Intel Xeon Platinum 8470 vs AMD EPYC 7643

Comparative analysis of Intel Xeon Platinum 8470 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.

Intel Xeon Platinum 8470

AMD EPYC 7643

Differences

Reasons to consider the Intel Xeon Platinum 8470

CPU is newer: launch date 1 year(s) 9 month(s) later
4 more cores, run more applications at once: 52 vs 48
8 more threads: 104 vs 96
Around 6% higher clock speed: 3.8 GHz vs 3.6 GHz
Around 35% more L1 cache; more data can be stored in the L1 cache for quick access later
4.3x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 17% better performance in PassMark - Single thread mark: 3153 vs 2689

Specifications (specs)
Launch date	10 Jan 2023 vs 15 Mar 2021
Number of cores	52 vs 48
Number of threads	104 vs 96
Maximum frequency	3.8 GHz vs 3.6 GHz
L1 cache	80 KB (per core) vs 3 MB
L2 cache	2 MB (per core) vs 24 MB
Benchmarks
PassMark - Single thread mark	3153 vs 2689

Reasons to consider the AMD EPYC 7643

A newer manufacturing process allows for a more powerful, yet cooler running processor: 7 nm+ vs 10 nm
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 29% better performance in PassMark - CPU mark: 115676 vs 89850

Specifications (specs)
Manufacturing process technology	7 nm+ vs 10 nm
L3 cache	256 MB vs 105 MB
Thermal Design Power (TDP)	240 Watt vs 350 Watt
Benchmarks
PassMark - CPU mark	115676 vs 89850

Compare benchmarks

CPU 1: Intel Xeon Platinum 8470
CPU 2: AMD EPYC 7643

PassMark - Single thread mark

CPU 1

CPU 2

3153

2689

PassMark - CPU mark

CPU 1

CPU 2

89850

115676

Name	Intel Xeon Platinum 8470	AMD EPYC 7643
PassMark - Single thread mark	3153	2689
PassMark - CPU mark	89850	115676

Compare specifications (specs)

	Intel Xeon Platinum 8470	AMD EPYC 7643
Essentials
Launch date	10 Jan 2023	15 Mar 2021
Launch price (MSRP)	$9359	$4995
Place in performance rating	36	23
Architecture codename		Zen 3
OPN PIB		100-100000326WOF
OPN Tray		100-000000326
Vertical segment		Server
Performance
Base frequency	2000 MHz	2.3 GHz
Die size	4x 477 mm²
L1 cache	80 KB (per core)	3 MB
L2 cache	2 MB (per core)	24 MB
L3 cache	105 MB	256 MB
Manufacturing process technology	10 nm	7 nm+
Maximum case temperature (TCase)	79°C
Maximum frequency	3.8 GHz	3.6 GHz
Number of cores	52	48
Number of threads	104	96
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	2
Sockets supported	4677	SP3
Thermal Design Power (TDP)	350 Watt	240 Watt
Configurable TDP		225-240 Watt
Socket Count		1P/2P
Peripherals
PCIe configurations	Gen 5, 80 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™)