Question 1

Is the RX 7700 XT 12GB or the Titan V 12GB better for local LLMs?

Accepted Answer

The Titan V 12GB has about 51% more memory bandwidth (652.8 vs 432 GB/s). Batch-1 decode tracks bandwidth closely, so a model that fits both cards should decode roughly 51% faster on the Titan V 12GB. Both fit the same number of catalog models at Q4/8K (18 of 69; 12 vs 12 GB VRAM). MSRP is $449 for the RX 7700 XT 12GB vs $2,999 for the Titan V 12GB. MSRP is a launch list price, not live retail — Amazon prices move; click through for the current price.

Question 2

How much faster is the RX 7700 XT 12GB than the Titan V 12GB for LLM inference?

Accepted Answer

On memory bandwidth the Titan V 12GB leads by about 51% (652.8 vs 432 GB/s), and batch-1 decode tracks bandwidth. In the Q4/8K head-to-head on this page, the RX 7700 XT 12GB wins 0 of 41 shared model rows and the Titan V 12GB wins 41.

Question 3

Which can run larger models, the RX 7700 XT 12GB or the Titan V 12GB?

Accepted Answer

Neither — both fit 18 of 69 catalog models at Q4/8K (12 vs 12 GB VRAM).

	RX 7700 XT 12GB	Titan V 12GB
Vendor	AMD	NVIDIA
VRAM	12 GB	12 GB
Memory type	GDDR6	HBM2
Memory bandwidth	432 GB/s	652.8 GB/s
TDP	245 W	250 W
MSRP (list)	$449	$2,999
Buy	Search Amazon (affiliate)	Search Amazon (affiliate)

Model	Params (B)	RX 7700 XT 12GB tok/s	RX 7700 XT 12GB fits	Titan V 12GB tok/s	Titan V 12GB fits	Winner
MiniCPM5-1B	1.08	254.5 est.	Yes	384.6 est.	Yes	Titan V 12GB
gpt-oss-20b	21.5	170.4 est.	No	257.5 est.	No	Titan V 12GB
Qwen3.5-2B	2.0	137.5 est.	Yes	207.7 est.	Yes	Titan V 12GB
Nemotron-3-Nano-Omni-30B-A3B-Reasoning-BF16	30.0	122.2 est.	No	184.6 est.	No	Titan V 12GB
gemma-4-26B-A4B-it	25.2	121.5 est.	No	183.6 est.	No	Titan V 12GB
DeepSeek-R1-0528-Qwen3-8B-layer-mix-bpw-3.8-mlx	2.3	119.5 est.	Yes	180.6 est.	Yes	Titan V 12GB
Qwen3-30B-A3B-Instruct-2507	30.5	111.1 est.	No	167.9 est.	No	Titan V 12GB
GLM-4.7-Flash	31.2	106.7 est.	No	161.2 est.	No	Titan V 12GB
Qwen3.5-35B-A3B	34.7	92.4 est.	No	139.6 est.	No	Titan V 12GB
qwen35b-a3b-fable-sft-abliterated	34.7	87.7 est.	No	132.5 est.	No	Titan V 12GB
Ornith-1.0-35B	35.0	86.4 est.	No	130.5 est.	No	Titan V 12GB
Qwen3.6-35B-A3B	36.0	86.1 est.	No	130.1 est.	No	Titan V 12GB
Llama-3.2-3B-Instruct	3.2	85.9 est.	Yes	129.8 est.	Yes	Titan V 12GB
Qwen3-4B-Instruct-2507	4.0	68.7 est.	Yes	103.9 est.	Yes	Titan V 12GB
NVIDIA-Nemotron-3-Nano-4B-BF16	4.0	68.7 est.	Yes	103.9 est.	Yes	Titan V 12GB

RX 7700 XT 12GB vs Titan V 12GB for Local LLMs

Spec comparison

Q4 / 8K head-to-head — top 15 of 41 shared models

Fit coverage at Q4 / 8K

	RX 7700 XT 12GB	Titan V 12GB
Catalog models that fit	18 of 69	18 of 69
Largest exclusive fit	—	—