llamaperf

AMD Radeon AI PRO R9700 32GB vs AMD RX 9070 for local LLMs

61 reports on the AMD Radeon AI PRO R9700 32GB and 9 on the AMD RX 9070

Which is faster for local LLMs?

Nobody has reported the same model at the same quant on both cards yet, so there's no measured head-to-head. Memory bandwidth, which caps how fast a card can write, is about the same on both (640 GB/s on the AMD Radeon AI PRO R9700 32GB, 640 on the AMD RX 9070). The estimates below compare them on the models people run most.

AMD Radeon AI PRO R9700 32GB
Memory
32GB
Memory bandwidth
640 GB/s
FP16 compute
191 TFLOPS
Reports
61
AMD RX 9070
Memory
16GB
Memory bandwidth
640 GB/s
FP16 compute
145 TFLOPS
Reports
9

Estimated by the calculator

The quant the calculator recommends for each card and its estimated speed at a 32,768-token context with 32 GB of system RAM, from memory bandwidth and the model's shape.

ModelAMD Radeon AI PRO R9700 32GBAMD RX 9070
Qwen3.8 27B16.0 t/sQ6_K41.7 t/sQ2_K
Qwen3.8 125B · 6B active18.7 t/sQ2_K, experts in RAMdoesn't fit at these settings
Qwen3.6 35B · 3B active58.2 t/sQ5_K_M138.0 t/sQ2_K
DeepSeek V4 Flash 284B · 13B activedoesn't fit at these settingsdoesn't fit at these settings
Qwen3.6 27B16.0 t/sQ6_K41.7 t/sQ2_K
Gemma 4 26B · 4B active40.9 t/sQ6_K93.0 t/sQ3_K_S

Change the context, RAM or model in the calculator: AMD Radeon AI PRO R9700 32GB · AMD RX 9070

Every report on each card, with its source: AMD Radeon AI PRO R9700 32GB · AMD RX 9070

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