Intel Xeon w9-3495X vs AMD EPYC 7643

Comparative analysis of Intel Xeon w9-3495X and AMD EPYC 7643 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 Xeon w9-3495X

AMD EPYC 7643

Differences

Reasons to consider the Intel Xeon w9-3495X

CPU is newer: launch date 1 year(s) 11 month(s) later
8 more cores, run more applications at once: 56 vs 48
16 more threads: 112 vs 96
Around 33% higher clock speed: 4.80 GHz vs 3.6 GHz
Around 46% more L1 cache; more data can be stored in the L1 cache for quick access later
Around 27% better performance in PassMark - Single thread mark: 3417 vs 2689

Specifications (specs)
Launch date	15 Feb 2023 vs 15 Mar 2021
Number of cores	56 vs 48
Number of threads	112 vs 96
Maximum frequency	4.80 GHz vs 3.6 GHz
L1 cache	80K (per core) vs 3 MB
Benchmarks
PassMark - Single thread mark	3417 vs 2689

Reasons to consider the AMD EPYC 7643

224694.9x more L2 cache, more data can be stored in the L2 cache for quick access later
2.4x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 46% lower typical power consumption: 240 Watt vs 350 Watt
Around 30% better performance in PassMark - CPU mark: 115676 vs 88707

Specifications (specs)
L2 cache	24 MB vs 2MB (per core)
L3 cache	256 MB vs 105 MB
Thermal Design Power (TDP)	240 Watt vs 350 Watt
Benchmarks
PassMark - CPU mark	115676 vs 88707

Compare benchmarks

CPU 1: Intel Xeon w9-3495X
CPU 2: AMD EPYC 7643

PassMark - Single thread mark

CPU 1

CPU 2

3417

2689

PassMark - CPU mark

CPU 1

CPU 2

88707

115676

Name	Intel Xeon w9-3495X	AMD EPYC 7643
PassMark - Single thread mark	3417	2689
PassMark - CPU mark	88707	115676
3DMark Fire Strike - Physics Score	24923

Compare specifications (specs)

	Intel Xeon w9-3495X	AMD EPYC 7643
Essentials
Architecture codename	Sapphire Rapids	Zen 3
Launch date	15 Feb 2023	15 Mar 2021
Launch price (MSRP)	$5889	$4995
Place in performance rating	21	23
Processor Number	w9-3495X
Series	Intel Xeon W Processor
Vertical segment	Workstation	Server
OPN PIB		100-100000326WOF
OPN Tray		100-000000326
Performance
64 bit support
Base frequency	1.90 GHz	2.3 GHz
L1 cache	80K (per core)	3 MB
L2 cache	2MB (per core)	24 MB
L3 cache	105 MB	256 MB
Manufacturing process technology	7 nm	7 nm+
Maximum core temperature	81°C
Maximum frequency	4.80 GHz	3.6 GHz
Number of cores	56	48
Number of threads	112	96
Unlocked
Memory
Max memory channels	8	8
Maximum memory size	4 TB	4 TB
Supported memory frequency	4800 MHz
Supported memory types	DDR5-4800 (MT/s)	DDR4-3200
ECC memory support
Maximum memory bandwidth		190.73 GB/s
Compatibility
Max number of CPUs in a configuration	1
Package Size	77.5mm x 56.5mm
Sockets supported	FCLGA4677	SP3
Thermal Design Power (TDP)	350 Watt	240 Watt
Configurable TDP		225-240 Watt
Socket Count		1P/2P
Peripherals
Max number of PCIe lanes	112	128
PCI Express revision	5.0	4.0
Scalability	1S Only
Security & Reliability
Execute Disable Bit (EDB)
Intel® OS Guard
Intel® Software Guard Extensions (Intel® SGX)
Intel® Trusted Execution technology (TXT)
Secure Boot
Advanced Technologies
Enhanced Intel SpeedStep® technology
Instruction set extensions	Intel SSE4.1, Intel AMX, Intel SSE4.2, Intel AVX2, Intel AVX-512
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Number of AVX-512 FMA Units	2
Speed Shift technology
AMD SenseMI
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™)