Electronics » Computers » Business Computer
2015 Best
Business Computer
REVIEWS AND COMPARISONS
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Ratings
Overall Rating
Performance
Memory & Storage
Expansion Features
Help & Support
9.83
9.38
9.00
8.98
8.73
8.35
7.73
7.45
7.15
6.35
10.00
9.38
9.38
9.38
8.00
9.13
8.75
7.50
6.88
6.25
10.00
9.38
7.50
9.25
9.38
6.88
8.13
7.50
6.25
8.13
9.38
8.75
10.00
7.50
8.13
7.50
5.63
8.38
8.75
3.75
9.38
10.00
10.00
8.75
10.00
10.00
6.25
6.25
8.13
5.63
Performance
Processor Model
?
Intel i7-4790S
Intel i5-4770
Intel Xeon E5-1620 v3
Intel i7-4790
Intel Xeon E5-1603 v3
Intel i7-4790
Intel i7-4790
Intel i5-4570
Intel i5-4590
Intel i5-4570R
Processor Speed (GHz)
?
4
3.6
3.5
3.6
2.8
3.6
3.6
3.6
3.3
2.7
Processor Cache (MB)
?
8
8
10
8
10
8
8
8
6
4
Quad-Core
?
Eight Threads per Core
?
 
 
 
Dedicated Graphics Card
?
Upgrade
 
 
 
 
Operating System
?
Windows 8.1
Windows 8.1
Windows 8.1
Windows 8.1
Windows 8.1
Windows 8.1
Windows 8.1
Windows 7
Windows 8.1
OS X Yosemite
Memory & Storage Options
RAM
?
16GB
8GB
4GB
8GB
8GB
8GB
8GB
8GB
8GB
8GB
Upgradable RAM
?
32GB
32GB
16GB
16GB
128GB
8GB
16GB
16GB
16GB
16GB
Max Supported RAM
?
32GB
32GB
128GB
32GB
256GB
32GB
32GB
32GB
32GB
16GB
Hard Drive Storage
?
2TB
1TB
500GB
1TB
500GB
1TB
1TB
1TB
500GB
1TB
Max Upgradable Storage
?
3TB
1TB
4TB
1TB
4TB
1TB
1TB
1TB
1TB
1TB
Solid-State Hard Drive
?
32GB
Upgrade
Upgrade
Upgrade
Upgrade
 
 
 
 
Upgrade
Expansion Features
Power Supply Unit (watts)
?
460
450
490
240
425
290
135
350
320
240
USB 3.0 Ports
?
6
6
8
2
4
4
4
4
4
4
USB 2.0 Ports
?
5
2
4
2
9
8
6
6
6
 
Expansion Slots
?
4
5
6
5
5
4
2
4
4
 
Internal Bays
?
3
2
4
2
2
2
 
2
3
 
External Bays
?
2
2
2
2
2
2
1
3
2
 
Optical Drive
?
 
Media Card Reader
?
 
 
 
 
Help & Support
Warranty
?
1 Year
3 Years
3 Years
3 Years
3 Years
3 Years
3 Years
1 Year
3 Years
1 Year
Warranty Extensions
?
 
24/7 Support
?
 
90 Days
On-Site Support
?
 
 
Accidental Damage Protection Service
?
 
 
 
Asset Recovery Service
?
 
 
 
 
Online Data Backup Included
?
 
 
 
Remote Diagnostic
?