NVIDIABlackwell Ultra Architecture

Rent B300 SXM

The NVIDIA B300 SXM6 is a high-performance GPU designed for demanding workloads in data centers, including AI training, inference, and high-performance computing (HPC). Built on the Blackwell architecture, it offers significant improvements in performance and efficiency compared to previous generati...
Current availabilityNo stock

Check the latest offers below

📊 Pricing at a Glance

No live on-demand availability right now. No provider with live stock tracking reports B300 SXM in stock. Last seen from $4.30/GPU/hr on Nebius (listed on-demand pricing, not verified in stock).

Cheapest In Stock
None
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Most Expensive In Stock
None
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Median In-Stock Price
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Offers Reported In Stock
0
Providers With Stock
0
Latest Stock Observation
No recent live observation

GPUPerHour tracks 47 listings for B300 SXM from 11 providers, none of which is confirmed in stock on-demand right now. They are listed below as last-seen pricing.

Looking for a specific provider? See Nebius B300 SXM, CoreWeave B300 SXM, or Massed Compute B300 SXM.

Available Offers

No on-demand offer is reported in stock by a provider with live stock tracking right now.

0 offers available

Other Tracked Listings (Last-Seen Pricing)

47 further listings GPUPerHour tracks for this GPU. These catalog rows do not qualify as current secure on-demand offers; stock observations may be missing or old. They are not confirmed in stock; check availability with the provider.

ProviderListed per GPU / hrPricing typeAvailability
Nebius$4.30on-demandCheck provider
CoreWeave$4.59on-demandCheck provider
Massed Compute$6.60on-demandCheck provider
Vast.ai$6.69on-demandCheck provider
Vast.ai$6.70on-demandCheck provider
VERDA$6.99on-demandCheck provider
VERDA$6.99on-demandCheck provider
VERDA$6.99on-demandCheck provider
VERDA$6.99on-demandCheck provider
VERDA$6.99on-demandCheck provider
Browse all tracked listings

B300 SXM Availability Now

No provider with live stock tracking reports B300 SXM in stock on-demand right now. Stock is rechecked every minute; tracked catalog listings are shown above as last-seen pricing.

B300 SXM Price History (daily)

Over the last 14 days the cheapest on-demand B300 SXM ranged from $7.89 to $8.99 per GPU-hour across up to 3 providers with stock.

B300 SXM daily cheapest and median on-demand price per GPU-hour, last 14 days
Date (UTC)Cheapest $/GPU-hrMedian $/GPU-hrOffers in stockProviders with stock
$8.99$8.9911
$8.99$10.0853
$8.99$8.9911
$8.99$8.9911
$8.99$8.9911
$7.99$8.8522
$7.99$8.9933
$8.99$8.9911
$7.99$8.9933
$7.99$8.9933
$8.99$8.9911
$7.89$7.9933
$7.89$7.8911
$7.89$7.8911

One row per captured day (00:05 UTC). Cheapest is the lowest secure on-demand price per GPU-hour reported in stock by a provider with live stock tracking; median is the median of those offers. Days without a capture are not shown. Method and full series: Cloud GPU Price Index.

Notify me when B300 SXM drops below a price

One email when the cheapest in-stock on-demand price per GPU-hour falls below your threshold.

B300 SXM Catalog Listing History (30 days)

Catalog listings, not live prices.

These averages are of every tracked catalog listing, including spot, reserved, out-of-stock and older rows. They do not measure live on-demand prices or availability (the daily price history table above does that) and cannot establish savings against the current offers. Each day averages its recorded catalog snapshots; the median gives each day equal weight. Missing days are excluded.

Lowest daily catalog average$5.99/GPU/hr
Median of daily catalog averages$6.10/GPU/hr
Days with recorded catalog prices30 of 30
Latest catalog snapshotOctober 19, 2026

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B-series capacity available now.

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Technical Specifications

CUDA cores
Not publicly specified, but expected to be significantly higher than previous generations.
Memory type
HBM3e
Tensor cores
Blackwell architecture Tensor Cores, offering enhanced performance for AI workloads.
FP8 performance
Optimized for FP8 precision, delivering substantial performance gains in AI training.
Memory bandwidth
Likely exceeding 1 TB/s, exact specifications are not publicly available.

Strengths & Limitations

Advantages
  • Exceptional performance for AI training and inference.
  • High memory bandwidth for large datasets.
  • Optimized for FP8 precision, improving efficiency.
  • SXM6 form factor for high-density deployments.
  • Leverages the advanced Blackwell architecture.
Limitations
  • High cost compared to other GPUs.
  • Limited availability due to high demand.
  • Requires specialized cooling and power infrastructure.
  • SXM6 form factor limits compatibility with standard servers.

