Apple A8X vs AMD A4 PRO-3340B Full Specs

Summary

3 Cores 3 Threads 1.5GHz	4 Cores 4 Threads 2.2GHz
TDP 8W	TDP 25W
Bandwidth 25.6GB/s LPDDR3	Bandwidth 12.8GB/s DDR3
iGPU PowerVR GX6850 A8X	iGPU Radeon HD 8240
Peak·FP32·FP16 486.4 GFLOPSFP16	Peak·FP32·FP16 102.4 GFLOPSFP32
Socket -	Socket FT3

Core Config

3 Cores	4 Cores
3 Threads	4 Threads

Clocks

Base Clock 1.5GHz	Base Clock 2.2GHz
Overclocking Locked	Overclocking Locked

Cache

L1i 64KB	L1i 32KB
L1d 64KB	L1d 32KB
L2 2MB shared	L2 2MB shared
L3 4MB	L3 -

Memory

Type LPDDR3	Type DDR3
Max Memory 2GB	Max Memory 16GB
ECC No	ECC No
Channels 2	Channels 1
Bus Width 128-bit	Bus Width 64-bit
Speed 1600MT/s	Speed 1600MT/s
Bandwidth 25.6GB/s	Bandwidth 12.8GB/s
Bandwidth Calculator Channels Transfer Rate1600MT/s UC·Spec·OC 25.6GB/s	Bandwidth Calculator Channels Transfer Rate1600MT/s UC·Spec·OC 12.8GB/s

Power & Thermals

TDP 8W

TDP 25W

Expansion

-	PCIe PCIe 2.0 x4 2GB/sBandwidth

iGPU

iGPU PowerVR GX6850 A8X	iGPU Radeon HD 8240
Shaders 256	Shaders 128
Boost Clock 475MHz	Boost Clock 400MHz
Peak·FP32·FP16 486.4 GFLOPSFP16	Peak·FP32·FP16 102.4 GFLOPSFP32

Chip

Manufacturer Apple	Manufacturer AMD
ISA AArch64	ISA x86-64
Architecture Apple Silicon 3ARMv8.0-A	Architecture Jaguar
Family A Series	Family A Series
Branding	Branding
Codename Capri A8XVariant TyphoonP-Core	Codename Kabini - -
Market Segment Tablet	Market Segment Laptop
Release Date Oct 22, 2014	Release Date Nov 1, 2014

Fabrication

Foundry TSMC	Foundry TSMC
Fabrication Node 20nm	Fabrication Node 28nm
Die Size 128mm²	Die Size 107mm²
Transistor Count 3 Billion	Transistor Count 914 Million
Transistor Density 23 MTr/mm²	Transistor Density 9 MTr/mm²

Images

Used In

Tablets iPad Air 2(A8X, Late 2014)

Tablets -

Competitors

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