MacBook Air (13-inch, M3, 2024)

Temperature sensors and genuine parts of the MacBook Air (13-inch, M3, 2024) (Mac15,12), as FixStat reads them.

Model identifier Mac15,12
Chip Apple M3
Board J613
Sensors named 76 (6 verified by test)

Temperature sensors

Names from load tests on the bench (CPU, GPU, SSD, charger): “verified by test” sensors followed the matching load; the others are named from the chip and key patterns.

CPU

SensorSMC keyNaming
Efficiency cluster 1Te05estimated
Efficiency cluster 2Te0Lestimated
Performance cluster 1Tp01estimated
Performance cluster 10Tp0bestimated
Performance cluster 11Tp0festimated
Performance cluster 12Tp0jestimated
Performance cluster 13Tp0nestimated
Performance cluster 14Tp0restimated
Performance cluster 15Tp0vestimated
Performance cluster 16Tp0zestimated
Performance cluster 17Tp13estimated
Performance cluster 18Tp17estimated
Performance cluster 2Tp05estimated
Performance cluster 3Tp09estimated
Performance cluster 4Tp0Destimated
Performance cluster 5Tp0Hestimated
Performance cluster 6Tp0Lestimated
Performance cluster 7Tp0Pestimated
Performance cluster 8Tp0Testimated
Performance cluster 9Tp0Xestimated

GPU

SensorSMC keyNaming
GPU cluster 1Tg0Dverified by test
GPU cluster 2Tg0Pverified by test
GPU cluster 3Tg0Xverified by test
GPU cluster 4Tg0bverified by test
GPU cluster 5Tg0jverified by test
GPU cluster 6Tg0vverified by test

SSD

SensorSMC keyNaming
SSD (NAND) channel 1TN0n HID “NAND CH0 temp”estimated
SSD proximity 1TH0Testimated
SSD proximity 2TH0xestimated

Battery

SensorSMC keyNaming
Battery (gas gauge) 1TG0B HID “gas gauge battery”estimated
Battery (gas gauge) 2TG0C HID “gas gauge battery”estimated
Battery (gas gauge) 3TG0H HID “gas gauge battery”estimated
Battery (gas gauge) 4TG0V HID “gas gauge battery”estimated
Battery (gas gauge) 5TG1B HID “gas gauge battery”estimated
Battery (gas gauge) 6TG2B HID “gas gauge battery”estimated
Battery pack 1TB0Testimated
Battery pack 2TB1Testimated
Battery pack 3TB2Testimated

Enclosure

SensorSMC keyNaming
Ambient (virtual)TVA0estimated
Palm rest 1Ts0Pestimated
Palm rest 2Ts1Pestimated
Enclosure surface 1 (virtual)TVS0estimated
Enclosure surface 2 (virtual)TVS1estimated
Enclosure surface 3 (virtual)TVSxestimated

Board and other

SensorSMC keyNaming
Charger proximityTCHPestimated
I/O ports proximityTIOPestimated
Memory VR proximityTMVRestimated
PMU proximityTPMPestimated
Power input proximityTPSPestimated
Wi-Fi module proximityTW0Pestimated
PMU die 1TP1b HID “PMU tdie1”estimated
PMU die 2TP2b HID “PMU tdie2”estimated
PMU die 3TP3b HID “PMU tdie3”estimated
PMU die 4TP4b HID “PMU tdie4”estimated
PMU die 5TP5b HID “PMU tdie5”estimated
PMU die 6TP6b HID “PMU tdie6”estimated
PMU die 7TP7l HID “PMU tdie7”estimated
PMU die 8TP8l HID “PMU tdie8”estimated
PMU NTC 2TP2d HID “PMU tdev2”estimated
PMU NTC 3TP3d HID “PMU tdev3”estimated
PMU NTC 4TP4d HID “PMU tdev4”estimated
PMU NTC 5TP5d HID “PMU tdev5”estimated
PMU NTC 6TP6d HID “PMU tdev6”estimated
PMU NTC 7TP7d HID “PMU tdev7”estimated
PMU NTC 8TP8d HID “PMU tdev8”estimated
PMU2 die 1TR1b HID “PMU2 tdie1”estimated
PMU2 die 2TR2b HID “PMU2 tdie2”estimated
PMU2 die 3TR3b HID “PMU2 tdie3”estimated
PMU2 die 4TR4b HID “PMU2 tdie4”estimated
PMU2 die 5TR5b HID “PMU2 tdie5”estimated
PMU2 die 6TR6b HID “PMU2 tdie6”estimated
PMU2 die 7TR7l HID “PMU2 tdie7”estimated
PMU2 die 8TR8l HID “PMU2 tdie8”estimated
PMU2 NTC 2TR2d HID “PMU2 tdev2”estimated
PMU2 NTC 4TR4d HID “PMU2 tdev4”estimated
PMU2 NTC 5TR5d HID “PMU2 tdev5”estimated

20 more keys are constant, unpopulated or aggregates of other sensors; FixStat lists them only in raw lists.

Genuine battery

Values of original Apple packs recorded at the bench. FixStat's originality check compares a pack with them (a consistency check, not proof).

Design capacity4563 mAh
Gaugebq40z651
Cells in series3
Chemistry IDs21353
Cell makersATL
Genuine packs seen1