RTX 4070 Ti Super 16GB vs RX 7900 GRE 16GB for Local LLMs

The RTX 4070 Ti Super 16GB has about 17% more memory bandwidth (672 vs 576 GB/s). Batch-1 decode tracks bandwidth closely, so a model that fits both cards should decode roughly 17% faster on the RTX 4070 Ti Super 16GB. Both fit the same number of catalog models at Q4/8K (25 of 61; 16 vs 16 GB VRAM). MSRP is $799 for the RTX 4070 Ti Super 16GB vs $549 for the RX 7900 GRE 16GB. 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 (44 shared models), the RTX 4070 Ti Super 16GB posts the higher tok/s in 44 rows vs 0. Methodology.

Spec comparison

	RTX 4070 Ti Super 16GB	RX 7900 GRE 16GB
Vendor	NVIDIA	AMD
VRAM	16 GB	16 GB
Memory type	GDDR6X	GDDR6
Memory bandwidth	672 GB/s	576 GB/s
TDP	285 W	260 W
MSRP (list)	$799	$549
Buy	Search 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 44 shared models

Model	Params (B)	RTX 4070 Ti Super 16GB tok/s	RTX 4070 Ti Super 16GB fits	RX 7900 GRE 16GB tok/s	RX 7900 GRE 16GB fits	Winner
Qwen3-0.6B	0.8	534.5 est.	Yes	458.2 est.	Yes	RTX 4070 Ti Super 16GB
gemma-3-1b-it	1.0	427.6 est.	Yes	366.5 est.	Yes	RTX 4070 Ti Super 16GB
Llama-3.2-1B-Instruct	1.2	356.4 est.	Yes	305.5 est.	Yes	RTX 4070 Ti Super 16GB
Qwen3-30B-A3B	30.5	308.6 est.	No	264.5 est.	No	RTX 4070 Ti Super 16GB
Qwen3-Coder-30B-A3B-Instruct	30.5	308.6 est.	No	264.5 est.	No	RTX 4070 Ti Super 16GB
Qwen3-30B-A3B-Instruct-2507	30.5	308.6 est.	No	264.5 est.	No	RTX 4070 Ti Super 16GB
GLM-4.7-Flash	31.2	296.3 est.	No	253.9 est.	No	RTX 4070 Ti Super 16GB
Qwen3-1.7B	2.0	213.8 est.	Yes	183.3 est.	Yes	RTX 4070 Ti Super 16GB
Llama-3.2-3B-Instruct	3.2	199.0 measured	Yes	114.5 est.	Yes	RTX 4070 Ti Super 16GB
gpt-oss-20b	21.5	118.8 est.	Yes	101.8 est.	Yes	RTX 4070 Ti Super 16GB
Phi-4-mini-instruct	3.8	112.5 est.	Yes	96.5 est.	Yes	RTX 4070 Ti Super 16GB
Phi-4-mini-reasoning	3.8	112.5 est.	Yes	96.5 est.	Yes	RTX 4070 Ti Super 16GB
gemma-3-4b-it	4.3	109.7 est.	Yes	94.0 est.	Yes	RTX 4070 Ti Super 16GB
Qwen3-4B-Instruct-2507	4.0	106.9 est.	Yes	91.6 est.	Yes	RTX 4070 Ti Super 16GB
Qwen3-4B-Thinking-2507	4.0	106.9 est.	Yes	91.6 est.	Yes	RTX 4070 Ti Super 16GB

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 4070 Ti Super 16GB	RX 7900 GRE 16GB
Catalog models that fit	25 of 61	25 of 61
Largest exclusive fit	—	—

RTX 4070 Ti Super 16GB details → · RX 7900 GRE 16GB details →