AMD Ryzen 7 PRO 7745 vs AMD EPYC 7662

Comparative analysis of AMD Ryzen 7 PRO 7745 and AMD EPYC 7662 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.

 

Differences

Reasons to consider the AMD Ryzen 7 PRO 7745

  • CPU is newer: launch date 3 year(s) 3 month(s) later
  • Around 61% higher clock speed: 5.3 GHz vs 3.3 GHz
  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 5 nm vs 7 nm, 14 nm
  • 3.5x lower typical power consumption: 65 Watt vs 225 Watt
  • Around 95% better performance in PassMark - Single thread mark: 4083 vs 2089
Specifications (specs)
Launch date 13 Jun 2023 vs 19 Feb 2020
Maximum frequency 5.3 GHz vs 3.3 GHz
Manufacturing process technology 5 nm vs 7 nm, 14 nm
Thermal Design Power (TDP) 65 Watt vs 225 Watt
Benchmarks
PassMark - Single thread mark 4083 vs 2089

Reasons to consider the AMD EPYC 7662

  • 56 more cores, run more applications at once: 64 vs 8
  • 112 more threads: 128 vs 16
  • 8x more L1 cache, more data can be stored in the L1 cache for quick access later
  • 4194304x more L2 cache, more data can be stored in the L2 cache for quick access later
  • 8388608x more L3 cache, more data can be stored in the L3 cache for quick access later
  • 2.8x better performance in PassMark - CPU mark: 97178 vs 34652
Specifications (specs)
Number of cores 64 vs 8
Number of threads 128 vs 16
L1 cache 4 MB vs 64K (per core)
L2 cache 32 MB vs 1MB (per core)
L3 cache 256 MB vs 32MB (shared)
Benchmarks
PassMark - CPU mark 97178 vs 34652

Compare benchmarks

CPU 1: AMD Ryzen 7 PRO 7745
CPU 2: AMD EPYC 7662

PassMark - Single thread mark
CPU 1
CPU 2
4083
2089
PassMark - CPU mark
CPU 1
CPU 2
34652
97178
Name AMD Ryzen 7 PRO 7745 AMD EPYC 7662
PassMark - Single thread mark 4083 2089
PassMark - CPU mark 34652 97178

Compare specifications (specs)

AMD Ryzen 7 PRO 7745 AMD EPYC 7662

Essentials

Launch date 13 Jun 2023 19 Feb 2020
Place in performance rating 117 129
Architecture codename Zen 3
OPN PIB 100-100000137WOF
OPN Tray 100-000000137
Vertical segment Server

Performance

Base frequency 3.8 GHz 2.0 GHz
Die size 71 mm²
L1 cache 64K (per core) 4 MB
L2 cache 1MB (per core) 32 MB
L3 cache 32MB (shared) 256 MB
Manufacturing process technology 5 nm 7 nm, 14 nm
Maximum case temperature (TCase) 61°C
Maximum core temperature 95°C
Maximum frequency 5.3 GHz 3.3 GHz
Number of cores 8 64
Number of threads 16 128
Transistor count 6,570 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 225 Watt
Socket Count 1P/2P

Peripherals

PCIe configurations Gen 5, 24 Lanes, (CPU only) x16, x8
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™)