![[cloud server]](/img/cloud_severs.cache.png)
AWS (Amazon Web Services) vs Microsoft Azure vs Google Cloud Platform
Cloud Features & Management
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| Hourly Pay-As-You-Go |
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per minute
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| Cloud Management Software |
proprietary
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proprietary
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proprietary
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| One Account For All Locations |
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| Web Interface |
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| Mobile App |
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| Languages |
English
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English
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English, Chinese Simplified, Chinese Traditional, French, German, Indonesian, Japanese, Korean, Portuguese, Russian, Spanish
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| Terminal access |
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| API |
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| AWS-compatible API |
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| OpenStack-compatible API |
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| Command line |
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| Auto-scaling |
horizontal
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horizontal
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horizontal
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| Vertical scaling without reboot |
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| Image from cloud server |
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| Upload cloud server image |
VM Import/Export Tools
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| Download cloud server image |
VM Import/Export Tools
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| Mount CD/DVD ISO |
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Cloud Servers
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| Hypervisor |
Xen
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Hyper-V
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KVM
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| RAM |
630 MB - 3904 GB
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448 GB available only in G family instances, which are available only in few regions.
768 MB - 448 GB |
0.6 GB - 3.75 TB
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| CPU cores |
1 - 128
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32 cores available only in G family instances, which are available only in West US region.
1 - 16(32 in West US) |
1 - 160
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| Storage |
Instance: 160 GB - 48 TB
EBS: 1 GB - 20 TB |
Maximum storage size depends on server type, in most cases 2 TB per CPU core.
1 GB - 32 TB
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1 GB - 64 TB
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| Persistent instance storage |
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Unless using SSD local storage.
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| Custom RAM & CPU ratio |
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| Independent storage size |
Can be extended or replaced by EBS.
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Each instance type has preallocated storage, which can be then extended. Maximum storage reaches 2 TB per CPU core.
partial
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| Burstable CPU |
With exception of t1 and t2 instance types
partial
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only f1-micro
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| GPU instances |
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| SSD Storage Available |
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D instance family only.
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| Resource usage monitoring (CPU, RAM, disc, network, ...) |
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Including application metrics for typical open source software.
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| Turned off Cost |
EBS storage if used, Elastic IP if used
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full
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storage only
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Images & Licenses
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| Preinstalled cloud server images |
12000+
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102
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Including "Click to Deploy software packages"
28
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| Windows license |
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Server 2008 R2 SP1
Server 2012 Datacenter Server 2012 R2 Datacenter Server Essentials Experience HPC Pack 2012 R2 Server Technical Preview/br/>
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2008 R2
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| SQL Server license |
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SQL Server 2008 R2 SP2 Std, Web, Enterprise
SQL Server 2008 R2 SP3 Std, Web, Enterprise SQL Server 2012 SP1 Std, Web, Enterprise SQL Server 2014 Std, Web, Enterprise
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| RedHat Linux license |
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| Other licenses |
Oracle, ...
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MS Sharepoint, MS BizTalk Server, MS Team Foundation Server, MS Dynamics, Oracle, SUSE
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SUSE
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| Transfer MS License |
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Transfer
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| Transfer or bandwidth |
transfer
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transfer
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transfer
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| Free transfer in |
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| Free transfer included |
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5 GB
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| Pay-as-you-go |
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| Transfer packages |
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| No Transfer Limit |
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| Transfer per server or account |
account
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account
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account
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| Free private transfer |
Only within a zone.
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Within an availability zone.
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| Free transfer to dedicated/collocation |
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Networking
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| Free IP |
1 per cloud server, either dynamic or fixed but paid if cloud server is off.
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5 per account
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1 IP per server while it is running
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| Mappable IP |
Elastic IP
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| Multiple IP per cloud server |
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Only private and public
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| IP cost |
One free per cloud server if running.
$0.005 / hour
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$0.004 per hour
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$0.01 per hour
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| IPv6 |
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| Private IP |
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| Manage VLANs |
Virtual Private Cloud
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| Load balancing service |
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| Load balancing type |
software
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DNS
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software
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Security
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| Encrypted storage |
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All data written to disks is encrypted by default.
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| VLAN per customer |
If in Virtual Private Cloud
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| Dedicated & cloud servers in single VLAN |
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| VPN |
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Only to created virtual networks.
