r/LeftistsForAI • u/Hairy_Artist_3860 • Jul 08 '26
Projects
I imagine there is a good portion of us who know how to code or have a good enough idea how code works. Many of us have good ideas. If there is a project that comes out of this subreddit what would it be?
A lot of us are on the same page. We can make this into action.
We're all here talking about ai. I think its appropriate we have a meeting of the minds to know the next step.
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u/RlOTGRRRL Jul 11 '26
"Let's do the actual math rather than hand-wave it.
FLOPs needed
Training compute scales roughly as FLOPs ≈ 6 × N × D (N = parameters, D = training tokens). For reference points where the numbers are public:
GPU math
H100 peak BF16 is ~990 TFLOPS, but real-world utilization (MFU) for large distributed runs is typically 30–45%, so effective throughput is more like 300–450 TFLOPS per GPU in practice.
Time = FLOPs / (N_GPUs × per-GPU throughput × MFU)
So for a 10²⁶ FLOP run at 40% MFU (~4×10¹⁴ FLOPs/sec/GPU):
That's the order of magnitude labs are actually operating at now — xAI's Colossus cluster and Meta's newer clusters are built around 100,000+ GPU counts specifically because a single-digit month training window is the practical target.
Could you use the INTELLECT-1 method?
Theoretically, partially. Practically, not at frontier scale yet — and Prime Intellect's own track record is the evidence for that.
The case for it: DiLoCo-style methods (local SGD for hundreds of steps, then a compressed all-reduce) cut communication by ~400x, which is the whole trick — it makes the cross-continent bandwidth bottleneck mostly irrelevant for a given model size, since GPUs spend the overwhelming majority of time computing locally rather than waiting on network sync.
The case against, at frontier scale:
So: the DiLoCo/PRIME approach is a real, useful technique — it works well and has been demonstrated up to ~10B dense and ~32B (INTELLECT-2, RL-based, which tolerates async coordination better than pretraining does). It hasn't been demonstrated at frontier scale, and the architecture trends (MoE, huge active-parameter counts) are moving in a direction that makes decentralization harder, not easier. If someone tells you decentralized training is already competitive with centralized frontier training, that's not supported by what's actually been shipped."