AMD Ryzen Threadripper 3990X vs Apple A9X

Let's find out which one of AMD Ryzen Threadripper 3990X and Apple A9X is of a more recent generation, and what segment it belongs to.

• Name
  AMD Ryzen Threadripper 3990X Apple A9X
• Segment
  Desktop / Server Mobile
• Family
  AMD Ryzen Apple A series
• Generation
  3 9
• CPU group
  AMD Ryzen Threadripper 3000 Apple A9/A9X
• Predecessor
  -- Apple A8X
• Successor
  -- Apple A10X Fusion

In this block we are going to compare AMD Ryzen Threadripper 3990X vs Apple A9X 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.

• Frequency
  2.90 GHz 2.16 GHz
• CPU Cores
  64 2
• Turbo (1 Core)
  4.30 GHz 2.26 GHz
• CPU Threads
  128 2
• Hyperthreading
  Yes No
• Overclocking
  Yes No
• Core architecture
  normal normal
• A core
  -- 2x Twister

Common specifications for integrated graphics cards in AMD Ryzen Threadripper 3990X and Apple A9X along with supported interfaces and connection options. This block has no effect on the final efficiency of the CPU.

• GPU name
  no iGPU Apple A9X
• GPU frequency
  0.65 GHz
• GPU (Turbo)
  No turbo No turbo
• Execution units
  12
• Shader
  384
• Max. GPU Memory
  -- 4 GB
• Max. displays
  1
• Generation
  6
• Technology
  16 nm
• Release date
  Q3/2015

Let's compare the support of video codecs between AMD Ryzen Threadripper 3990X and Apple A9X. 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 Decode / Encode
• VP9
  No No
• VP8
  No Decode
• AV1
  No No
• AVC
  No Decode
• VC-1
  No Decode
• JPEG
  No Decode / Encode

To choose the best model between AMD Ryzen Threadripper 3990X and Apple A9X 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
  DDR4-3200 LPDDR4-3200
• Max. Memory
  2048 GB 4 GB
• ECC
  Yes No
• Memory channels
  4 2
• PCIe version
  4.0
• PCIe lanes
  72

AES-NI encryption support for CPUs AMD Ryzen Threadripper 3990X and Apple A9X.

• AES-NI
  Yes No

Let's find out what TDP value would be better for AMD Ryzen Threadripper 3990X or Apple A9X? 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)
  280 W 8 W
• Tjunction max.
  95 °C --

Here you can find a comparison of 2nd and 3rd level cache sizes for AMD Ryzen Threadripper 3990X and Apple A9X CPUs along with a list of ISA extensions.

• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• Virtualization
  AMD-V, SVM None
• ISA extensions
  SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
• L2-Cache
  -- 3.00 MB
• L3-Cache
  256.00 MB --
• Architecture
  Castle Peak (Zen 2) A9
• Technology
  7 nm 16 nm
• Socket
  TRX4 (sTRX4) N/A
• Release date
  Q1/2020 Q3/2015

List of devices based on AMD Ryzen Threadripper 3990X and Apple A9X.

• Used in
  Unknown Apple iPad Pro (1. Gen)