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| Firewall |
$0.05 / hour
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| ISO/IEC 27001 |
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| SSAE 16 (former SAS 70 Type II) |
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SOC 1, SOC 2 and SOC 3
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SOC2 and SOC3
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| HIPAA Compilant |
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| FISMA Compilant |
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| PCI DSS |
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| Safe Harbor / EU Directive 95/46/EC |
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Locations
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| North America |
Northern Virginia, USA (East)
Northern California, USA (West)
Oregon, USA (West)
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Central US, Iowa
East US, Virginia North Central US, Illinois South Central US, Texas West US, California Toronto, Canada Quebec City, Canada
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Moncks Corner, South Carolina, USA (East)
Council Bluffs, Iowa, USA (Central) The Dalles, Oregon, USA (West) Ashburn, Nort Virginia, USA (East) Montreal, Canada
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| South America |
São Paulo, Brazil
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Brazil, Sao Paulo State
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São Paulo, Brasil
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| Europe |
Ireland
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Ireland
Netherlands
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St. Ghislain, Belgium, EU (West)
London, UK, EU (West) Frankfurt, Germany, EU (West) Eemshaven, Netherlands, EU (West)
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| Asia |
Singapore
Tokyo, Japan
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East Asia, Hong Kong
Southeast Asia, Singapore Japan East, Saitama Prefecture Japan West, Osaka Prefecture
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Mumbai, India (Asia South)
Changhua County, Taiwan (Asia East) Tokyo, Japan (Asia North East) Jurong West, Singapore (Asia South East)
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| Australia |
Sydney, Australia
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Australia East, New South Wales
Australia Southeast, Victoria
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Sydney, Australia
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| Africa |
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Reliability & Failover
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| SLA level |
99.995%
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For 2+ VMs running in the same "Availability Set".
99.95%
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99.95%
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| SLA credit |
10% of annual bill
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<99.9% - 10%
<99% - 25% |
10% - 50%
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| SLA exceptions |
5 min.
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out of Microsoft control
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maitenance, periods < 5 min.
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| Multiple zones in region |
2 - 5 per region
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Some geographic regions have multiple "regions" in Azure. There is also a concept of "fault domain", has separate power source and different network switch. Azure automatically allocates instances in the same role or "availability set" into different fault domains.
partial
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| Tier 3+ DC |
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| Automatic failover to other server |
Auto Recovery service applies only to C3, C4, M3, R3, and T2 instance types running in the US East (Northern Virginia) region. The instances must be running within a VPC, must use EBS-backed storage, but cannot be Dedicated Instances.
partial
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Live migration allows moving running instances to another server without downtime - host maintenance doesn't affect cloud server availability.
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Live migration allows moving running instances to another server without downtime - host maintenance doesn't affect cloud server availability.
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| Storage attachment |
Instance storage: server
EBS: network
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network
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network & local
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| RAID level |
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| Backup - snapshot |
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t
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| Backup - storage |
S3 or Glacier
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Services
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| Cloud Files service |
S3 (Simple Storage Service)
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| CDN service |
Cloud Front
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In beta.
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| DNS service |
Route 53
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| NoSQL service |
DynamoDB, Redshift, SimpleDB
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| SQL service |
RDS (Simple Storage Service) - MySQL, MS SQL Server, Oracle
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| Memcache service |
ElastiCache
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| Dedicated servers |
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| Collocation |
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Support
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| Response Time |
Basic: free
Basic: -Developer: $49/month Business: tiered 10% - 3%, min. $100 Enterprise: tiered 10% - 3%, min. $15,00 Developer: 12 hours Business: 1 hour Enterprise: 15 min. |
SLA:
Developer: 8h Standard: 2h Professional: 1h Premier: 15 min |
15 min. Platinum Plan
1 hour Gold Plan 4 hours Silver Plan none for Bronze Plan |
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| 24x7 |
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all paid plans
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Platinum Plan - high priority issues
Gold Plan - Outages only
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| Free |
Basic level does not include any contact possibilities
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included level covers only billing issues
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Bronze plan - billing issues only, otherwise community and knowledge center
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| Phone |
Business, Enterprise levels
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Standard (3 per month), Professional and Premier levels
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Gold and Platinum plans
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| Chat |
Business, Enterprise levels
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| Ticket system or email |
Developer, Business, Enterprise levels
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Paid plans only
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| Forum |
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| Knowledge base |
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| Managed services |
Enterprise level
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Billing
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| Cloud server biling period |
second (1 minute minimum)
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minute
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second
(1 minute minimum)
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| No monthly precharge |
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| Billing per cloud server or account |
cloud server
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cloud server
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see sustained usage discounts
account
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| License billing period |
Eventhough VMs are billed to a second, licenses are billed per hour.
hour
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minute
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second
(1 minute minimum)
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| Prepaid |
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| Currency |
USD
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USD, EUR, CAD, GBP, DKK, NOK, SEK, CHF, JPY, AUD, NZD, KWR, RUB, ZAR, TRY, SAR, ARS, BRL, HKD, INR, MXN, IDR, TWD, MYR
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USD
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| Credit card |
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| PayPal |
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| Wire transfer |
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| Resource plans |
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| Longer subscription |
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| Reservation |
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| Volume Discounts |
In reserved instances and transfer
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Enterprise Agreement
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Trial & Specials
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| Free trial |
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$200
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$300 for one year
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| Money back guarantee |
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| Free entry level service |
Free Tier for one year
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MSDN subscribers get $50-$150 credits per month
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Always Free limited access to many common services.
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Third-Party Tools Support
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| Rightscale |
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| Scalr |
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Provider Information
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| Name |
Amazon
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Microsoft
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Google Inc.
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| Address |
Seattle, Washington, U.S.
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1 Microsoft Way, Redmond, WA 98052, USA
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Googleplex, Mountain View, California, USA
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| Year founded |
1994
AWS: 2006 |
1975
Azure: 2010 |
1998
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