XPS 420 Desktop

XPS 420 Desktop
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Introducing the high-style XPS 420, offering cutting-edge performance and professional-grade features designed to help you achieve creative mastery.
  Processor & Chipset
Processor Type
Intel®  Core™2 Duo and Core™2 Extreme processors up to 130W
Conroe, Kentsfield, Wolfdale and Yorkfield
45nm ready for next-generation 32-bit and 64-bit processors
Intel®  X38 (Bearlake) with 800/1066/1333 MHz FSB
  Operating System
Certified for Windows Vista
Windows Vista®  Ultimate
Windows Vista®  Home Premium
For more details on Dell systems that run Windows Vista, see www.dell.com/vista.
Memory Type
667 / 800 MHz Dual Channel Dual DDR2 SDRAM
Memory Capacity
Minimum 1 GB (2 512 MB DIMMs), Maximum 4 GB*
Memory module connectors
DIMM connectors (4), user-accessible, installed in pairs
NOTE: The available memory displayed does not reflect the complete maximum memory installed because some memory is reserved for system files.
  Hard Disk Capacity
Serial SATA
Drive Bays
Two 3.5" hard disk drive bays for factory installed SATA disks up to 1TB**
Two 5.25" bays with self-tending drive doors for optical drives
Hard Disk Drive options
160 GB* 7200 rpm SATA w/ 8M Cache
250 GB* 7200 rpm SATA w/ 8M Cache
320 GB* 7200 rpm SATA w/ 16M Cache
500 GB* 7200 rpm SATA w/ 16M Cache
750 GB* 7200 rpm SATA w/ 16M Cache
1TB** 7200 rpm SATA w/ 32M Cache
160 GB* 10K rpm SATA w/ 16M Cache
With two hard disk drives, optional RAID 0 (striping) or RAID 1 (mirroring with DataSafe™ Internal feature)
External Connections
Additional drives can connect to eSATA, 1394 and/or USB 2.0 ports.
  Optical Disc Options
Optical Drive
Blu-ray DiscTM  SATA (25 GB single layer, 50 GB double layer capacity)
Combo SATA
  Graphics & Video

NVIDIA GraphicsATI Graphics
High end graphics options from NVIDIA and ATI.
One PCIe x16 graphics slot with support for PCIe 2.0 future graphics cards.
768MB DDR3 nVidia®  GeForce®  8800 GTX
512 MB DDR3 nVidia®  GeForce®  8800 GT
256MB DDR3 nVidia®  GeForce®  8600 GTS
256MB DDR4 ATI HD 2600 XT
128MB DDR4 ATI HD 2400 PRO
  Physics Accelerator
AGEIA® PhysX™Note: Games must be designed to take advantage of the PhysX accelerator.
  Sound Cards
Intel®  7.1 channel High Definition Audio
Sound Blaster®  Audigy®  software (relies on CPU)
Sound Blaster®  X-FiTM  ExtremeMusic*
Network adapter (standard)
10/100/1000 Ethernet LAN on system board
Wireless options
Internal Wi-Fi (802.11g)
Bluetooth®  2.0 wireless technology with Media Card Reader
USB 2.0 Ports
Ten: 2 front, 6 back, 2 internal
Front & Back AV Ports
Front: Microphone (1) and Headphone (1), 1394a (1), Optional RCA and S-Video ports with XceleratorTM  option
Back: S/PDIF, (1 RCA & 1 Optical), 7.1 integrated sound audio I/O (5), DVI, VGA or S-video (Video I/O port depends on the graphics or TV tuner card)
  Expansion Slots
PCI: 3 Slots
PCIe x1: 1 Slot
PCIe x16 (Graphics): 1 Slot
PCIe x8: 1 Slot

  Chassis & Case
Dell XPS 420
Form Factor
Mini-tower, high-gloss black front bezel, XPS logo on side panel
18" tall, 17.8" deep, 7.4" wide
Weight (typical)
31 lbs (41 lbs packed)
375 W standard
425 W available on select configurations
Tool-less access to inside chassis, Flexbay, HDD, optical drives, and expansion slots (graphics card replacement requires tools)
Easily identifiable customer service points (blue)
Cable lock chassis security slot
Thermal Management
6-slot BTX motherboard and chassis design
  Regulatory and Environmental Compliance
Regulatory Model: DC01L