AMD Ryzen 9 PRO 5945 vs AMD Ryzen 7 PRO 5845

Let's find out which one of AMD Ryzen 9 PRO 5945 and AMD Ryzen 7 PRO 5845 is of a more recent generation, and what segment it belongs to.

• Name
  AMD Ryzen 9 PRO 5945 AMD Ryzen 7 PRO 5845
• Family
  AMD Ryzen 5 AMD Ryzen 5
• CPU group
  AMD Ryzen 5000U AMD Ryzen 5000U
• Segment
  Mobile Mobile
• Generation
  4 4

In this block we are going to compare AMD Ryzen 9 PRO 5945 vs AMD Ryzen 7 PRO 5845 by main technical specifications: number of cores and threads, base and maximum frequencies, process technology and cache size. The higher these specifications are, the more powerful your CPU will be.

• CPU Cores / Threads
  12 / 24 8 / 16
• Core architecture
  normal normal
• Cores
  12x 8x
• Hyperthreading / SMT
  Yes Yes
• Overclocking
  Yes Yes
• Frequency
  3.00 GHz 3.40 GHz
• Turbo Frequency (1 Core)
  4.70 GHz 4.60 GHz

Common specifications for integrated graphics cards in AMD Ryzen 9 PRO 5945 and AMD Ryzen 7 PRO 5845 along with supported interfaces and connection options. This block has no effect on the final efficiency of the CPU.

• GPU name
  no iGPU no iGPU
• GPU (Turbo)
  No turbo No turbo

Let's compare the support of video codecs between AMD Ryzen 9 PRO 5945 and AMD Ryzen 7 PRO 5845. Hardware support of video decoding by embedded graphics cards directly affects the speed and quality of rendering videos.

• h265 / HEVC (8 bit)
  No No
• h265 / HEVC (10 bit)
  No No
• h264
  No No
• VP8
  No No
• VP9
  No No
• AV1
  No No
• AVC
  No No
• VC-1
  No No
• JPEG
  No No

To choose the best model between AMD Ryzen 9 PRO 5945 and AMD Ryzen 7 PRO 5845 you need to pay special attention to memory type, clock frequency, multi-channel features, and PCIe version. The higher these numbers are, the better your CPU will be. Keep in mind that the maximum memory and frequency may also depend on the model of the motherboard.

• Memory type
  LPDDR4-3200 LPDDR4-3200
• Max. Memory
  64 GB 64 GB
• Memory channels
  2 (Dual Channel) 2 (Dual Channel)
• Bandwidth
  51.2 GB/s 51.2 GB/s
• ECC
  No No
• PCIe
  4.0 4.0
• AES-NI
  Yes Yes

Let's find out what TDP value would be better for AMD Ryzen 9 PRO 5945 or AMD Ryzen 7 PRO 5845? The Thermal Design Power (TDP) indicates the maximum amount of heat that should be dissipated by the chip cooling system. However, the value of TDP gives only a rough indication of the real power consumption of the CPU.

• TDP (PL1)
  65 W 65 W
• Tjunction max.
  95 \xc2\xb0C 95 \xc2\xb0C

Here you can find a comparison of 2nd and 3rd level cache sizes for AMD Ryzen 9 PRO 5945 and AMD Ryzen 7 PRO 5845 CPUs along with a list of ISA extensions.

• Technology
  7 nm 7 nm
• Chip design
  Chiplet Chiplet
• Socket
  AM4 (LGA 1331) AM4 (LGA 1331)
• L2-Cache
  6.00 MB 4.00 MB
• L3-Cache
  64.00 MB 32.00 MB
• Architecture
  Cezanne (Zen 3) Cezanne (Zen 3)
• Operating systems
  Windows 10, Windows 11, Linux Windows 10, Windows 11, Linux
• Virtualization
  AMD-V, SVM AMD-V, SVM
• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• ISA extensions
  SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
• Release date
  Q3/2022 Q3/2022
• Part Number
  100-000000831 100-000000832
• Documents
  Technical data sheet Technical data sheet