AT A
• 66- or 100-MHz Front Side Bus
LANCE
models
• Intel Pentium
®
III processors
(100 MHz) 450, 500, 550 or 600
MHz
• Intel Pentium II processors
(100 MHz) 400 or 450 MHz
• Intel Celeron™ pr ocessors
(66 MHz) 400 or 500 MHz
• ECC memory standard on SCSI
models
• Compaq Premier •Sound™
• AC97 Audio is available on 810
chipset models
• Compaq Intelligent Manageability
• Service-friendly design including
Quick Release Cover Latches ,
Expansion Card Cage with Lift
Levers, Tilt Drive Cage and Slide
Out System Boar d
• Windows 95 or NT 4.0
pre-installed (model dependent)
• Protected by Compaq Services,
including a three-year, Limited
1
Warranty
QUICK SPECS
Overview
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1. V900 Color Monito
2. 200-Watt Power Supply
3. Tilt Drive Cage
4. 1.44-MB Diskette Drive
5. Dual-State Power Button
6. Mouse
2
(optional)
Compaq Deskpro EN Series
Desktop
7. Enhanced Keyboard
8. Expansion Slots
9. Slide-Out System Board
10. Expansion Card Cage with Lift Levers
11. Quick Release Cover Latches
4-1 DA-10021-01-001
MODELS
Deskpro EN Series Desktop
No NIC Models
6550+/6400
(64 MB)
122785-002
6500+/6400
(64 MB)
386182-006
6450+/6400
(64 MB)
386181-006
6400X/6400
(32 MB)
178930-005
C500/6400
(64 MB)
150235-004
C400/6400
(64 MB)
388680-002
C400/4300
(32 MB)
127523-002
NIC Models
6600+/10000/CDS
(64 MB, NIC)
154884-005
6600+/10000
(64 MB, NIC)
154884-003
6600+/10000
(64 MB, NIC)
154884-002
6550+/10000/CDS
(64 MB, NIC)
150236-002
6550+/6400
(64MB, NIC)
122785-005
(continued next page)
QUICK SPECS
Standard Features
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Front Side Bus
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100-MHz models
6600+/10000/CDS
6600+/10000
6600+/10000
6550+/10000/CDS
6550+/6400
6500+/10000/CDS
6500+/6400
6450+/6400
6450+/9100/CDS
6450X/10000/CDS
6400X/6400/CDS
6400X/6400
6400X/4300/CDS
6400X/4300
66-MHz models
C500/6400
C400/6400
C400/4300
Processor
Intel Pentium III processor 600 MHz
6600+/10000/CDS
6600+/10000
Intel Pentium III processor 550 MHz
6550+/10000/CDS
6550+/6400
Intel Pentium III processor 500 MHz
6500+/10000/CDS
6500+/6400
Intel Pentium III processor 450 MHz
6450+/9100/CDS
6450+/6400
Intel Pentium II processor 450 MHz
6450X/10000/CDS
Intel Pentium II processor 400 MHz
6400X/6400/CDS
6400X/6400
6400X/4300/CDS
6400X/4300
Compaq Deskpro EN Series
Desktop
4-2 DA-10021-01-001
MODELS (continued)
NIC Models (continued)
6550+/6400
(64MB, NIC)
122785-004
6500+/10000/CDS
(64 MB, NIC)
386182-005
6500+/6400
(64 MB, NIC)
386182-009
6500+/6400
(64 MB, NIC)
386182-007
6450+/6400
(64 MB, NIC)
386181-009
6450+/6400
(64 MB, NIC)
386181-007
6450X/10000/CDS
(64 MB, NIC)
178940-006
6450X/10000/CDS
(64 MB, NIC)
178940-007
6400X/6400/CDS
(64 MB, NIC)
178930-003
6400X/6400/CDS
(64 MB, NIC)
178930-002
6400X/4300
(32 MB, NIC)
129218-003
C500/6400
(64 MB, NIC)
144495-005
C400/6400
(64 MB, NIC)
388680-003
QUICK SPECS
Standard Features
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Processor (continued)
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Intel Celeron processor 500 MHz
C500/6400
Intel Celeron processor 400 MHz
C400/6400
C400/4300
Cache Memory
512-KB ECC L2
6600+/10000/CDS
6600+/10000
6550+/10000/CDS
6550+/6400
6500+/10000/CDS
6500+/6400
6450+/9100/CDS
6450+/6400
6450X/10000/CDS
6400X/6400/CDS
6400X/6400
6400X/4300/CDS
6400X/4300
The L2 cache on Celeron models is attached to the processor core and runs at the same core processor frequency,
providing more efficient productivity and performance.
