Intel Xeon Platinum 8470 vs Intel Xeon Gold 5420+

Comparative analysis of Intel Xeon Platinum 8470 and Intel Xeon Gold 5420+ 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.

Intel Xeon Platinum 8470

Intel Xeon Gold 5420+

Differences

Reasons to consider the Intel Xeon Platinum 8470

24 more cores, run more applications at once: 52 vs 28
48 more threads: 104 vs 56
Around 86% more L1 cache; more data can be stored in the L1 cache for quick access later
1947355.4x more L2 cache, more data can be stored in the L2 cache for quick access later
2x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 3% better performance in PassMark - Single thread mark: 3153 vs 3048
Around 2% better performance in PassMark - CPU mark: 89850 vs 87824

Specifications (specs)
Number of cores	52 vs 28
Number of threads	104 vs 56
L1 cache	80 KB (per core) vs 80K (per core)
L2 cache	2 MB (per core) vs 2MB (per core)
L3 cache	105 MB vs 52.5 MB (shared)
Benchmarks
PassMark - Single thread mark	3153 vs 3048
PassMark - CPU mark	89850 vs 87824

Reasons to consider the Intel Xeon Gold 5420+

Around 8% higher clock speed: 4.10 GHz vs 3.8 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 7 nm vs 10 nm
Around 71% lower typical power consumption: 205 Watt vs 350 Watt

Maximum frequency	4.10 GHz vs 3.8 GHz
Manufacturing process technology	7 nm vs 10 nm
Thermal Design Power (TDP)	205 Watt vs 350 Watt

Compare benchmarks

CPU 1: Intel Xeon Platinum 8470
CPU 2: Intel Xeon Gold 5420+

PassMark - Single thread mark

CPU 1

CPU 2

3153

3048

PassMark - CPU mark

CPU 1

CPU 2

89850

87824

Name	Intel Xeon Platinum 8470	Intel Xeon Gold 5420+
PassMark - Single thread mark	3153	3048
PassMark - CPU mark	89850	87824

Compare specifications (specs)

	Intel Xeon Platinum 8470	Intel Xeon Gold 5420+
Essentials
Launch date	10 Jan 2023	10 Jan 2023
Launch price (MSRP)	$9359	$1848
Place in performance rating	55	67
Architecture codename		Sapphire Rapids
Processor Number		5420+
Series		4th Generation Intel Xeon Scalable Processors
Vertical segment		Server
Performance
Base frequency	2000 MHz	2.00 GHz
Die size	4x 477 mm²
L1 cache	80 KB (per core)	80K (per core)
L2 cache	2 MB (per core)	2MB (per core)
L3 cache	105 MB	52.5 MB (shared)
Manufacturing process technology	10 nm	7 nm
Maximum case temperature (TCase)	79°C
Maximum frequency	3.8 GHz	4.10 GHz
Number of cores	52	28
Number of threads	104	56
Unlocked
Maximum core temperature		84
Memory
ECC memory support
Supported memory types	DDR5	Up to DDR5 4400 MT/s 1DPC and 2DPC
Max memory channels		8
Maximum memory size		4 TB
Compatibility
Max number of CPUs in a configuration	2
Sockets supported	4677	FCLGA4677
Thermal Design Power (TDP)	350 Watt	205 Watt
Package Size		77.5mm x 56.5mm
Peripherals
PCIe configurations	Gen 5, 80 Lanes, (CPU only)
Max number of PCIe lanes		80
PCI Express revision		5
Scalability		2S
Security & Reliability
Execute Disable Bit (EDB)
Intel® OS Guard
Intel® Run Sure Technology
Intel® Software Guard Extensions (Intel® SGX)
Intel® Trusted Execution technology (TXT)
Secure Boot
Advanced Technologies
Instruction set extensions		Intel AMX, Intel SSE4.2, Intel AVX, 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
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)