Apple A19 vs Apple A15 Bionic Full Specs

Summary

6 Cores(2P+4E) 6 Threads(2P+4E) 4.26GHz	6 Cores(2P+4E) 6 Threads(2P+4E) 3.23GHz
TDP 5W	TDP 5W
Bandwidth 68.3GB/s LPDDR5X	Bandwidth 34.1GB/s LPDDR4X
iGPU 5-Core A19	iGPU 4-Core A15
Peak·FP32·FP16 3.76 TFLOPSFP16	Peak·FP32·FP16 1.37 TFLOPSFP16

Core Config

6 Cores 2P 4E	6 Cores 2P 4E
6 Threads 2P 4E	6 Threads 2P 4E

Clocks

Base Clock 4.26GHz	Base Clock 3.23GHz
Overclocking Locked	Overclocking Locked

Cache

L1i 192KB P 128KB E	L1i 192KB P 128KB E
L1d 128KB P 64KB E	L1d 128KB P 64KB E
L2 8MB P shared 4MB E shared	L2 12MB P shared 4MB E shared
SLC Cache 12MB	SLC Cache 32MB

Memory

Type LPDDR5X	Type LPDDR4X
Max Memory 8GB	Max Memory 4GB
ECC No	ECC No
Channels 1	Channels 1
Bus Width 64-bit	Bus Width 64-bit
Speed 8533MT/s	Speed 4266MT/s
Bandwidth 68.3GB/s	Bandwidth 34.1GB/s
Bandwidth Calculator Channels Transfer Rate8533MT/s Calculated Bandwidth 68.3GB/s	Bandwidth Calculator Channels Transfer Rate4266MT/s Calculated Bandwidth 34.1GB/s

Power & Thermals

TDP 5W	TDP 5W
Peak Power 11W	Peak Power -

Expansion

PCIe PCIe 4.0 x3 5.9GB/sBandwidth

PCIe PCIe 4.0 x4 7.9GB/sBandwidth

iGPU

iGPU 5-Core A19	iGPU 4-Core A15
Shaders 640	Shaders 512
Boost Clock 1.47GHz	Boost Clock 1.34GHz
Peak·FP32·FP16 3.76 TFLOPSFP16	Peak·FP32·FP16 1.37 TFLOPSFP16

NPU

NPU Model H18 Apollo	NPU Model H14 Bia
NPU Cores 16	NPU Cores 16
NPU Clock 2.17GHz	NPU Clock 1.94GHz
Performance 35 TOPSINT8	Performance 15.8 TOPSFP16

Chip

Manufacturer Apple	Manufacturer Apple
ISA AArch64	ISA AArch64
Architecture Apple Silicon 15ARMv9.2-A	Architecture Apple Silicon 11ARMv8.5-A
Family A Series	Family A Series
Branding	Branding
Codename Tilos A19Variant AS15PP-Core AS15EE-Core	Codename Ellis A15Variant AvalancheP-Core BlizzardE-Core
Market Segment Smartphone	Market Segment Smartphone
Release Date Sep 9, 2025	Release Date Sep 24, 2021

Fabrication

Foundry TSMC	Foundry TSMC
Fabrication Node N3P	Fabrication Node N5P
Die Size 83mm²	Die Size 108mm²
Transistor Count 14.3 Billion	Transistor Count 15 Billion
Transistor Density 172 MTr/mm²	Transistor Density 139 MTr/mm²

Images

Used In

Smartphones iPhone 17

Smartphones iPhone SE 3(Gen 3)iPhone 13 miniiPhone 13

Competitors

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