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    Overview
    ProductRatingMost Used ByProduct SummaryStarting Price

    IBM Z

    Score9.4 out of 10
    N/AIBM Z is the company's mainframe enterprise server solution product line.N/A

    Slack

    Score9 out of 10
    N/ASlack is a group messaging or team collaboration app that aims to simplify communication for businesses. Features include open discussions, private groups, and direct messaging, as well as deep contextual search and message archiving, and file sharing. Slack integrates with a number of other tools, such as MailChimp, Dropbox, and Google Drive. Slack was acquired by Salesforce in December 2020. The product is free to use, and also has paid plans with more features and greater controls. The…

    $8.75

    per month per user

    Pricing
    IBM ZSlack
    Editions & Modules
    No answers on this topic
    Free
    $0
    Pro
    $7.25*
    per month per user
    Business+
    $12.50*
    per month per user
    Enterprise
    Contact Sales
    Offerings
    Pricing Offerings
    IBM ZSlack
    Free Trial
    NoYes
    Free/Freemium Version
    NoYes
    Premium Consulting/Integration Services
    NoNo
    Entry-level Setup FeeOptionalNo setup fee
    Additional Details—*Per active user, per month, when paying once a year. Pro is $8.75 USD per active user when paying month to month. Business+ is $15.00 USD per active user when paying month to month.
    More Pricing Information
    Features
    IBM ZSlack
    Project Management
    Comparison of Project Management features of IBM Z and Slack
    Feature
    IBM Z
    -
    Ratings
    Slack
    7.9
    628 Ratings
    2% above category average
    Task Management00 Ratings7.6430 Ratings
    Gantt Charts00 Ratings6.961 Ratings
    Scheduling00 Ratings7.8363 Ratings
    Workflow Automation00 Ratings8.0396 Ratings
    Mobile Access00 Ratings9.4601 Ratings
    Search00 Ratings8.2608 Ratings
    Visual planning tools00 Ratings7.3275 Ratings
    Communication
    Comparison of Communication features of IBM Z and Slack
    Feature
    IBM Z
    -
    Ratings
    Slack
    8.7
    636 Ratings
    9% above category average
    Chat00 Ratings9.6635 Ratings
    Notifications00 Ratings8.7632 Ratings
    Discussions00 Ratings9.2620 Ratings
    Surveys00 Ratings8.1413 Ratings
    Internal knowledgebase00 Ratings7.8412 Ratings
    Integrates with GoToMeeting00 Ratings8.9110 Ratings
    Integrates with Gmail and Google Hangouts00 Ratings8.7182 Ratings
    Integrates with Outlook00 Ratings8.9120 Ratings
    File Sharing & Management
    Comparison of File Sharing & Management features of IBM Z and Slack
    Feature
    IBM Z
    -
    Ratings
    Slack
    8.4
    603 Ratings
    4% above category average
    Versioning00 Ratings8.2326 Ratings
    Video files00 Ratings8.2541 Ratings
    Audio files00 Ratings8.4527 Ratings
    Document collaboration00 Ratings7.9429 Ratings
    Access control00 Ratings8.3411 Ratings
    Advanced security features00 Ratings8.3362 Ratings
    Integrates with Google Drive00 Ratings9.0211 Ratings
    Device sync00 Ratings9.0455 Ratings
    Best Alternatives
    IBM ZSlack
    Small Businesses
    Dell PowerEdge
    Score7.6 out of 10
    Flock
    Score9.5 out of 10
    Medium-sized Companies
    Dell PowerEdge
    Score7.6 out of 10
    Troop Messenger
    Score9.8 out of 10
    Enterprises
    IBM Power
    Score9 out of 10
    Cisco Business Edition 7000 (discontinued)
    Score9 out of 10
    All AlternativesView all alternativesView all alternatives
    User Ratings
    IBM ZSlack
    Likelihood to Recommend
    9.6
    (42 ratings)
    9.1
    (639 ratings)
    Likelihood to Renew
    10.0
    (3 ratings)
    10.0
    (25 ratings)
    Usability
    4.0
    (2 ratings)
    9.0
    (255 ratings)
    Availability
    10.0
    (1 ratings)
    10.0
    (2 ratings)
    Performance
    10.0
    (1 ratings)
    10.0
    (2 ratings)
    Support Rating
    9.9
    (3 ratings)
    10.0
    (68 ratings)
    In-Person Training
    9.0
    (1 ratings)
    -
    (0 ratings)
    Online Training
    8.0
    (1 ratings)
    -
    (0 ratings)
    Implementation Rating
    8.0
    (2 ratings)
    8.9
    (5 ratings)
    Configurability
    9.0
    (1 ratings)
    10.0
    (2 ratings)
    Contract Terms and Pricing Model
    -
    (0 ratings)
    10.0
    (1 ratings)
    Ease of integration
    9.0
    (1 ratings)
    9.7
    (2 ratings)
    Product Scalability
    10.0
    (1 ratings)
    10.0
    (1 ratings)
    Professional Services
    9.0
    (1 ratings)
    10.0
    (1 ratings)
    Vendor post-sale
    9.0
    (1 ratings)
    10.0
    (1 ratings)
    Vendor pre-sale
    8.0
    (1 ratings)
    10.0
    (1 ratings)
    User Testimonials
    IBM ZSlack
    Likelihood to Recommend
    IBM
