AMD A4 Micro-6400T vs Apple A19 Full Specs

Summary

4 Cores 4 Threads 1GHz	6 Cores(2P+4E) 6 Threads(2P+4E) 4.26GHz
TDP 4.5W	TDP 5W
Bandwidth 21.3GB/s DDR3	Bandwidth 68.3GB/s LPDDR5X
iGPU Radeon R3 2CU 350MHz GCN 2	iGPU 5-Core A19
Peak·FP32·FP16 89.6 GFLOPSFP32	Peak·FP32·FP16 3.76 TFLOPSFP16
Socket FT3b	Socket -

Highlights

Geekbench 6 Single

Geekbench 6 Single Geekbench 6 Multi Max Bandwidth iGPU Peak iGPU FP32 iGPU FP16 NPU TOPS TDP

A4 Micro-6400T160

x1

A193,608

x22.55

Show Top Score

Core Config

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

Clocks

Base Clock 1GHz	Base Clock 4.26GHz
Boost Clock 1.6GHz	Boost Clock -
Overclocking Locked	Overclocking Locked

Cache

L1i 32KB P -	L1i 192KB P 128KB E
L1d 32KB P -	L1d 128KB P 64KB E
L2 2MB P shared -	L2 8MB P shared 4MB E shared
SLC Cache -	SLC Cache 12MB

Memory

Type DDR3	Type LPDDR5X
Max Memory 32GB	Max Memory 8GB
ECC No	ECC No
Channels 2	Channels 1
Bus Width 128-bit	Bus Width 64-bit
Speed 1333MT/s	Speed 8533MT/s
Bandwidth 21.3GB/s	Bandwidth 68.3GB/s
Bandwidth Calculator Channels Transfer Rate1333MT/s Calculated Bandwidth 21.3GB/s	Bandwidth Calculator Channels Transfer Rate8533MT/s Calculated Bandwidth 68.3GB/s

Power & Thermals

TDP 4.5W	TDP 5W
Peak Power -	Peak Power 11W

Expansion

PCIe PCIe 2.0 x8 4GB/sBandwidth

PCIe PCIe 4.0 x3 5.9GB/sBandwidth

iGPU

iGPU Radeon R3 2CU 350MHz GCN 2	iGPU 5-Core A19
Shaders 128	Shaders 640
Boost Clock 350MHz	Boost Clock 1.47GHz
Peak·FP32·FP16 89.6 GFLOPSFP32	Peak·FP32·FP16 3.76 TFLOPSFP16

NPU

NPU Model -	NPU Model H18 Apollo
NPU Cores -	NPU Cores 16
NPU Clock -	NPU Clock 2.17GHz
Performance -	Performance 35 TOPSINT8

Chip

Manufacturer AMD	Manufacturer Apple
ISA x86-64	ISA AArch64
Architecture Puma	Architecture Apple Silicon 15ARMv9.2-A
Family A Series	Family A Series
Branding	Branding
Codename Mullins - - -	Codename Tilos A19Variant AS15PP-Core AS15EE-Core
Market Segment Laptop	Market Segment Smartphone
Release Date Apr 29, 2014	Release Date Sep 9, 2025

Fabrication

Foundry GlobalFoundries	Foundry TSMC
Fabrication Node 28nm	Fabrication Node N3P
Die Size 107mm²	Die Size 83mm²
Transistor Count 930 Million	Transistor Count 14.3 Billion
Transistor Density 9 MTr/mm²	Transistor Density 172 MTr/mm²

Images

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Used In

Smartphones -

Smartphones iPhone 17

Competitors

AMDA4 Micro-6400T vs CPU AppleA16 (iPad) AMDA4 Micro-6400T vs CPU AppleA18 Pro (Neo) AMDA4 Micro-6400T vs CPU AppleA19 (17e) Show 12 more

AppleA19 vs CPU AppleA18 Pro (Neo) AppleA19 vs CPU AppleA19 (17e) AppleA19 vs CPU AppleA19 Pro (Air) Show 12 more