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Power-limit vs TG/s for 2x3090

BACKGROUND
1 SIGNALFIRST DETECTED 28 April 2026
Narrative synthesis pending — 1 signal collected.
How the story developed
28 Apr
Power-limit vs TG/s for 2x3090
OPINION · WHAT · LocalLLaMA
4.9
Other feeds and industry voices
5 May
For those wondering about the power consumption of a dual 3090 rig while inferencing

<table> <tr><td> <a href="https://www.reddit.com/r/LocalLLaMA/comments/1t4b203/for_those_wondering_about_the_power_consumption/"> <img alt="For those wondering about the power

OPINION · WHAT · LocalLLaMAOPEN STORY
26 Mar
1 million tokens per second from a single cluster, what that actually means

<!-- SC_OFF --><div class="md"><p>Got Qwen 3.5 27B to 1,103,941 tok/s on 12 nodes with 96 B200 GPUs.</p> <p>At that rate you process 50,000 insurance policy documents in hours

OPINION · WHAT · singularityOPEN STORY
6 May
Qwen3.6-27B with MTP grafted on Unsloth UD XL: 2.5x throughput via unmerged llama.cpp PR

<!-- SC_OFF --><div class="md"><p>Hey everyone, I've been working on getting Multi-Token Prediction (MTP) working with quantized GGUFs for Qwen3-27B and the results are pretty

OPINION · HOW · LocalLLaMAOPEN STORY
8 Apr
Napkin math: KV cache for Llama 3.1 at 128K context is ~64GB per decode request, and that's after GQA

<!-- SC_OFF --><div class="md"><p>Every output token the model generates requires reading the entire KV cache from High Bandwidth Memory.</p> <p>Here's what that actually looks

OPINION · WHAT · LocalLLaMAOPEN STORY
20 Oct
Geezuz kernel: Qwen3.8-27B at 190 tok/s (620~ tok/s at 8 requests) on two 3090s

<!-- SC_OFF --><div class="md"><p><strong>Geezuz, its fast!</strong></p> <p>Qwen3.8-27B, two RTX 3090s power-limited to 280 W, plain PCIe, no NVLink, at 0 Context:<br /> (tests

OPINION · WHAT · LocalLLaMAOPEN STORY
24 Mar
FlashAttention-4: 1613 TFLOPs/s, 2.7x faster than Triton, written in Python. What it means for inference.

<!-- SC_OFF --><div class="md"><p>Wrote a deep dive on <strong>FlashAttention-4 (03/05/2026)</strong> that's relevant for anyone thinking about inference performance.</p>

OPINION · WHAT · LocalLLaMAOPEN STORY
5 May
Smaller gguf getting way less tokens per second?? So confused!

<!-- SC_OFF --><div class="md"><p>Noob here, Running Qwen3.6 35B A3B in LM Studio on a 3080 10GB + Ryzen 5 3600 on Windows 10.</p> <p>Tried some unsloth quants with identical

OPINION · WHAT · LocalLLaMAOPEN STORY
1 Apr
A Reminder, Guys, Undervolt your GPUs Immediately. You will Significantly Decrease Wattage without Hitting Performance.

<!-- SC_OFF --><div class="md"><p>I am sure many of you already know this, but using MSI Afterburner, you can change the voltage your single or multiple GPUs can draw, which can

OPINION · HOW · LocalLLaMAOPEN STORY
Sources
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