AMD Ryzen 9 PRO 7945 vs AMD EPYC 7513

Comparative analysis of AMD Ryzen 9 PRO 7945 and AMD EPYC 7513 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.

AMD Ryzen 9 PRO 7945

AMD EPYC 7513

Differences

Reasons to consider the AMD Ryzen 9 PRO 7945

CPU is newer: launch date 2 year(s) 2 month(s) later
Around 48% higher clock speed: 5.4 GHz vs 3.65 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 5 nm vs 7 nm+
3.1x lower typical power consumption: 65 Watt vs 200 Watt
Around 53% better performance in PassMark - Single thread mark: 4184 vs 2730

Specifications (specs)
Launch date	13 Jun 2023 vs 15 Mar 2021
Maximum frequency	5.4 GHz vs 3.65 GHz
Manufacturing process technology	5 nm vs 7 nm+
Thermal Design Power (TDP)	65 Watt vs 200 Watt
Benchmarks
PassMark - Single thread mark	4184 vs 2730

Reasons to consider the AMD EPYC 7513

20 more cores, run more applications at once: 32 vs 12
40 more threads: 64 vs 24
2.7x more L1 cache, more data can be stored in the L1 cache for quick access later
1398101.3x more L2 cache, more data can be stored in the L2 cache for quick access later
2097152x more L3 cache, more data can be stored in the L3 cache for quick access later
2x better performance in PassMark - CPU mark: 96409 vs 47938

Specifications (specs)
Number of cores	32 vs 12
Number of threads	64 vs 24
L1 cache	2 MB vs 64K (per core)
L2 cache	16 MB vs 1MB (per core)
L3 cache	128 MB vs 64MB (shared)
Benchmarks
PassMark - CPU mark	96409 vs 47938

Compare benchmarks

CPU 1: AMD Ryzen 9 PRO 7945
CPU 2: AMD EPYC 7513

PassMark - Single thread mark

CPU 1

CPU 2

4184

2730

PassMark - CPU mark

CPU 1

CPU 2

47938

96409

Name	AMD Ryzen 9 PRO 7945	AMD EPYC 7513
PassMark - Single thread mark	4184	2730
PassMark - CPU mark	47938	96409

Compare specifications (specs)

	AMD Ryzen 9 PRO 7945	AMD EPYC 7513
Essentials
Launch date	13 Jun 2023	15 Mar 2021
Place in performance rating	56	53
Architecture codename		Zen 3
Launch price (MSRP)		$2840
OPN PIB		100-100000334WOF
OPN Tray		100-000000334
Vertical segment		Server
Performance
Base frequency	3.7 GHz	2.6 GHz
Die size	2x 71 mm²
L1 cache	64K (per core)	2 MB
L2 cache	1MB (per core)	16 MB
L3 cache	64MB (shared)	128 MB
Manufacturing process technology	5 nm	7 nm+
Maximum case temperature (TCase)	47°C
Maximum core temperature	95°C
Maximum frequency	5.4 GHz	3.65 GHz
Number of cores	12	32
Number of threads	24	64
Transistor count	13,140 million
Unlocked
Memory
ECC memory support
Supported memory types	DDR5-5200 MHz, Dual-channel	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	1
Sockets supported	AM5	SP3
Thermal Design Power (TDP)	65 Watt	200 Watt
Configurable TDP		165-200 Watt
Socket Count		1P/2P
Peripherals
PCIe configurations	Gen 5, 24 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™)