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RTX 3070 8GB vs RTX 5060 Ti 8GB for Local LLMs

Both list the same memory bandwidth (448 GB/s), so per-token decode speed should be similar whenever a model fits both. Both fit the same number of catalog models at Q4/8K (17 of 61; 8 vs 8 GB VRAM). MSRP is $499 for the RTX 3070 8GB vs $379 for the RTX 5060 Ti 8GB. MSRP is a launch list price, not live retail — Amazon prices move; click through for the current price. In the Q4/8K head-to-head below (38 shared models), the two cards split the rows 0–0. Methodology.

Spec comparison

RTX 3070 8GBRTX 5060 Ti 8GB
VendorNVIDIANVIDIA
VRAM8 GB8 GB
Memory typeGDDR6GDDR7
Memory bandwidth448 GB/s448 GB/s
TDP220 W180 W
MSRP (list)$499$379
BuySearch Amazon (affiliate)Search Amazon (affiliate)

MSRP is the launch list price, not live retail. Buy links are Amazon affiliate links — the price after you click is the live price.

Q4 / 8K head-to-head — top 15 of 38 shared models

ModelParams (B)RTX 3070 8GB tok/sRTX 3070 8GB fitsRTX 5060 Ti 8GB tok/sRTX 5060 Ti 8GB fitsWinner
Qwen3-0.6B0.8356.4 est.Yes356.4 est.YesTie
gemma-3-1b-it1.0285.1 est.Yes285.1 est.YesTie
Llama-3.2-1B-Instruct1.2237.6 est.Yes237.6 est.YesTie
Qwen3-1.7B2.0142.5 est.Yes142.5 est.YesTie
Llama-3.2-3B-Instruct3.289.1 est.Yes89.1 est.YesTie
gpt-oss-20b21.578.9 est.No78.9 est.NoTie
Phi-4-mini-instruct3.875.0 est.Yes75.0 est.YesTie
Phi-4-mini-reasoning3.875.0 est.Yes75.0 est.YesTie
gemma-3-4b-it4.373.1 est.Yes73.1 est.YesTie
Qwen3-4B-Instruct-25074.071.3 est.Yes71.3 est.YesTie
Qwen3-4B-Thinking-25074.071.3 est.Yes71.3 est.YesTie
Qwen3-30B-A3B30.551.4 est.No51.4 est.NoTie
Qwen3-Coder-30B-A3B-Instruct30.551.4 est.No51.4 est.NoTie
Qwen3-30B-A3B-Instruct-250730.551.4 est.No51.4 est.NoTie
GLM-4.7-Flash31.249.4 est.No49.4 est.NoTie

est. = bandwidth-based estimate; measured = curated real benchmark that overrides the estimate. Fits = weights + KV(8K) + 1 GB overhead ≤ 95% of VRAM.

Fit coverage at Q4 / 8K

RTX 3070 8GBRTX 5060 Ti 8GB
Catalog models that fit17 of 6117 of 61
Largest exclusive fit——

RTX 3070 8GB details → · RTX 5060 Ti 8GB details →