    Most of the time, server utilization is reliable and stable during peak times. Truly amazing, this product offers a lot and gets it done in no time without any confusion.It is reliable, too accurate and the performance is top-notch. It seems to be competitive in all virtual energy systems and its connectivity is also good. It's available at a low cost, but it's enough to have as many low-cost, more efficient systems as possible. It's a minor thing, but very rarely, it can cause work interruptions while it can get stuck due to more frequent use such as restless work. These power servers are very efficient and really help when things go wrong. I am using this product to retrieve data much faster.
    Read full review
    Salesforce
    Slack is ideal for Scrum and agile teams that need continuous communication during sprint planning, daily stand-ups, backlog refinement, testing, and retrospectives. Slack is well-suited for maintaining team knowledge through searchable conversations and dedicated channels, where experienced team members help onboard new QA analysts.
    Read full review
    Pros
    IBM
    • Virtualization for Scale-Out and Scale-Up in the same footprint
    • Security for different workloads: Large Confidential Computing and lightweight Secure Execution
    • Performance is a true game changer: extreme throughput powered by amazingly huge caches.
    • The one and only FIPS 140-2 Level 4 HSM on this planet
    • Quantum Safe Encryption NOW!
    • AI infusion to every transaction
    Incentivized
    Read full review
    Salesforce
    • Customer issues: Threads feature allows us to group a particular issue in a single thread and discuss within that thread. I can use the thread link to embed in JIRA ticket for tracking progress in JIRA (which is our details engineering tracking system).
    • Ability to add folder to Slack channel helps keep important information, documents easily accessible. e.g., we use this to keep a "ramp up" folder that can be used by any new joiner.
    • Global search is effective when I forget which group a particular message was in.
    Read full review
    Cons
    IBM
    • It would be good if IBM could demonstrate more use cases for Z to potential clients
    • A migration strategy from Open Systems to Z would be helpful
    • Any additional marketing to could explain the benefits of Z/Linux, especially now that RedHat is in the mix.
    Incentivized
    Read full review
    Salesforce
    • Would love a better integration with GitHub. For example, notifications when your PR is updated, when review is requested, @-mention in comments, etc.
    • Improved "Later" tab, for example the ability to create to-do lists or making the "Later" tab into a more powerful to-do list (annotate items with notes)
    • More powerful integrations, e.g. Google Calendar could render a calendar view within Slack, rather than sending the daily schedule
    Incentivized
    Read full review
    Likelihood to Renew
    IBM
    The IBM Z mainframe capabilities are unmatched for cloud readiness and optimization the learning capabilities are matched perfectly with Watson and the expandability of the cloud makes it a perfect choice.
    Incentivized
    Read full review
    Salesforce
    To be more transparent, I give 10 because Slack serves our collaboration needs. It provide us a good platform for team communication relaying important update within the company, it has even mobile app where you can install in your phone to monitor any updates within that team that needs your immediate attention and intervention.
    Incentivized
    Read full review
    Usability
    IBM
    Once you learn how, it easy. It's different than most other systems
    Incentivized
    Read full review
    Salesforce
    Slack has good usability. Devs that are not familiar with the platform are able to jump into conversations and start sharing code and links within just minutes. Non developers are also able to understand the layout such as the Project Managers that are keeping the projects on track. We have not seen any tickets where employees are having trouble understanding Slack.
    Incentivized
    Read full review
    Reliability and Availability
    IBM
    The Z in IBM Z is for zero down time. If you configure your system according to IBM's best practices, you can achieve zero downtime
    Incentivized
    Read full review
    Salesforce
    Yes, the app works 24/7. I don't even recall having any period that we could not use since the implementation. Even the maintenance periods are barely noticeable and our work is not impacted by it when it happens.
    Incentivized
    Read full review
    Performance
    IBM
    Performance is a major part when you configure your system. IBM has many tools to study your system and suggest the appropriate configuration. With the right contract, you can add processing power dynamically and remove it when no longer needed