Top Use Cases

Large Language Model (LLM) Training

Ideal for training massive language models with billions of parameters, enabling faster iteration and improved accuracy.

Generative AI

Accelerates the development and deployment of generative AI models for image, video, and text generation.

High-Performance Computing (HPC)

Suitable for computationally intensive simulations and scientific research, benefiting from the GPU's parallel processing capabilities.

Real-World Benchmark

AI Training Performance
The B300 SXM6 is expected to deliver significantly higher training throughput compared to previous generation GPUs like the H100 SXM5. Specific benchmark numbers are not yet widely available, but internal tests suggest a substantial improvement in training time for large models.
Illustrative cost, generated estimate$1.24/hr

Market Analysis

Generated market commentary, not current pricing. Live prices and stock are in the sections above.

The NVIDIA B300 SXM6 is positioned as a premium GPU for organizations requiring the highest levels of performance for AI and HPC workloads. Its high cost reflects its advanced capabilities and limited availability. It competes with other high-end GPUs such as the NVIDIA H200 SXM and AMD Instinct MI300X, but offers a unique combination of performance, memory bandwidth, and FP8 optimization. The market for these high-end GPUs is driven by the increasing demand for AI and the growing size of AI models.

Frequently Asked Questions

What is the power consumption of the B300 SXM6?â–¾

While the exact power consumption is not publicly specified, it is expected to be high, requiring robust cooling solutions.

What is the memory capacity of the B300 SXM6?â–¾

The memory capacity is expected to be substantial, leveraging HBM3e technology for high bandwidth and large capacity, but specific numbers are not yet publicly available.

What is the difference between SXM and PCIe versions?â–¾

SXM modules are designed for high-density deployments and offer higher bandwidth and power delivery compared to PCIe cards. They require specialized server infrastructure.

Alternative GPUs

NVIDIA H200 SXM

A slightly less powerful but still very capable alternative for AI and HPC workloads, offering a balance of performance and cost.

NVIDIA H100 SXM5

A previous-generation high-performance GPU that can be a cost-effective option for organizations that do not require the absolute latest technology.

AMD Instinct MI300X

A competitive GPU from AMD that offers strong performance for AI and HPC workloads, providing an alternative to NVIDIA's offerings.

Cite This Data
This pricing data is updated daily and free to cite with attribution.
Source: GPUPerHour.com — B300 SXM GPU Rental Pricing Comparison (October 2026)

Journalists, bloggers, and researchers: You're welcome to cite our data in your articles with attribution. Our pricing database is checked periodically from 11 cloud providers tracking this GPU.

B300 SXM Pricing: What It Costs in 2026

â–¾

No provider with live stock tracking reports B300 SXM in stock on-demand right now. The lowest listed on-demand price GPUPerHour last saw was $4.30/GPU/hr on Nebius, across 47 tracked listings from 11 providers. Listed prices are catalog prices and may not be bookable.

How B300 SXM Compares

â–¾

Compared to alternatives, the NVIDIA H200 SXM offers another hardware option; follow the link for current prices. A slightly less powerful but still very capable alternative for AI and HPC workloads, offering a balance of performance and cost. The NVIDIA H100 SXM5 offers another hardware option; follow the link for current prices. A previous-generation high-performance GPU that can be a cost-effective option for organizations that do not require the absolute latest technology. The AMD Instinct MI300X offers another hardware option; follow the link for current prices. A competitive GPU from AMD that offers strong performance for AI and HPC workloads, providing an alternative to NVIDIA's offerings.

B300 SXM Pricing FAQ

How much does B300 SXM cost per hour?â–¾

No provider with live stock tracking currently reports B300 SXM in stock on-demand. The lowest listed on-demand price GPUPerHour last saw was $4.30 per GPU per hour on Nebius, across 47 tracked on-demand listings from 11 providers. Listed prices are catalog prices and may not be bookable right now.

How has the B300 SXM rental price changed recently?â–¾

Over the last 14 days the cheapest on-demand B300 SXM price reported in stock ranged from $7.89 to $8.99 per GPU-hour, across up to 3 providers with stock. The daily figures are captured at 00:05 UTC from secure on-demand offers and are listed in the price history table on this page.

What are the alternatives to B300 SXM?â–¾

Alternatives to the B300 SXM include NVIDIA H200 SXM, NVIDIA H100 SXM5, AMD Instinct MI300X. A slightly less powerful but still very capable alternative for AI and HPC workloads, offering a balance of performance and cost.