Articles

Guides, reviews, and technical deep-dives for AI/ML builders.

Guide

Buying Used GPUs on eBay: Complete Guide to Avoiding Scams

Learn to spot fakes, avoid mining damage, check seller reputation, and use buyer protection.

Review

Tesla P40: The Best Budget GPU for Local AI

24GB for ~$150: why the P40 is the #1 recommendation for budget AI builders.

Guide

Best GPU for Llama 3 70B Under $500

Dual P40, RTX 3090, CPU offloading: how to run 70B models locally on a budget.

Review

Tesla P100 16GB: The Fast Budget GPU Nobody Talks About

High bandwidth HBM2 memory and strong performance per dollar.

Review

Is the $80 Tesla M40 Still Viable for AI?

The cheapest 24GB GPU, but is it too slow? Honest assessment.

Review

Tesla K80 for AI: Too Old or Hidden Gem?

Dual-GPU design, slow memory: why the K80 is a poor choice despite the price.

Review

Nvidia Titan V for AI: 12GB HBM2 Worth It in 2026?

12GB HBM2 with 653 GB/s bandwidth: fast but limited VRAM. Real-world performance analysis.

Review

RTX 3060 12GB for AI: Still Worth It in 2026?

12GB VRAM for under $200: can it run local AI models? Honest verdict.

Guide

The Cheapest 24GB GPU for AI in 2026 (Used Price Ranking)

Every 24GB GPU ranked by used price and $/GB VRAM: Tesla M40, P40, K80, RTX 3090, and RX 7900 XTX compared with live 2026 prices.

Review

RTX A6000 48GB Used Price in 2026: Is It Worth It for AI?

48GB on a single card for running 70B LLMs. Live used price, $/GB, and how the A6000 stacks up against dual Tesla P40s, the A40, and the W7900.

Guide

AMD GPUs for Local AI in 2026: Prices, VRAM & the ROCm Reality

Live used prices and $/GB for the RX 7900 XTX, 7900 XT, RX 6700 XT, and Radeon Pro W7900/W7800, plus the honest ROCm vs CUDA story.

Market

What the AI Boom Did to Used GPU Prices (2022–2026)

How ChatGPT sent used GPU prices soaring, and where they've landed. Real price data on RTX 3080, 3090, Tesla P40, P100 and more.

Technical

How We Estimate LLM Inference Speed

Our methodology for estimating tokens/sec with real examples.