Intel Xeon w7-3455 vs AMD EPYC 7663

Comparative analysis of Intel Xeon w7-3455 and AMD EPYC 7663 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.

Intel Xeon w7-3455

AMD EPYC 7663

Differences

Reasons to consider the Intel Xeon w7-3455

CPU is newer: launch date 1 year(s) 11 month(s) later
Around 37% higher clock speed: 4.8 GHz vs 3.5 GHz
Around 71% more L2 cache; more data can be stored in the L2 cache for quick access later
Around 38% better performance in PassMark - Single thread mark: 3595 vs 2606

Specifications (specs)
Launch date	15 Feb 2023 vs 15 Mar 2021
Maximum frequency	4.8 GHz vs 3.5 GHz
L2 cache	2 MB (per core) vs 512 KB (per core)
Benchmarks
PassMark - Single thread mark	3595 vs 2606

Reasons to consider the AMD EPYC 7663

32 more cores, run more applications at once: 56 vs 24
64 more threads: 112 vs 48
A newer manufacturing process allows for a more powerful, yet cooler running processor: 7 nm vs 10 nm
Around 87% more L1 cache; more data can be stored in the L1 cache for quick access later
3.8x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 13% lower typical power consumption: 240 Watt vs 270 Watt
Around 41% better performance in PassMark - CPU mark: 82087 vs 58393

Specifications (specs)
Number of cores	56 vs 24
Number of threads	112 vs 48
Manufacturing process technology	7 nm vs 10 nm
L1 cache	64 KB (per core) vs 80 KB (per core)
L3 cache	256 MB (shared) vs 67.5 MB
Max number of CPUs in a configuration	2 vs 1
Thermal Design Power (TDP)	240 Watt vs 270 Watt
Benchmarks
PassMark - CPU mark	82087 vs 58393

Compare benchmarks

CPU 1: Intel Xeon w7-3455
CPU 2: AMD EPYC 7663

PassMark - Single thread mark

CPU 1

CPU 2

3595

2606

PassMark - CPU mark

CPU 1

CPU 2

58393

82087

Name	Intel Xeon w7-3455	AMD EPYC 7663
PassMark - Single thread mark	3595	2606
PassMark - CPU mark	58393	82087

Compare specifications (specs)

	Intel Xeon w7-3455	AMD EPYC 7663
Essentials
Launch date	15 Feb 2023	15 Mar 2021
Launch price (MSRP)	$2489	$6366
Place in performance rating	100	117
Performance
Base frequency	2.5 GHz	2000 MHz
Die size	4x 477 mm²	8x 81 mm²
L1 cache	80 KB (per core)	64 KB (per core)
L2 cache	2 MB (per core)	512 KB (per core)
L3 cache	67.5 MB	256 MB (shared)
Manufacturing process technology	10 nm	7 nm
Maximum case temperature (TCase)	72°C
Maximum frequency	4.8 GHz	3.5 GHz
Number of cores	24	56
Number of threads	48	112
Unlocked
Transistor count		33,200 million
Memory
ECC memory support
Supported memory types	DDR5	DDR4
Compatibility
Max number of CPUs in a configuration	1	2
Sockets supported	4677	SP3
Thermal Design Power (TDP)	270 Watt	240 Watt
Configurable TDP		225 Watt
Peripherals
PCIe configurations	Gen 5, 112 Lanes, (CPU only)	Gen 4, 128 Lanes, (CPU only)