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NVIDIA B200 Blackwell vs NVIDIA GH200 Grace Hopper

Side-by-side comparison of NVIDIA B200 Blackwell (192 GB VRAM, 8.0 TB/s) and NVIDIA GH200 Grace Hopper (96 GB VRAM, 4.0 TB/s + 512 GB/s). Compare specs, compute throughput, and workload sizing for LLM inference.

Decision Summary

SpecNVIDIA B200 BlackwellNVIDIA GH200 Grace Hopper
VRAM192GB HBM3e96GB/144GB HBM3 + 480GB LPDDR5X
Memory Bandwidth8.0 TB/s4.0 TB/s + 512 GB/s
FP8 TFLOPS2,2501,979
FP16 TFLOPS1,125989
InterconnectNVLink 5.0 (1.8 TB/s)NVLink-C2C (900 GB/s)
TDP1000W1000W
Recommended QuantizationFP4 / FP8 native — FP4 cuts memory 50% with <5% quality lossFP8 native — CPU-GPU coherence eliminates explicit offloading

Compare for a Workload

Configure a workload to see how each selected GPU performs. Calculations are deterministic estimates based on architectural specifications.

Configure workload parameters above and click "Calculate VRAM Requirement" to see results.

Cloud Provider Pricing

Current spot and on-demand rates across providers for NVIDIA B200 Blackwell and NVIDIA GH200 Grace Hopper.

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ProviderGPU & VRAMInterconnectSpot Price ($/hr)On-Demand ($/hr)Monthly ($/720h)StatusAction
Vast.ai
Community
B200192GB HBM3e
Llama 70B ✅DeepSeek R1 ✅Production vLLM Cluster ✅70B Models ✅
NVLink 5.0 (1.8 TB/s)$3.99/hr
Calculated EstimateMEDIUM
SourceVast.ai
VerifiedSep 26, 2026
Value
3.99 /hr
Methodology

No distinct spot listing — the provider's listed hourly (on-demand) rate is surfaced as the tracked rate.

Assumptions & Parameters
  • note: Spot rates fluctuate with capacity
Refreshed daily from provider APIs and market scrapingSep 26, 2026
$3.99 / hr$2,442 / moInstant
Deploy →
Spheron
Bare Metal
B200192GB HBM3e
Llama 70B ✅DeepSeek R1 ✅Production vLLM Cluster ✅70B Models ✅
NVLink 5.0 (1.8 TB/s)$4.49/hr
Calculated EstimateMEDIUM
SourceSpheron
VerifiedSep 26, 2026
Value
4.49 /hr
Methodology

No distinct spot listing — the provider's listed hourly (on-demand) rate is surfaced as the tracked rate.

Assumptions & Parameters
  • note: Spot rates fluctuate with capacity
Refreshed daily from provider APIs and market scrapingSep 26, 2026
$4.49 / hr$2,748 / moInstant
Deploy →
Lambda Labs
Dedicated
B200192GB HBM3e
Llama 70B ✅DeepSeek R1 ✅Production vLLM Cluster ✅70B Models ✅
NVLink 5.0 (1.8 TB/s)$5.49/hr
Calculated EstimateMEDIUM
SourceLambda Labs
VerifiedSep 26, 2026
Value
5.49 /hr
Methodology

No distinct spot listing — the provider's listed hourly (on-demand) rate is surfaced as the tracked rate.

Assumptions & Parameters
  • note: Spot rates fluctuate with capacity
Refreshed daily from provider APIs and market scrapingSep 26, 2026
$5.49 / hr$3,360 / moInstant
Deploy →
RunPod
Cloud
B200192GB HBM3e
Llama 70B ✅DeepSeek R1 ✅Production vLLM Cluster ✅70B Models ✅
NVLink 5.0 (1.8 TB/s)$5.99/hr
Calculated EstimateMEDIUM
SourceRunPod
VerifiedSep 26, 2026
Value
5.99 /hr
Methodology

No distinct spot listing — the provider's listed hourly (on-demand) rate is surfaced as the tracked rate.

Assumptions & Parameters
  • note: Spot rates fluctuate with capacity
Refreshed daily from provider APIs and market scrapingSep 26, 2026
$5.99 / hr$3,666 / moInstant
Deploy →
On-demand and monthly figures are the providers' listed rates (monthly = listed rate, else hourly × 720h). Rows without a tracked rate show —. All rates subject to preemption and provider availability.
Data Freshness: Public Cloud APIs & Market Scraping | Refreshed Daily (UTC)Benchmark Baseline: Ubuntu 24.04, CUDA 12.4, vLLM v0.6.x, PagedAttention v2, FlashAttention-3

Prices verified daily from Spheron, RunPod, Vast.ai, and Lambda Labs APIs.

Microarchitecture & Interconnect

NVIDIA B200 Blackwell
ArchitectureBlackwell GB200
Process Node4NP TSMC
FP8 TFLOPS2,250
FP16 TFLOPS1,125
Compute BoundMemory-bandwidth bound at large batch; compute-bound at small batch with FP8/BF16
Recommended Topology8-way NVLink 5.0 Full Mesh (1.8 TB/s per GPU)
Recommended Quantization: FP4 / FP8 native — FP4 cuts memory 50% with <5% quality loss
NVIDIA GH200 Grace Hopper
ArchitectureGrace Hopper Superchip
Process Node4nm TSMC (GPU) + 5nm TSMC (CPU)
FP8 TFLOPS1,979
FP16 TFLOPS989
Compute BoundMemory-bandwidth bound — 4 TB/s HBM3 + 512 GB/s LPDDR5X
Recommended TopologyMulti-GPU via NVLink-C2C, Grace CPU as memory expander
Recommended Quantization: FP8 native — CPU-GPU coherence eliminates explicit offloading

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NVIDIA B200 Blackwell vs NVIDIA L40S→
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Deploy NVIDIA B200 BlackwellDeploy NVIDIA GH200 Grace Hopper
Data Freshness: Verified via Public Cloud APIs & Market Scraping | Refreshed Daily (UTC)Benchmark Baseline: Ubuntu 24.04, CUDA 12.4, vLLM v0.6.x (PagedAttention v2, FlashAttention-3), BF16/FP8 weights.
Methodology →