Processor Speed: 2.67 GHz Processor Type: Q. Core Xeon W3520
Turbo Boost: 2.93 GHz Custom Speeds: 2.93 GHz, 3.33 GHz*
Processor Upgrade: LGA 1366 Socket FPU: Integrated
System Bus Speed: 4.8 GT/s* Cache Bus Speed: 2.66 GHz (Built-in)
ROM/Firmware Type: EFI EFI Architecture: 64-Bit
L1 Cache: 32k/32k x4 L2/L3 Cache: 256k (x4), 8 MB*
RAM Type: PC3-8500 DDR3 ECC Min. RAM Speed: 1066 MHz
Standard RAM: 4 GB Maximum RAM: 48 GB*
Video Card: GeForce GT 120 VRAM Type: GDDR3 SDRAM
Standard VRAM: 512 MB Maximum VRAM: 512 MB
Display Support: Up to 8 Displays, Resolution Support: 2560x1600
2nd Display Support: Dual/Mirroring 2nd Max. Resolution: 2560x1600
Standard Storage: 500 GB HDD Std. Storage Speed: 7200 RPM
Storage Dimensions: 3.5" (25.4 mm) Storage Interface: Serial ATA (3 Gb/s)
Standard Optical: 18X DL "SuperDrive" Standard Disk: None
Standard Ethernet: Gigabit (x2)
Standard AirPort: 802.11a/b/g/n (Optional)
Standard Bluetooth: 2.1+EDR
USB Ports: 5 (2.0) Firewire Ports: 4 (800)
Expansion Slots: 4 PCIe 2.0, AP Expansion Bays: 4 3.5", 2 5.25"
Case Type: Tower Form Factor: Mac Pro
Dimensions: 51.1 cm, 20.6 cm, 47.5 cm (height by width by depth)
Avg. Weight: 18.1 kg
Apple Order No: MB871LL/A Apple Subfamily: Early 2009