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Apple S8 vs Apple S9 SiP

Apple S8

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The Apple S8 is a 64-Bit dual core processor for the Apple Watch Series 8. It integrates a GPU, 32 GB flash memory, Bluetooth 5.0, 1 GB RAM, 802.11 b/g/n 2.4 and 5 GHz WiFi and satellite positioning (GPS, GLONASS, Galileo, QZSS). According to Apple the SiP has two CPU cores based on the Apple A13 and offers 20% more performance than the old Apple S5 in the Watch Series 5. It looks like the S8 is technically identical with the Apple S6 and S7 (same model number of t8301).

Apple S9 SiP

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The Apple S9 SiP (System in a Package) is a 64-bit processor with two cores (Sawtooth Dual-Core) that is used in the Apple Watch Series 9. The two CPU cores are based on the same microarchitecture as in the Apple A15 SoC. The chip also includes a Neural Engine (with 4 cores) for AI tasks for the first time.

The S9 offers 64 GB internal memory, L1 GPS, GNSS, Galileo and BaeiDou, WLAN 4 (802.11n), Bluetooth 5.3), and LTE / UMTS (optional). The ultra-wideband chip Apple U1 is also integrated.

The chip is manufactured in the modern 4nm process at TSMC (N4P).

show full text
ModelApple S8Apple S9 SiP
SeriesApple Apple
CodenameThunderThunder
Series: Thunder
Apple S9 SiP1.8 GHz2 / 2 cores Thunder
Apple S8 « 1.8 GHz2 / 2 cores Thunder
Apple S7 compare1.8 GHz2 / 2 cores
Apple S6 compare1.8 GHz2 / 2 cores
Apple S9 SiP « 1.8 GHz2 / 2 cores Thunder
Apple S81.8 GHz2 / 2 cores Thunder
Apple S7 compare1.8 GHz2 / 2 cores
Apple S6 compare1.8 GHz2 / 2 cores
Clock1800 MHz1800 MHz
Cores / Threads2 / 22 / 2
Technology7 nm4 nm
ArchitectureARMARM
Announced

Benchmarks

Mozilla Kraken 1.1 - Kraken 1.1 Total Score *
100%
S8 +
71340 ms (83%)
276%
S9 +
46353 ms (54%)
Sunspider - Sunspider 1.0 Total Score *
100%
S8 +
1867 ms (20%)
113%
S9 +
902 ms (10%)
Octane V2 - Octane V2 Total Score
100%
1 S8 +
838 Points (1%)

Average Benchmarks Apple S8 → 100% n=2

Average Benchmarks Apple S9 SiP → 195% n=2

- Range of benchmark values for this graphics card
- Average benchmark values for this graphics card
* Smaller numbers mean a higher performance
1 This benchmark is not used for the average calculation

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show all (including archived), 2024, 2023
v1.26
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Redaktion, 2017-09- 8 (Update: 2023-07- 1)