96 Lanes, (CPU only)	x4, x8, x16
Max number of PCIe lanes		40
PCI Express revision		3.0
Scalability		2S
Security & Reliability
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® OS Guard
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions		Intel® AVX2
Intel 64
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Physical Address Extensions (PAE)		46-bit
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)