GPU comparison

B200 vs RTX 5090

Specifications and current cloud pricing, side by side.

BlackwellvsBlackwellUpdated 17 days ago

The B200 provides the stronger choice for the most common large scale training and inference workloads because its 2250 TFLOPS FP16 dense rating and 180 to 192 GB HBM3e VRAM exceed the corresponding RTX 5090 specifications by substantial margins.

B200 from $6.79/GPU/hrRTX 5090 from $0.53/GPU/hr

Right now, from live stock

  • Cheapest right now: RTX 5090 at $0.53/hr on Vast.ai

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  • Most providers in stock: B200 (3)

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  • Best $ per TFLOPS FP16 dense right now: RTX 5090 ($0.0025 per TFLOPS-hour at 209.5 TFLOPS)

    Deploy

Specifications Compared

SpecB200RTX 5090
TDP1000W575W
VRAM180-192 GB32 GB
CUDA Cores18,43221,760
FP4 (dense)9,000 TFLOPS1,676 TFLOPS
FP8 (dense)4,500 TFLOPS419 TFLOPS
Memory TypeHBM3eGDDR7
ArchitectureBlackwellBlackwell
FP16 (dense)2,250 TFLOPS209.5 TFLOPS
Form FactorsSXM, NVLPCIe
INT8 (dense)4,500 TOPS838 TOPS
InterconnectNVLink, PCIe 6.0, InfiniBandPCIe 5.0
Tensor Cores576680
FP32 Performance75 TFLOPS104.8 TFLOPS
FP64 Performance37 TFLOPS1.6 TFLOPS
Memory Bandwidth8,000 GB/s1,792 GB/s
FP4 (with sparsity)18,000 TFLOPS3,352 TFLOPS
FP8 (with sparsity)9,000 TFLOPS838 TFLOPS
FP16 (with sparsity)4,500 TFLOPS419 TFLOPS
INT8 (with sparsity)9,000 TOPS1,676 TOPS

Performance Analysis

The FP16 dense figure of 2250 TFLOPS on the B200 exceeds the 209.5 TFLOPS dense figure on the RTX 5090 by more than ten times which supports larger batch sizes during training workloads. FP32 performance shows the RTX 5090 at 104.8 TFLOPS against the B200 at 75 TFLOPS indicating an advantage for the RTX 5090 in certain precision sensitive computations. Memory bandwidth of 8000 GB per second on the B200 compared with 1792 GB per second on the RTX 5090 allows the B200 to sustain higher throughput when moving large tensors between memory and compute units. Sparse FP16 performance reaches 4500 TFLOPS on the B200 versus 419 TFLOPS on the RTX 5090 while dense FP8 reaches 4500 TFLOPS on the B200 versus 419 TFLOPS on the RTX 5090.

Current On-Demand Offers

Cheapest secure on-demand offer per provider that is reported in stock right now, per GPU per hour; multi-GPU instances show the whole-instance price alongside. Deploy opens the DeployGPU console for providers on the platform, otherwise the provider's own site. Stock is rechecked every minute.

B200

ProviderRegionGPUsPer GPU / hrInstance / hrDeploy
RunPodglobal1$6.79—Deploy
VERDAFIN-HEL2$7.20$14.40Deploy
Vast.ai, US4$8.13$32.50Deploy

3 providers in stock, 5 offers (cheapest per provider shown). All B200 offers, price history and alerts

RTX 5090

ProviderRegionGPUsPer GPU / hrInstance / hrDeploy
Vast.aiSouth Korea, KR1$0.53—Deploy
LeaderGPUThe Netherlands1$2.29—Deploy

2 providers in stock, 10 offers (cheapest per provider shown). All RTX 5090 offers, price history and alerts

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When to Choose the B200

The B200 suits deployments that require 180 to 192 GB HBM3e VRAM and 8000 GB per second memory bandwidth for handling models that exceed 32 GB capacity. Its 2250 TFLOPS FP16 dense rating and 1000 W TDP fit environments where maximum tensor throughput takes priority over power draw.

When to Choose the RTX 5090

The RTX 5090 fits scenarios that value its 104.8 TFLOPS FP32 rating and 575 W TDP within single node PCIe 5.0 systems. Its 32 GB GDDR7 configuration and 1792 GB per second bandwidth support workloads that remain within those memory limits while benefiting from lower overall power consumption.

Use Cases

LLM Training
B200

The B200 supplies 2250 TFLOPS FP16 dense and 180 to 192 GB HBM3e VRAM that accommodate models larger than 32 GB.

LLM Inference
B200

The B200 delivers 4500 TFLOPS FP8 dense and 8000 GB per second bandwidth that sustain higher token throughput than the RTX 5090.

Fine-tuning
B200

The B200 offers 2250 TFLOPS FP16 dense together with 180 to 192 GB HBM3e VRAM that support gradient updates on large parameter sets.

Stable Diffusion
RTX 5090

The RTX 5090 provides 104.8 TFLOPS FP32 and 575 W TDP that align with consumer scale image generation pipelines.

Scientific Computing
RTX 5090

The RTX 5090 achieves 104.8 TFLOPS FP32 which exceeds the B200 rating of 75 TFLOPS.

Frequently Asked Questions

What are the FP16 dense ratings?▾

The B200 lists 2250 TFLOPS FP16 dense and the RTX 5090 lists 209.5 TFLOPS FP16 dense.

Which GPU has higher memory bandwidth?▾

The B200 reaches 8000 GB per second while the RTX 5090 reaches 1792 GB per second.

How do the TDP values compare?▾

The B200 carries a 1000 W TDP and the RTX 5090 carries a 575 W TDP.

What interconnect options exist on each card?▾

The B200 supports NVLink and PCIe 6.0 while the RTX 5090 supports PCIe 5.0.

Which GPU shows higher FP32 performance?▾

The RTX 5090 reaches 104.8 TFLOPS FP32 while the B200 reaches 75 TFLOPS FP32.

Which is cheaper to rent, the B200 or the RTX 5090?▾

Cloud rental prices for both the B200 and RTX 5090 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 B200 have compared to the RTX 5090?▾

The B200 has 180 to 192 GB of HBM3e memory. The RTX 5090 has 32 GB of GDDR7 memory.

Can I find B200 and RTX 5090 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 B200 and the RTX 5090?▾

The B200 uses the Blackwell architecture (2024) while the RTX 5090 uses Blackwell (2025). The B200 delivers 10.7x the dense FP16 throughput (2,250 vs 209.5 TFLOPS, both without sparsity) and 4.5x the memory bandwidth of the RTX 5090.

Rent these GPUs

Each GPU page lists every current on-demand offer by provider, per GPU-hour, updated every minute.

Related comparisons

How this page is made

  • Specifications come from the NVIDIA, AMD and Intel datasheets for the B200 and the RTX 5090. Dense and sparse throughput are listed separately.
  • Prices and availability are live: every offer shown is an in-stock, on-demand listing from a provider we track, rechecked every minute.
  • The written comparison (overview, performance notes, when to choose each card, verdict, use cases and FAQ) was drafted with an AI model from the specification table above and passed an automated check that rejects any figure not in that table. It was last generated on . It contains no prices; those are always read live.
  • Read how we collect the data, or report an error on this page.

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