这个DIY个nas应该不错的

NANO-ITX超小型主板-AMD Geode LX800                                        青云 KN800 NANO-ITX超小型主板
板载 AMD Geode LX800 超低功耗处理器
适合组建医疗、移动办公、工业用超小型PC！

Feature
Onboard AMD GeodeTMLX800 500 MHz Frequencies Embedded Processor
1* SO-DIMM DDR333 Socket
Integrated AMD LX800 Graphics Engine,and provide D-Sub interface
Realtek 6 Channel Audio
Realtek Gbit LAN
1*Mini-PCI Slot
4* SATA 1.5Gb/s Channels, SATA RAID 0, 1, 0+1
1* Mini IDE channel
4* USB 2.0/1.1 Ports (2 ports by optional cable)
Processor
Onboard AMD GeodeTMLX800 Embedded Processor
FSB / Transport
Onboard 500 MHz Frequencies Embedded Processor
Chipset
NB Chipset：AMD Geode LX800
SB Chipset：AMD Geode CS5536
LAN Chip：Realtek RTL81100SC Gbit LAN
Audio Codec：Realtek ALC655
SATA/RAID Controller : Silicon Image Sil3114
I/O Chip: Winbond W83627HG

Memory
1* SO-DIMM DDR Socket
SO-DIMM DDR333 up to 1 GB

Expansion Slots
1*Mini-PCI Slot
IDE / SATA Connectors
1* Mini-IDE Channel, up to 2* Mini-IDE Hard Disk devices
4* SATA 1.5Gb/s Channels, up to 4 SATA devices and support SATA RAID 0, 1, 0+1

Onboard I/O Connectors
2* USB 2.0/1.1 headers (4-pin) - 2 ports by optional cable
1* system fan header (1 fan rotation detection function)
2 x 5 pin System Panel
2*COM Port header (optional )
2*GPIO Header (optional )

I/O via Back Panel
1* Mini-DIN PS/2 Keyboard,2* USB (2.0/1.1), 1* D-SUB, 1* RJ45, 1* Line-in/ Line-out/ MIC
Power
4-pin ATX 12V power connector, 2*HDD Power Connectors (4- pin)
BIOS Feature
4Mb Flash EEPROM
Award BIOS with ACPI, DMI2.0, PnP, WfM2.0,Wake on RTC Timer

Hardware Monitoring
1 FAN sensors, CPU /System voltages and temperature monitoring
Special Feature
Zero Jumper Design
Certifications
FCC, CE, BSMI
Form Factor
Nano-ITX (140x100 mm)

rtl g lan 太耗cpu了
我现在 用的 和这个差不多大小,但是速度只能跑到 读30 写2x

价格太贵不如买成品