Arm发布面向汽车自动驾驶场景和行业应用的新IP，Cortex-A78AE CPU、Mali-G78AE GPU和Mali-C71AE ISP

Arm Cortex-A78AE CPU

Arm Cortex-A78AE CPU Key features and specifications:

• Architecture – Armv8.2-A (AArch32 at ELO only)
• Extensions – Armv8.1, Armv8.2, and Armv8.3 extensions (LDAPR instructions only), RAS extensions, Armv8.4 Dot Product, Cryptography extensions, RAS extensions
• Microarchitecture
  • Up to 4x CPU cores per cluster
  • Out of order pipeline
  • Neon / Floating Point Unit included with INT8 Dot Product and IEEE FP16
  • Optional Cryptography Unit
  • 48-bit Physical Addressing (PA)
• Memory system and external interfaces
  • 32kB to 64kB L1 I-Cache / D-Cache
  • 256kB to 512kB L2 Cache
  • Optional 512kB to 4MB L3 Cache
  • ECC Support
  • LPAE
  • Bus interfaces – AMBA ACE or CHI
  • Optional ACP, peripheral port
  • Functional Safety Support – ASIL D Systematic1 and ASIL D Diagnostic2
  • Security – TrustZone
  • Interrupts – External GICv4
  • Generic timer – Armv8-A
  • Non-intrusive debug (trace)

Cortex-A78AE是Cortex-A76AE处理器的升级版本，A78AE在相同的功率效率下性能提高了30%，在相同的总功率下性能提高了25%，或者在相同的性能水平下降低了60%。

Arm Mali-G78AE GPU

Mali-G78EU key features:

• Configurable from 1 to 24 cores
• Anti-aliasing – 4x/8x/16x MSAA (Multi-Sampling Anti-Aliasing)
• API support
  • OpenGL ES 1.1, 2.0, 3.1, 3.2
  • Vulkan 1.1, 1.2
  • OpenCL 1.1, 1.2, 2.0 Full profile
  • OpenGL SC 1.0, 2.0
• Bus interface – AMBA 5 ACE, ACE-LITE, and AXI
• L2 cache – Configurable 256KB – 4MB
• Adaptive Scalable Texture Compression (ASTC) – Low Dynamic Range (LDR) and High Dynamic Range (HDR); supports both 2D and 3D images.
• Arm Frame Buffer Compression (AFBC) – Version 1.3

Mali-G78EU GPU支持汽车和工业安全标准，添加了灵活分区和虚拟化等功能，以隔离各种图形和计算任务并提高可靠性。12核的Mali-G78AE MC12 GPU，可以满足不同的工作负载需求。

Arm Mali-C71AE ISP

车辆自动驾驶和机器人需要大量视频信号输入，因此 Arm 推出 Mali-C71AE 图像信号处理器 （ISP）非常有意义，它支持多达 4 个实时摄像机或 16 个缓冲摄像机，总吞吐量为 1.2 GP/s（千兆像素/秒），可以为机器视觉提供充足的性能保证。

搭载Arm Mali-78AE CPU、Mali-G78AE GPU 和 Mali-C71AE ISP 的SoC将很快面试，将有助于推动自动驾驶和工业自动化的发展。