The Cortex-A73 processor can be paired with the Cortex-A53 or Cortex-A35 processor in a big.LITTLE configuration for mobile applications. The Cortex-A73 processor cluster has one to four cores, each with their L1 instruction and data caches, together with a single shared L2 unified cache.
- Highest performance in mobile power envelope. Up to 30% higher performance than previous generation.
- Up to 2.8GHz frequency for highest peak performance.
- New levels of sustained usage for the best user experience. Up to 30% increase in power efficiency.
- Smallest premium Armv8-A processor ever. Premium CPU under 0.65mm² per core.
|Multicore||1-4x Symmetrical Multiprocessing (SMP) within a single processor cluster, and multiple coherent SMP processor clusters through AMBA 4 ACE technology
|Debug & Trace
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The Cortex-A73 is the most efficient Premium processor from Arm, designed for use in a range of devices which require the highest performance in the Arm low-power architecture.
Premiere to mid-range smartphones
Over-the-top and set-top box devices
Large screen mobile devices
Efficient Out-of-Order Pipeline
Microarchitecture performance and power improvements to maximize efficiency of the 2-wide out-of-order pipeline. Achieve highest peak and sustained performance at frequencies up to 2.8GHz in advanced process technology for Premium smartphones.
State-of-the-art Branch Prediction and Power-Optimized Instruction Fetching
Advanced sophisticated prediction algorithm with power-optimized 64kB instruction cache.
High-performance Memory System
Full out-of-order dual-issue load/store capability combined with up to 64kB data cache. Enhanced data prefetching with automatic complex pattern detection.
Optimized mobile and consumer feature set
Combined with Cortex-A53 or Cortex-35 in big.LITTLE configuration using Arm CCI interconnect for high scalability.
The Cortex-A73 is the most efficient and highest performance application processor. It delivers 30% more performance than the Curtex-A72 current devices in a mobile power envelope for the best user experience.
The Cortex-A73 supports the Armv8-A architecture and is specifically optimized for mobile and consumer workload. It improves sustained performance and power efficiency by 30% over previous generation. Implementing at up to 2.8GHz, the Cortex-A73 increases the performance to power large screen mobile devices.
The Cortex-A73 is also the smallest premium Armv8-A processor. The Cortex-A73 delivers the highest single-thread performance in the smallest area footprint. Especially in big.LITTLE, it scales efficiently into mid-range smartphones and consumer devices to boost the user experience.
The Cortex-A73 processor can be incorporated into a SoC using a broad range of Arm technology including Graphics IP, System IP, and Physical IP. The Cortex-A73 processor is fully supported by Arm development tools. Related IP includes:
Cortex-A73 Software Optimization Guide
For software engineers and programmers, the software optimization guide examines the performance characteristics of instructions in detail.
Cortex-A73 Technical Reference Manual
For system designers, system integrators and programmers who are designing a SoC, the Technical Reference Manual is the go-to resource.Read here
Porting to Arm 64-bit
If you are migrating from an Armv7 architecture based design to the Armv8 64-bit A64 instruction set, we provide a porting guide to help you.Get the guide
Development Tools for Cortex-A
Arm and our partners provide specialist code generation, debug and analysis tools for software development on Cortex-A series processors, such as DS-5 Development Studio.Learn more
Cortex-A Series Programmer's Guide for Armv8-A
Common to all Cortex-A series processors, this programmer's guide is useful for assembly and C language application development for Armv8-A.Get the guide
Arm Design Reviews
Arm's on-site design review service gives licensees confidence that their Cortex-A73 CPU is implemented efficiently, to provide maximum system performance, with lowest risk and fastest time-to-market.
Questions? Request more information
Learn more about Cortex-A73, Arm's most-efficient high-performance processor that implements the Armv8-A architecture. Contact us to speak with our technical team.