B300 vs Quadro RTX 6000

Blackwell UltravsTuringUpdated 35 days ago

The B300 emerges as the clear winner for modern AI and HPC workloads: its 2250 TFLOPS FP16, 288 GB VRAM, and 12000 GB/s bandwidth outperform Quadro RTX 6000 by orders of magnitude across training, inference, and large-batch processing. Cloud availability from $2.45 per hour cements its dominance over the outdated, unavailable Quadro.

B300 from $7.39/hr

Specifications Compared

SpecB300QUADRO-RTX-6000
TDP1200W260W
VRAM288 GB24 GB
Memory TypeHBM3eGDDR6
ArchitectureBlackwell UltraTuring
Form FactorsSXMPCIe
InterconnectNVSwitch, NVLinkNVLink
FP8 Performance4,500 TFLOPS
FP16 Performance2,250 TFLOPS16.3 TFLOPS
FP32 Performance90 TFLOPS16.3 TFLOPS
FP64 Performance45 TFLOPS
INT8 Performance4,500 TOPS
Memory Bandwidth12,000 GB/s672 GB/s

Performance Analysis

The B300's FP16 performance reaches 2250 TFLOPS: this enables training large language models at speeds over 137 times faster than the Quadro RTX 6000's 16.3 TFLOPS, drastically reducing epochs for datasets exceeding 24 GB. Inference benefits similarly from FP8 at 4500 TFLOPS on B300, supporting real-time serving of models too vast for Quadro's limits.

FP32 parity on Quadro at 16.3 TFLOPS contrasts B300's 90 TFLOPS: scientific simulations gain 5.5 times acceleration on B300 for general-purpose computing. Memory bandwidth of 12000 GB/s on B300 allows batch sizes 18 times larger than Quadro's 672 GB/s, minimizing data starvation in deep learning pipelines and enabling models with billions of parameters.

Power draw reveals trade-offs: B300's 1200W TDP demands data center cooling, while Quadro's 260W fits desktops. Interconnects favor B300's NVSwitch for scaling beyond Quadro's NVLink in PCIe slots.

Live Cloud Pricing

Real-time prices from 25+ providers. Updated every 60 seconds.

B300

ProviderGPU ModelVRAMHost SpecsRegionPriceStatusAction
RunPod
RunPod
NVIDIA B300 SXM6
262GB VRAM
$7.39/GPU/hr
Scaleway
Scaleway
8×NVIDIA B300 SXM6
262GB VRAM
$8.73/GPU/hr
$69.84/hr total (8×)
Available

Compare real-time pricing across 25+ providers

When to Choose the B300

Opt for the B300 in large-scale AI training and inference: its 288 GB HBM3e VRAM handles models like GPT-scale LLMs without sharding, unlike Quadro RTX 6000's 24 GB constraint. Cloud deployments from $2.45 per hour leverage NVSwitch for multi-GPU efficiency in hyperscale clusters.

HPC simulations requiring 2250 TFLOPS FP16 or 12000 GB/s bandwidth demand B300: it processes petabyte datasets where Quadro fails due to 672 GB/s limits.

When to Choose the Quadro RTX 6000

Select Quadro RTX 6000 for legacy CAD and visualization workstations: its 260W TDP and PCIe form factor integrate seamlessly into existing desktops without data center infrastructure. Applications certified for Turing architecture, such as older DCC software, run optimally on its 16.3 TFLOPS FP32 without migration costs.

Budget-conscious on-premises setups favor Quadro where workloads fit within 24 GB GDDR6: it suffices for moderate rendering tasks avoiding B300's 1200W power needs.

Use Cases

LLM Training
B300

B300's 288 GB HBM3e VRAM and 2250 TFLOPS FP16 support massive models without sharding. Quadro RTX 6000's 24 GB limits it to tiny datasets.

LLM Inference
B300

B300 delivers 4500 TFLOPS FP8 for high-throughput serving of large models. Quadro's 16.3 TFLOPS FP16 cannot handle production-scale inference.

Fine-tuning
B300

12000 GB/s bandwidth on B300 enables large batch sizes during fine-tuning. Quadro's 672 GB/s causes bottlenecks with datasets over 24 GB.

Stable Diffusion
B300

B300's superior FP16 at 2250 TFLOPS accelerates diffusion model generation. Quadro suffices only for basic tasks within 24 GB VRAM.

Scientific Computing
B300

B300's 90 TFLOPS FP32 and NVSwitch scaling outperform Quadro's 16.3 TFLOPS for simulations. High memory capacity handles complex datasets.

Frequently Asked Questions

What is the VRAM difference between B300 and Quadro RTX 6000?

B300 offers 288 GB HBM3e VRAM. Quadro RTX 6000 provides 24 GB GDDR6. This 12-fold gap allows B300 to manage vastly larger AI models.

How does B300 compare in compute performance?

B300 achieves 2250 TFLOPS FP16 and 90 TFLOPS FP32. Quadro RTX 6000 delivers 16.3 TFLOPS in both. B300 exceeds by 138 times in FP16.

Is B300 available on cloud platforms?

B300 lists from $2.45 per hour, averaging $6.44 per hour across seven offers. Quadro RTX 6000 has no live cloud offers.

What are the power requirements?

B300 has a 1200W TDP suited for SXM racks. Quadro RTX 6000 uses 260W in PCIe form factor. Quadro fits low-power workstations.

Which has higher memory bandwidth?

B300 provides 12000 GB/s. Quadro RTX 6000 offers 672 GB/s. B300 supports 18 times larger batches.

Can Quadro RTX 6000 handle modern LLMs?

Quadro RTX 6000's 24 GB VRAM limits it to small models. B300's 288 GB enables full-scale LLM training and inference.

Which is cheaper to rent, the B300 or the Quadro RTX 6000?

Cloud rental prices for both the B300 and Quadro RTX 6000 vary by provider, configuration, and availability. This page shows live pricing from 25+ providers updated every 60 seconds. Scroll to the Live Cloud Pricing section to compare current rates.

How much VRAM does the B300 have compared to the Quadro RTX 6000?

The B300 has 288 GB of HBM3e memory. The Quadro RTX 6000 has 24 GB of GDDR6 memory.

Can I find B300 and Quadro RTX 6000 GPUs available to rent right now?

Yes. This page shows real-time availability across 25+ cloud GPU providers. The Live Cloud Pricing section displays only in-stock offers with current pricing.

What is the main difference between the B300 and the Quadro RTX 6000?

The B300 uses the Blackwell Ultra architecture (2025) while the Quadro RTX 6000 uses Turing (2018). The B300 delivers 138.0x the FP16 throughput and 17.9x the memory bandwidth of the Quadro RTX 6000.