128-KB ECC L2
C500/6400
C400/6400
C400/4300
Upgradability
Allows for upgrade of processor, memory, graphics and hard drive
Memory
Standard 64 MB
Maximum
3
768 MB
6600+/10000/CDS
6600+/10000
6550+/10000/CDS
6550+/6400
6500+/10000/CDS
6500+/6400
6450+/9100/CDS
6450+/6400
6450X10000/CDS
6400X/6400/CDS
6400X/4300/CDS
C500/6400
C400/6400
Standard 32 MB
Maximum
3
768 MB
6400X/6400
6400X/4300
C400/4300
Compaq Deskpro EN Series
Desktop
4-3 DA-10021-01-001
MODELS (continued)
NIC and SCSI Drive Models
with ECC Memory
6450+/9100/CDS
(64 MB, NIC, SCSI)
386181-004
6400X/4300/CDS
(64 MB, NIC, SCSI)
326400-002
6350X/4300/CDS
(64 MB, NIC, SCSI)
326300-003
QUICK SPECS
Standard Features
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Network Controller
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Intel PRO/100+ Management Adapter
6600+/10000/CDS
6600+/10000
6550+/10000/CDS
6550+/6400
6500+/10000/CDS
6500+/6400
6450+/9100/CDS
6450+/6400
6450X/10000/CDS
6400X/4300
6400X/6400/CDS
6400X/4300/CDS
C500/6400
Compaq 10/100 TX PCI Intel WOL UTP Controller
C400/6400
Expansion Slots (Total/Available)
PCI 2/2
PCI/ISA 2/2
AGP 1/0
6550+/6400
6500+/6400
6450+/6400
6400X/4300
C500/6400
C400/6400
C400/4300
PCI 2/1
PCI/ISA 2/2
AGP 1/0
6600+/10000/CDS
6600+/10000
6550+/10000/CDS
6550+/6400
6500+/10000/CDS
6500+/6400
6450+/6400
6450X/10000/CDS
6400X/6400/CDS
6400X/4300
C500/6400
C400/6400
PCI 2/0
PCI/ISA 2/2
AGP 1/0
6450+/9100/CDS
6400X/4300/CDS
Compaq Deskpro EN Series
Desktop
4
4-4 DA-10021-01-001
QUICK SPECS
Standard Features
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Expansion Bays (Total/Available)
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Internal 1/0
External 3/2
6600+/10000
6550+/6400
6500+/6400
6400X/6400
6400X/4300
C500/6400
C400/6400
C400/4300
Internal 1/0
External 3/1
6600+/10000/CDS
6550+/10000/CDS
6500+/10000/CDS
6450+/9100/CDS
6450X/10000/CDS
6400X/6400/CDS
6400X/4300/CDS
Storage
Diskette Drive 1.44 MB (3.5 in)
CD-ROM Drive
32X Max5 Trayload CD-ROM
6600+/10000/CDS
6550+/10000/CDS
6500+/10000/CDS
6450+/9100/CDS
6450X/10000/CDS
6400X/6400/CDS
6400X/4300/CDS
Hard Drives
6.4-GB6 SMART II Ultra ATA 66
C500/6400
10-GB6 SMART II Ultra ATA
6600+/10000/CDS
6600+/1000
6550+/10000/CDS
6500+/10000/CDS
6450X/10000/CDS
6.4-GB6 SMART II Ultra ATA
6550+/6400
6500+/6400
6450+/6400
6400X/6400/CDS
6400X/6400
C500/6400
C400/6400
Compaq Deskpro EN Series
Desktop
4-5 DA-10021-01-001
QUICK SPECS
Standard Features
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Storage (continued)
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4.3-GB6 SMART II Ultra ATA
6400X/4300
C400/4300
9.1-GB6 SMART II Wide UltraSCSI
6450+/9100/CDS
4.3-GB6 SMART II Wide UltraSCSI
6400X/4300/CDS
Interfaces
Parallel 1
Serial 2
Pointing Device (mouse) 1
Graphics 1
RJ-45 1
6600+/10000/CDS
6600+/10000
6550+/10000/CDS
6550+/6400
6500+/10000/CDS
6500+/6400
6450+/6400
6450+/9100/CDS
6450X/10000/CDS
6400X/6400/CDS
6400X/4300/CDS
6400X/4300
C500/6400
C400/6400
RJ-45 0
6550+/6400
6500+/6400
6450+/6400
6400X/6400
C500/6400
C400/6400
C400/4300
USB 2
SCSI 1
6450+/9100/CDS
6400X/4300/CDS
SCSI 0
6600+/10000/CDS
6600+/10000
6550+/10000/CDS
6550+/6400
6450X/10000/CDS
6400X/6400/CDS
6400X/6400
6400X/4300
C500/6400
C400/6400
C400/4300
Compaq Deskpro EN Series
Desktop
4-6 DA-10021-01-001