AMD Ryzen 9 PRO 7945 vs Intel Xeon Gold 5420+

Comparative analysis of AMD Ryzen 9 PRO 7945 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.

AMD Ryzen 9 PRO 7945

Intel Xeon Gold 5420+

Differences

Reasons to consider the AMD Ryzen 9 PRO 7945

CPU is newer: launch date 5 month(s) later
Around 32% higher clock speed: 5.4 GHz vs 4.10 GHz
Around 13% higher maximum core temperature: 95°C vs 84
A newer manufacturing process allows for a more powerful, yet cooler running processor: 5 nm vs 7 nm
3.2x lower typical power consumption: 65 Watt vs 205 Watt
Around 39% better performance in PassMark - Single thread mark: 4174 vs 3012

Specifications (specs)
Launch date	13 Jun 2023 vs 10 Jan 2023
Maximum frequency	5.4 GHz vs 4.10 GHz
Maximum core temperature	95°C vs 84
Manufacturing process technology	5 nm vs 7 nm
Thermal Design Power (TDP)	65 Watt vs 205 Watt
Benchmarks
PassMark - Single thread mark	4174 vs 3012

Reasons to consider the Intel Xeon Gold 5420+

16 more cores, run more applications at once: 28 vs 12
32 more threads: 56 vs 24
2.9x more L1 cache, more data can be stored in the L1 cache for quick access later
4.7x more L2 cache, more data can be stored in the L2 cache for quick access later
860160x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 85% better performance in PassMark - CPU mark: 88738 vs 47847

Specifications (specs)
Number of cores	28 vs 12
Number of threads	56 vs 24
L1 cache	80K (per core) vs 64K (per core)
L2 cache	2MB (per core) vs 1MB (per core)
L3 cache	52.5 MB (shared) vs 64MB (shared)
Benchmarks
PassMark - CPU mark	88738 vs 47847

Compare benchmarks

CPU 1: AMD Ryzen 9 PRO 7945
CPU 2: Intel Xeon Gold 5420+

PassMark - Single thread mark

CPU 1

CPU 2

4174

3012

PassMark - CPU mark

CPU 1

CPU 2

47847

88738

Name	AMD Ryzen 9 PRO 7945	Intel Xeon Gold 5420+
PassMark - Single thread mark	4174	3012
PassMark - CPU mark	47847	88738

Compare specifications (specs)

	AMD Ryzen 9 PRO 7945	Intel Xeon Gold 5420+
Essentials
Launch date	13 Jun 2023	10 Jan 2023
Place in performance rating	69	60
Architecture codename		Sapphire Rapids
Launch price (MSRP)		$1848
Processor Number		5420+
Series		4th Generation Intel Xeon Scalable Processors
Vertical segment		Server
Performance
Base frequency	3.7 GHz	2.00 GHz
Die size	2x 71 mm²
L1 cache	64K (per core)	80K (per core)
L2 cache	1MB (per core)	2MB (per core)
L3 cache	64MB (shared)	52.5 MB (shared)
Manufacturing process technology	5 nm	7 nm
Maximum case temperature (TCase)	47°C
Maximum core temperature	95°C	84
Maximum frequency	5.4 GHz	4.10 GHz
Number of cores	12	28
Number of threads	24	56
Transistor count	13,140 million
Unlocked
Memory
ECC memory support
Supported memory types	DDR5-5200 MHz, Dual-channel	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	1
Sockets supported	AM5	FCLGA4677
Thermal Design Power (TDP)	65 Watt	205 Watt
Package Size		77.5mm x 56.5mm
Peripherals
PCIe configurations	Gen 5, 24 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)