Apple S7 vs Apple S3 Full Specs - HMC

2 Cores 2 Threads 1.73GHz	2 Cores 2 Threads 780MHz
TDP 2W	TDP 2W
Bandwidth 12.8GB/s LPDDR4	Bandwidth 12.8GB/s LPDDR4
iGPU S7	iGPU PowerVR GX6250 S3
·· 86.4 GFLOPSFP16	·· 57.6 GFLOPSFP16

S712.8GB/s

x1

S312.8GB/s

x1

2 Cores	2 Cores
2 Threads	2 Threads

Base Clock 1.73GHz	Base Clock 780MHz
Overclocking Locked	Overclocking Locked

L1i 96KB	L1i 32KB
L1d 48KB	L1d 32KB
L2 4MB shared	L2 512KB
SLC Cache 1MB	SLC Cache -

Type LPDDR4	Type LPDDR4
Max Memory 1.5GB	Max Memory 768MB
ECC No	ECC No
Channels 1	Channels 1
Bus Width 32-bit	Bus Width 32-bit
Speed 3200MT/s	Speed 3200MT/s
Bandwidth 12.8GB/s	Bandwidth 12.8GB/s
Bandwidth Calculator Channels Transfer Rate Calculated Bandwidth 12.8GB/s	Bandwidth Calculator Channels Transfer Rate Calculated Bandwidth 12.8GB/s

TDP

2W

TDP

2W

iGPU S7	iGPU PowerVR GX6250 S3
Shaders 64	Shaders 32
Boost Clock 675MHz	Boost Clock 450MHz
·· 86.4 GFLOPSFP16	·· 57.6 GFLOPSFP16

NPU Model H11 Mercury	NPU Model -
NPU Cores 2	NPU Cores -
Performance 2 TOPSFP16	Performance -

Modem Model -	Modem Model X7
Peak Down -	Peak Down Up to 300Mbps
Peak Up -	Peak Up Up to 50Mbps

Manufacturer Apple	Manufacturer Apple
ISA AArch64	ISA AArch32
Architecture Apple Silicon 9ARMv8.4-A	Architecture ARMv7k
Family S Series	Family S Series
Branding	Branding
Codename Turks ThunderP-Core	Codename - Cortex-A7P-Core
Market Segment Smartwatch	Market Segment Smartwatch
Release Date Oct 15, 2021	Release Date Sep 22, 2017

Foundry TSMC	Foundry Samsung
Fabrication Node N7P	Fabrication Node 28nm
Die Size 40mm²	Die Size 34mm²
Transistor Count 3.5 Billion	Transistor Count 338 Million
Transistor Density 88 MTr/mm²	Transistor Density 10 MTr/mm²

No images available

No images available

Smartwatches

Apple Watch Series 7(41mm)Apple Watch Series 7(45mm)Apple Watch Series 7 SS(41mm)

Smartwatches

Apple Watch Series 3(38mm)Apple Watch Series 3(42mm)Apple Watch Series 3 SS(38mm)