Apple A4 (iPod Touch) information

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Type:SoC	Manufacturer:Apple
family:A4	microprocessors:Apple A4 (iPod Touch)

Type	System-on-a-Chip
Market segment	Mobile
Family	Apple A4
Model number	A4
Frequency	800 MHz ^[1]
Package	Package-on-Package
Socket	BGA
Introduction date	September 1, 2010 (announcement)
Architecture / Microarchitecture
Microarchitecture	ARMv7-A
Processor core	Cortex A8
Die size	53mm²
Data width	32 bit
The number of cores	1
The number of threads	1
Floating Point Unit	Integrated
Level 1 cache size	32 KB instruction cache 32 KB data cache
Level 2 cache size	512 KB
Level 3 cache size	None
Pipeline	13 stages
Features	NEON technology ^[1]
On-chip RAM	256 MB
Integrated peripherals / components
Integrated graphics	GPU Type: PowerVR SGX535
Memory controller	Supported memory: LPDDR ^[1]
Electrical / Thermal parameters
Notes on Apple A-Series A4
The SoC was used in 4th generation Apple iPod Touch players [1] - Information is not confirmed

other microprocessors

Apple A5 (Apple TV)	Apple A5 (iPad)
Apple A5 (iPhone 4s)	Apple A5 (iPod Touch)
Apple A5R2 (iPad)	Apple A5X
Intel A80860XP-40	Intel A80860XP-50
Intel A80860XR-25	Intel A80860XR-33
Intel A80860XR-40	Monolithic Memories Incorporated MMI6701D

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