    Incentivized
    Read full review
    Salesforce
    Slack is a soft app, we don't have many issues with it. I recall one or two people complaining about something during our usage period, but I didn't have a bad experience. When the app is slow, usually the problem is with my computer or my internet. The app works just fine.
    Incentivized
    Read full review
    Support Rating
    IBM
    Support is usually superb, only occasionally dropping to very good. We participate in some of the CD (Continuous Delivery) aspects of z/OS, IMS, MQ, and DB2.
    Incentivized
    Read full review
    Salesforce
    Whenever I've had to troubleshoot an issue with Slack (which, to be honest, has not happened very often), their online documentation has been easy to locate, easy to understand, and effective in resolving my issue. Slack's ever-growing popularity also means that there's a large community of practice out there that can be depended upon.
    Incentivized
    Read full review
    In-Person Training
    IBM
    Over my 33 years on this platform, I attended many in person courses, conferences, and other training opportunities.
    Incentivized
    Read full review
    Salesforce
    No answers on this topic
    Online Training
    IBM
    There are many online courses from both IBM and other vendors. Most are great. All of the documentation is available online.
    Incentivized
    Read full review
    Salesforce
    No answers on this topic
    Implementation Rating
    IBM
    I do not personally have any key insights regarding implementation of IBM Z Enterprise Servers as that is what our mainframe architects do.
    Incentivized
    Read full review
    Salesforce
    I was not part of the implementation team, but I recall being 100% happy and excited to learn and use a new tool. I'm still am to be honest.
    Incentivized
    Read full review
    Alternatives Considered
    IBM
    IBM Z is the best storage solution as it provides the best in class data protection with the cryptographic hardware keys, no loss in data while migration, and a user-friendly interface that makes it easy for develops to understand and has less of a learning curve. This makes it well above the competition.
    Incentivized
    Read full review
    Salesforce
    I like Slack better than ClickUp, because I would spend 30-60 minutes a day updating my ClickUp tasks. The way ClickUp was used was very micromanaging. I billed by the hour, so I was willing to put in the time to alert the boss what tasks I was working on.
    One of my jobs used Hive - I mostly just ran it in the background in case anyone messaged me. I did not use it often.
    Incentivized
    Read full review
    Scalability
    IBM
    If you need more processing power, just add more CPU's or memory. The largest system can have close to 200 CPU's and 40 TB of memory. If that is not enough, you can add more physical computers, and connect them using a sysplex
    Incentivized
    Read full review
    Salesforce
    No answers on this topic
    Return on Investment
    IBM
    • With IBM Z we really feel a different positive impact on our company. A trustworthy and the most powerful place we have ever.
    • A unique computing platform that helps a lot for the progress of our company.
    • It keeps our data save, encrypted.
    Incentivized
    Read full review
    Salesforce
    • Slack has been incredibly helpful in connecting various tech apps and ecosystems, creating a more streamlined and responsive process.
    • Slack has made it significantly easier to communicate with our team members across multiple time zones, creating a more engaging environment for our all-remote team.
    Incentivized
    Read full review
    ScreenShots

    IBM Z Screenshots

    Screenshot of IBM z17™ single-frame 

This configuration is optimized for enhanced modularity and is available in a traditional factory-frame setup. It provides advanced capabilities and is ideal for environments requiring a robust and scalable solution within an industry-standard footprint.  

IBM z17™ single-frame 

This configuration is optimized for enhanced modularity and is available in a traditional factory-frame setup. It provides advanced capabilities and is ideal for environments requiring a robust and scalable solution within an industry-standard footprint.Screenshot of IBM z17™ multi-frame 

This configuration is designed for general-purpose use, offering a balance of performance, scalability and security suitable for a wide range of applications.Screenshot of IBM z17™ rack mount 

This rack-mounted configuration allows for installation in existing data center rack infrastructures, providing flexibility and integration with current systems. It combines IBM Z's strengths with the convenience of modern rack-mounted hardware.