apple macbook pro retina 15 a1398 820-00138
Technical Specifications
Technical Summary
This Apple Inc. motherboard, identified as MLB X425 with drawing number SMCCLEAN_X305, is a PROTO1A revision dated 08/06/2014. The platform is based on the Haswell CPU architecture with an Intel Core i7-4750HQ processor in a BGA1364 socket, supported by an Intel HM87 PCH. Memory architecture consists of DDR3 SDRAM configured as DDR3L across Bank A and Bank B. Graphics capabilities include integrated Intel HD Graphics 5000 and a discrete NVIDIA GeForce GT 750M GPU, with support for dGPU to UMA conversion. Power management is handled by a CPU VR12.5 VCC Regulator IC and a PBus Supply & Battery Charger subsystem. The
Technical Specifications
| Parameter | Value |
|---|---|
| Brand | Apple Inc. |
| Motherboard Manufacturer | Apple Inc. |
| MLB Identifier | X425 |
| Drawing Number | SMCCLEAN_X305 |
| Date | 08/06/2014 |
| Revision | PROTO1A |
| CPU Platform | CPU VR12.5 VCC |
| RAM Type | DDR3 SDRAM |
| RAM Architecture | DDR3L |
| RAM Quantity / Slots | Bank A, Bank B |
| Charger Architecture | PBus Supply & Battery Charger |
| Power IC(s) | CPU VR12.5 VCC Regulator IC |
| Audio Codec | AUDIO: JACK, AUDIO: SPEAKER |
| LAN IC | Thunderbolt Host |
| WiFi / WLAN IC | Thunderbolt Mobile Support |
| HDMI Level Shifter | DDC Crossbar |
| Card Reader IC | SD Card Connector |
| USB Hub IC | USB 3.0 CONNECTORS |
| EC / KBC | SMC |
| EC/KBC Programmable | SMC Constraints |
| BIOS / SPI Flash | SPI Flash |
| BIOS Flash Capacity | 16MB |
| BIOS Flash Package | SOIC-8 |
| Compatible BIOS IC Models | W25Q128FV |
| Charging IC | BQ24780S |
| Thermal Sensor | TMP451 |
| GPU Type | Intel HD Graphics 5000 |
| Graphics Architecture | Haswell |
| dGPU Chip Number | NVIDIA GeForce GT 750M |
| dGPU to UMA Conversion Support | Yes |
| PCH / Southbridge | Intel HM87 |
| CPU Model | Intel Core i7-4750HQ |
| CPU Socket | BGA1364 |
| Platform Alias | Haswell |
| Project Code | X305 |
| Board Number | 820-00210 |
| Schematic Number | SMCCLEAN_X305 |
| Document Number | SMCCLEAN_X305 |
| PCB Number | 820-00210 |
| 051- Drawing Number | 051-01649 |
| 820- Board Number | 820-00210 |
Technical Summary
This Apple Inc. motherboard, identified as MLB X425 with drawing number SMCCLEAN_X305, is a PROTO1A revision dated 08/06/2014. The platform is based on the Haswell CPU architecture with an Intel Core i7-4750HQ processor in a BGA1364 socket, supported by an Intel HM87 PCH. Memory architecture consists of DDR3 SDRAM configured as DDR3L across Bank A and Bank B. Graphics capabilities include integrated Intel HD Graphics 5000 and a discrete NVIDIA GeForce GT 750M GPU, with support for dGPU to UMA conversion. Power management is handled by a CPU VR12.5 VCC Regulator IC and a PBus Supply & Battery Charger subsystem. The
Indexed motherboard components
Open a component to see every indexed schematic that uses the same part.
X425
Board Number
VR125 VCC
CPU Platform
DDR3
RAM Type
CPU VR12.5 VCC REGULATOR IC
Power IC
W25Q128FV
Firmware Flash Memory
BQ24780S
Charging / PD IC
TMP451
Thermal / Fan Control
HD Graphics 5000
Graphics Model
Haswell
Graphics Model
HM87
PCH / Southbridge
Intel Core i7-4750HQ
CPU Model
Haswell
CPU Platform
X305
Project Code
820-00210
Board Number
Indexed motherboard components
Open a component to see every indexed schematic that uses the same part.
X425
Board Number
VR125 VCC
CPU Platform
DDR3
RAM Type
CPU VR12.5 VCC REGULATOR IC
Power IC
W25Q128FV
Firmware Flash Memory
BQ24780S
Charging / PD IC
TMP451
Thermal / Fan Control
HD Graphics 5000
Graphics Model
Haswell
Graphics Model
HM87
PCH / Southbridge
Intel Core i7-4750HQ
CPU Model
Haswell
CPU Platform
X305
Project Code
820-00210
Board Number
Attachments
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