A9 Family

Comparing 2 tiers. Where a tier has multiple variants, values show the range across all configurations.

Spec A9X A9
Devices iPhone SE (1st generation)
iPhone 6S Plus
iPhone 6S
CPU
CPU Cores 2 2
Performance Cores 2 2
Performance CPU Name Twister Twister
Performance Core Speed (GHz) 2.26 1.85
CPU ISA ARMv8-A ARMv8-A
GPU
GPU cores 12 6
GPU Frequency (GHz) 650 650
Ray Tracing
GPU Vendor PowerVR PowerVR
Memory
Memory bandwidth (GB/s) 51.2
Memory type LPDDR4 LPDDR4
Memory options (GB) 4 2
Media Engine
Hardware Acceleration H264
HEVC
H264
HEVC
Semiconductor Tech
Process node (nm) 16 16
Transistors (billion) 3
Die size (mm²) 143.9
Part number APL1021 APL1022
Release date 2015-11-11 2015-09-09

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