Intel Xeon Gold 5420+ vs Intel Xeon Gold 6142

Comparative analysis of Intel Xeon Gold 5420+ and Intel Xeon Gold 6142 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, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

Intel Xeon Gold 5420+

Intel Xeon Gold 6142

Differences

Reasons to consider the Intel Xeon Gold 5420+

12 more cores, run more applications at once: 28 vs 16
24 more threads: 56 vs 32
Around 11% higher clock speed: 4.10 GHz vs 3.70 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 7 nm vs 14 nm
5.3x more maximum memory size: 4 TB vs 768 GB
Around 45% better performance in PassMark - Single thread mark: 3048 vs 2101
2.4x better performance in PassMark - CPU mark: 87824 vs 35888

Specifications (specs)
Number of cores	28 vs 16
Number of threads	56 vs 32
Maximum frequency	4.10 GHz vs 3.70 GHz
Manufacturing process technology	7 nm vs 14 nm
Maximum memory size	4 TB vs 768 GB
Benchmarks
PassMark - Single thread mark	3048 vs 2101
PassMark - CPU mark	87824 vs 35888

Reasons to consider the Intel Xeon Gold 6142

Around 1% higher maximum core temperature: 85°C vs 84
Around 37% lower typical power consumption: 150 Watt vs 205 Watt

Maximum core temperature	85°C vs 84
Thermal Design Power (TDP)	150 Watt vs 205 Watt

Compare benchmarks

CPU 1: Intel Xeon Gold 5420+
CPU 2: Intel Xeon Gold 6142

PassMark - Single thread mark

CPU 1

CPU 2

3048

2101

PassMark - CPU mark

CPU 1

CPU 2

87824

35888

Name	Intel Xeon Gold 5420+	Intel Xeon Gold 6142
PassMark - Single thread mark	3048	2101
PassMark - CPU mark	87824	35888
Geekbench 4 - Single Core		4001
Geekbench 4 - Multi-Core		32370

Compare specifications (specs)

	Intel Xeon Gold 5420+	Intel Xeon Gold 6142
Essentials
Architecture codename	Sapphire Rapids	Skylake
Launch date	10 Jan 2023	Q3'17
Launch price (MSRP)	$1848
Place in performance rating	67	84
Processor Number	5420+	6142
Series	4th Generation Intel Xeon Scalable Processors	Intel® Xeon® Scalable Processors
Vertical segment	Server	Server
Status		Launched
Performance
Base frequency	2.00 GHz	2.60 GHz
L1 cache	80K (per core)
L2 cache	2MB (per core)
L3 cache	52.5 MB (shared)
Manufacturing process technology	7 nm	14 nm
Maximum core temperature	84	85°C
Maximum frequency	4.10 GHz	3.70 GHz
Number of cores	28	16
Number of threads	56	32
Number of Ultra Path Interconnect (UPI) Links		3
Memory
Max memory channels	8	6
Maximum memory size	4 TB	768 GB
Supported memory types	Up to DDR5 4400 MT/s 1DPC and 2DPC	DDR4-2666
Supported memory frequency		2666 MHz
Compatibility
Package Size	77.5mm x 56.5mm	76.0mm x 56.5mm
Sockets supported	FCLGA4677	FCLGA3647
Thermal Design Power (TDP)	205 Watt	150 Watt
Low Halogen Options Available
Peripherals
Max number of PCIe lanes	80	48
PCI Express revision	5	3.0
Scalability	2S	S4S
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
Mode-based Execute Control (MBE)
Advanced Technologies
Instruction set extensions	Intel AMX, Intel SSE4.2, Intel AVX, Intel AVX2, Intel AVX-512	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	2
Speed Shift technology
Enhanced Intel SpeedStep® technology
Intel® Optane™ Memory Supported
Intel® TSX-NI
Intel® Volume Management Device (VMD)
Intel® vPro™ Platform Eligibility
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)