Intel Xeon w7-3455 vs AMD EPYC 7343

Comparative analysis of Intel Xeon w7-3455 and AMD EPYC 7343 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.

Intel Xeon w7-3455

AMD EPYC 7343

Differences

Reasons to consider the Intel Xeon w7-3455

CPU is newer: launch date 1 year(s) 11 month(s) later
8 more cores, run more applications at once: 24 vs 16
16 more threads: 48 vs 32
Around 23% higher clock speed: 4.8 GHz vs 3.9 GHz
Around 88% 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 26% better performance in PassMark - Single thread mark: 3595 vs 2852

Specifications (specs)
Launch date	15 Feb 2023 vs 15 Mar 2021
Number of cores	24 vs 16
Number of threads	48 vs 32
Maximum frequency	4.8 GHz vs 3.9 GHz
L1 cache	80 KB (per core) vs 1 MB
L2 cache	2 MB (per core) vs 8 MB
Benchmarks
PassMark - Single thread mark	3595 vs 2852

Reasons to consider the AMD EPYC 7343

A newer manufacturing process allows for a more powerful, yet cooler running processor: 7 nm+ vs 10 nm
Around 90% more L3 cache; more data can be stored in the L3 cache for quick access later
Around 42% lower typical power consumption: 190 Watt vs 270 Watt
Around 25% better performance in PassMark - CPU mark: 73010 vs 58393

Specifications (specs)
Manufacturing process technology	7 nm+ vs 10 nm
L3 cache	128 MB vs 67.5 MB
Thermal Design Power (TDP)	190 Watt vs 270 Watt
Benchmarks
PassMark - CPU mark	73010 vs 58393

Compare benchmarks

CPU 1: Intel Xeon w7-3455
CPU 2: AMD EPYC 7343

PassMark - Single thread mark

CPU 1

CPU 2

3595

2852

PassMark - CPU mark

CPU 1

CPU 2

58393

73010

Name	Intel Xeon w7-3455	AMD EPYC 7343
PassMark - Single thread mark	3595	2852
PassMark - CPU mark	58393	73010

Compare specifications (specs)

	Intel Xeon w7-3455	AMD EPYC 7343
Essentials
Launch date	15 Feb 2023	15 Mar 2021
Launch price (MSRP)	$2489	$1565
Place in performance rating	100	126
Architecture codename		Zen 3
OPN PIB		100-100000338WOF
OPN Tray		100-000000338
Vertical segment		Server
Performance
Base frequency	2.5 GHz	3.2 GHz
Die size	4x 477 mm²
L1 cache	80 KB (per core)	1 MB
L2 cache	2 MB (per core)	8 MB
L3 cache	67.5 MB	128 MB
Manufacturing process technology	10 nm	7 nm+
Maximum case temperature (TCase)	72°C
Maximum frequency	4.8 GHz	3.9 GHz
Number of cores	24	16
Number of threads	48	32
Unlocked
Memory
ECC memory support
Supported memory types	DDR5	DDR4-3200
Max memory channels		8
Maximum memory bandwidth		190.73 GB/s
Maximum memory size		4 TB
Compatibility
Max number of CPUs in a configuration	1
Sockets supported	4677	SP3
Thermal Design Power (TDP)	270 Watt	190 Watt
Configurable TDP		165-200 Watt
Socket Count		1P/2P
Peripherals
PCIe configurations	Gen 5, 112 Lanes, (CPU only)
Max number of PCIe lanes		128
PCI Express revision		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™)