CPUs

Apple S1 Full Specs

1 Core
1 Thread
520MHz
TDP
2W
Bandwidth
6.4GB/s
LPDDR3
iGPU
PowerVR SGX543 S1
··
6.4 GFLOPSFP32

1 Core
1 Threads

Base Clock
520MHz
Overclocking
Locked

L1i
32KB
L1d
32KB
L2
256KB

Type
LPDDR3
Max Memory
512MB
ECC
No
Channels
1
Bus Width
32-bit
Speed
1600MT/s
Bandwidth
6.4GB/s
Bandwidth Calculator
Channels
Transfer Rate
··
6.4GB/s

TDP
2W

iGPU
PowerVR SGX543 S1
Shaders
16
Boost Clock
200MHz
··
6.4 GFLOPSFP32

Manufacturer
Apple
ISA
AArch32
Architecture
ARMv7k
Family
S Series
Branding
S1 branding
Codename
Cortex-A7P-Core
Market Segment
Smartwatch
Release Date
Apr 24, 2015

Foundry
Samsung
Fabrication Node
28nm
Die Size
34mm²
Transistor Count
338 Million
Transistor Density
10 MTr/mm²