01 // Representative inference estimates
Single-stream decode · llama.cpp
Aggregated from published community sources. Test setups differ, so use close results as directional evidence.
Sources and normalization →01b // Performance across quantization
vs. nearest competitors
How tok/s scales from FP16 → Q8 → Q4 compared to GPUs in a similar price/VRAM range.
02 // Hardware specs
ArchitectureBlackwell
Process nodeTSMC 4NP
Memory32 GB
Memory bandwidth1,792 GB/s
FP16 compute105 TFLOPS
INT8 compute210 TOPS
TDP575 W
PCIeGen 5 x16
Form factorTriple-slot
CoolingAxial
03 // Model fit
Weight estimate plus 15% planning headroom for runtime buffers and a modest KV cache. Long context can require more.
+ STRENGTHS
- ✓32GB clears our Qwen3 32B Q4 planning target
- ✓1792 GB/s memory bandwidth · top tier in its class
- ✓Indexed formats: FP16, FP8, Q8, Q4 · verify support in your runtime
− TRADE-OFFS
- −Draws 575W under load — plan PSU and thermals accordingly
- −Limited to triple-slot chassis
- −Driver lock-in to vendor stack
related research
Research behind GeForce RTX 5090 inference tradeoffs
These papers explain the quantization, cache, bandwidth, and runtime constraints that matter before buying this GPU for local AI.
LLM quantization research
GPTQ, AWQ, GGUF, FP4, NF4, and what low-bit formats mean for VRAM fit.
Open GPU inference optimization papers
Memory bandwidth, FlashAttention, dequant kernels, and backend maturity.
Open 2026 LLM inference papers
Fresh 2026 work on FP4, KV cache, kernels, AMD serving, and local controllers.
Open