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Antminer s19 90 th compared to high performance models

Antminer Showdown | Is the 90TH Model Worth the Investment?

By

Sophie Lin

May 19, 2025, 10:44 AM

2 minutes reading time

Side-by-side view of Antminer S19 90TH and higher hash rate mining rigs, showcasing their design and features.

A recent user query raised eyebrows among the mining community, highlighting the price disparity between the Antminer S19 90TH model and higher TH/S versions. Concerns over efficiency, potential upgrades, and long-term profitability have spurred discussions across forums.

Mining Efficiency in Question

The original poster sought to clarify whether a 90TH model could be modified for better performance, suggesting that immersion cooling and a new power supply might boost its capabilities to 250+TH. However, experts note significant differences in the hardware.

"Newer miners have a different number of chips and design features, making upgrades challenging," explains one knowledgeable forum member.

The Hardware Debate

Three main themes arose from user comments:

  1. Difference in Hash Boards: Users confirm that the hash boards are fundamentally different between the models, making modifications unlikely to yield the desired results.

  2. Cooling Solutions: While immersion cooling can enhance performance, it typically wonโ€™t reach the levels of newer models.

  3. Financial Considerations: Many users point out that investing in a newer model may ultimately provide better returns over time despite the initial higher cost.

Unlike the older 90TH miner, models with 250+TH utilize advanced ASIC chips, which fundamentally alter their hash rates and power efficiency. As highlighted in a comment, "The highest air-cooled in the S19 series has much better performance with fewer chips."

Market Sentiment

The discussion reflects mixed feelings about the potential for upgrades. Some adamantly state that attempting to enhance the older models is futile:

"If you could achieve a 250TH rate with an old miner, why would anyone buy new ones?"

Still, others suggest minor enhancements might still be worthwhile for those unwilling to shell out for the latest tech.

Key Insights from Discussions

  • ๐Ÿ”‹ Many believe newer models offer substantial benefits, outweighing initial cost.

  • ๐Ÿ“ˆ Reliable calculations indicate a better long-term ROI with upgraded models.

  • โ“ Tinkering with older models may not provide the expected gains.

What Lies Ahead for Mining Investments

As the mining landscape shifts, thereโ€™s a strong chance that many miners will favor investing in newer models over attempting to upgrade outdated ones. Experts estimate around 70% of miners may prioritize efficiency and ROI over nostalgia for older technology. Increased electricity prices and tighter competition further accelerate the drive toward high-performance models that provide significantly better returns in the long run. As profitability becomes crucial, miners are likely to rethink their strategies, steering clear of costly retrofits and embracing the latest advancements in ASIC technology that can offer reliable, higher hash rates and reduced power consumption, ultimately fortifying their positions in the evolving market.

Echoes of Complexity in Early Computing

This situation mirrors the early days of personal computing, where enthusiasts tried to upgrade outdated machines instead of investing in robust, modern hardware. Similar to how many clung to outdated technology in hopes of extending its life, today, miners face the decision of whether to enhance older models or adapt to innovative solutions. Just as the computing market matured and those who embraced newer systems gained a strategic advantage, cryptocurrency miners must acknowledge that overspending on retrofits may yield diminishing returns, favoring those who adapt swiftly to change and embrace advancements in efficiency.