Nand

There are various nand chips used on the Xbox 360. They hold the Xbox System Software, SMC, and other system files. 256/512MB and 4GB chips also contain a memory unit.

Details

General

• 3.3V
• Connects to flash interface in the Southbridge
  • The 4GB Hynix and Phison solution connects to the Southbridge MMC interface instead
• Programmable via SPI

16MB

Hynix HY27US08281A

Used on all motherboards.

• 128Mbit (16MB)

ST NAND128W3A2BN6

Used on Trinity, Corona, Waitsburg, and Stingray motherboards.

• 128Mbit (16MB)

64MB

Samsung K9F1208U0B

Used on Xenon, Zephyr, Falcon motherboards configured as developer hardware.

• 512Mbit (64MB)

256MB

Hynix HY27UF082G2B

Used on Jasper motherboards in the Arcade SKU.

• 2Gbit (256MB)

512MB

Hynix HY27UF084G2B

Used on Jasper and Tonasket motherboards in the Arcade SKU. Also used on Trinity motherboards configured as developer hardware.

• 4Gbit (512MB)

Samsung K9F4G08U0B

Used on Jasper and Tonasket motherboards in the Arcade SKU. Also used on Trinity motherboards configured as developer hardware.

• 4Gbit (512MB)

4GB

Hynix H27UBG8T2BTA

Used on Corona motherboards in the 4GB SKU. Paired with a Phison PS7000 MMC controller.

• 32Gbit (4GB)