Rent B300 GPUs
on Vast.ai for

Rent NVIDIA B300 GPUs on Vast.ai. Blackwell Ultra architecture, 288GB HBM3e memory, 20,480 CUDA cores, and 8 TB/s bandwidth — built for large-scale AI inference, reasoning models, and distributed training at competitive prices.

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B300-Ready Models

These popular AI models can run on the B300. Actual requirements vary by model, engine, precision, and configuration.

textvision

Moonshot AI logoKimi K3

Moonshot AI's 2.8T-parameter multimodal MoE — full-precision vLLM flagship on 8xB300, plus single-node Unsloth 1-bit and 2-bit dynamic GGUF quants

text

Hy4 Preview

770B MoE flagship with 49B active parameters, Gated DSA attention, and 1M-token context

B300 GPU Details

CategoryB300
GPU NameGB300
ArchitectureBlackwell Ultra
Process Size4 nm
Transistors208,000 million
Release Date2026
Memory Size288 GB
Memory TypeHBM3e
Bandwidth8.00 TB/s
Tensor Cores640
FP16 (half)2250.0 TFLOPS
FP32 (float)75.0 TFLOPS