Apple A4 (iPad) vs Apple A5 (iPad) Full Specs

Summary

1 Cores 1 Threads 1GHz	2 Cores 2 Threads 1GHz
TDP 5W	TDP 5W
Bandwidth 3.2GB/s LPDDR	Bandwidth 6.4GB/s LPDDR2
iGPU PowerVR SGX535 A4	iGPU PowerVR SGX543 MP2 A5
Peak·FP32·FP16 2.13 GFLOPSFP32	Peak·FP32·FP16 17.02 GFLOPSFP32

Highlights

Max Bandwidth

Max Bandwidth iGPU Peak iGPU FP32 TDP

A4 (iPad)3.2GB/s

x1

A5 (iPad)6.4GB/s

x2.00

Core Config

1 Cores	2 Cores
1 Threads	2 Threads

Clocks

Base Clock 1GHz	Base Clock 1GHz
Overclocking Locked	Overclocking Locked

Cache

L1i 32KB	L1i 32KB
L1d 32KB	L1d 32KB
L2 512KB	L2 1MB shared

Memory

Type LPDDR	Type LPDDR2
Max Memory 512MB	Max Memory 512MB
ECC No	ECC No
Channels 2	Channels 2
Bus Width 64-bit	Bus Width 64-bit
Speed 400MT/s	Speed 800MT/s
Bandwidth 3.2GB/s	Bandwidth 6.4GB/s
Bandwidth Calculator Channels Transfer Rate400MT/s Calculated Bandwidth 3.2GB/s	Bandwidth Calculator Channels Transfer Rate800MT/s Calculated Bandwidth 6.4GB/s

Power & Thermals

TDP 5W

TDP 5W

iGPU

iGPU PowerVR SGX535 A4	iGPU PowerVR SGX543 MP2 A5
Shaders 4	Shaders 32
Boost Clock 266MHz	Boost Clock 266MHz
Peak·FP32·FP16 2.13 GFLOPSFP32	Peak·FP32·FP16 17.02 GFLOPSFP32

Chip

Manufacturer Apple	Manufacturer Apple
ISA AArch32	ISA AArch32
Architecture ARMv7-A	Architecture ARMv7-A
Family A Series	Family A Series
Branding	Branding
Codename A4 Cortex-A8P-Core	Codename A5 Cortex-A9P-Core
Market Segment Tablet	Market Segment Tablet
Release Date Apr 3, 2010	Release Date Mar 11, 2011

Fabrication

Foundry Samsung	Foundry Samsung
Fabrication Node 45nm	Fabrication Node 45nm
Die Size 53mm²	Die Size 122mm²

Images

No images available

No images available

Used In

Tablets iPad(A4, Early 2010)

Tablets iPad 2(A5, Early 2011)iPad mini(A5, Late 2012)

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