GPU comparison

B200 vs L40

Specifications and current cloud pricing, side by side.

BlackwellvsAda LovelaceUpdated 33 days ago

The B200 wins for the most common use case of LLM inference. Its dense FP16 figure of 2250 TFLOPS combined with 192 GB VRAM enables larger models and higher throughput than the L40 can achieve with 181.05 TFLOPS dense FP16 and 48 GB VRAM.

B200 from $7.99/GPU/hrL40 from $0.79/GPU/hr

Right now, from live stock

  • Cheapest right now: L40 at $0.79/hr on ThunderCompute

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  • Most providers in stock: L40 (5)

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  • Best $ per TFLOPS FP16 dense right now: B200 ($0.0036 per TFLOPS-hour at 2,250 TFLOPS)

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Specifications Compared

SpecB200L40
TDP1000W300W
VRAM180-192 GB48 GB
CUDA Cores18,43218,176
FP4 (dense)9,000 TFLOPSNot published
FP8 (dense)4,500 TFLOPS362 TFLOPS
Memory TypeHBM3eGDDR6
ArchitectureBlackwellAda Lovelace
FP16 (dense)2,250 TFLOPS181.05 TFLOPS
Form FactorsSXM, NVLPCIe
INT8 (dense)4,500 TOPS362 TOPS
InterconnectNVLink, PCIe 6.0, InfiniBandPCIe 4.0
Tensor Cores576568
FP32 Performance75 TFLOPS90.5 TFLOPS
FP64 Performance37 TFLOPSNot published
Memory Bandwidth8,000 GB/s864 GB/s
FP4 (with sparsity)18,000 TFLOPSNot published
FP8 (with sparsity)9,000 TFLOPS724 TFLOPS
FP16 (with sparsity)4,500 TFLOPS362.1 TFLOPS
INT8 (with sparsity)9,000 TOPS724 TOPS

Performance Analysis

Dense FP16 throughput of 2250 TFLOPS on the B200 compared with 181.05 TFLOPS on the L40 translates to greater throughput for training loops and inference passes that depend on half precision arithmetic. FP16 with sparsity reaches 4500 TFLOPS on the B200 against 362.1 TFLOPS on the L40 preserving the same relative advantage when sparsity is applied. The memory bandwidth ratio of 8000 GB/s to 864 GB/s permits the B200 to sustain larger batch sizes by moving data at nine times the rate of the L40. FP8 dense performance of 4500 TFLOPS on the B200 versus 362 TFLOPS on the L40 extends the same pattern to lower precision inference. FP32 figures favor the L40 at 90.5 TFLOPS over the B200 at 75 TFLOPS indicating that certain scientific kernels may execute faster on the L40 despite lower tensor rates elsewhere. TDP values of 1000W and 300W further differentiate sustained operation limits.

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$7.99—Deploy
Vast.ai, US4$9.00$36.00Deploy

2 providers in stock, 2 offers. All B200 offers, price history and alerts

L40

ProviderRegionGPUsPer GPU / hrInstance / hrDeploy
ThunderComputeUSA1$0.79—Deploy
RunPodglobal1$0.82—Deploy
Massed Computeus-central-21$0.86—Deploy
QuantaCloudus-midwest-24$0.94$3.75Deploy
HyperstackCANADA-11$1.00—Deploy

5 providers in stock, 16 offers (cheapest per provider shown). All L40 offers, price history and alerts

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When to Choose the B200

The B200 suits large scale LLM training because its 192 GB VRAM capacity and 8000 GB/s bandwidth accommodate models that exceed 48 GB limits. Dense FP16 throughput of 2250 TFLOPS supports accelerated iteration on transformer based workloads that benefit from NVLink interconnect.

When to Choose the L40

The L40 fits power constrained environments where 300W TDP matters and FP32 performance of 90.5 TFLOPS exceeds the 75 TFLOPS of the B200. PCIe form factor and 48 GB GDDR6 memory align with inference tasks that remain within moderate memory bounds.

Use Cases

LLM Training
B200

The B200 supplies 2250 TFLOPS dense FP16 and up to 192 GB VRAM enabling training runs beyond the 48 GB capacity of the L40.

LLM Inference
B200

Dense FP16 performance of 2250 TFLOPS on the B200 exceeds 181.05 TFLOPS on the L40 by more than twelve times.

Fine-tuning
B200

The B200 memory bandwidth of 8000 GB/s supports larger batch sizes during fine tuning compared with 864 GB/s on the L40.

Stable Diffusion
Either

FP8 dense throughput of 4500 TFLOPS on the B200 or 362 TFLOPS on the L40 both suffice for image generation workloads.

Scientific Computing
L40

FP32 performance of 90.5 TFLOPS on the L40 surpasses 75 TFLOPS on the B200 for double precision kernels.

Frequently Asked Questions

What is the memory bandwidth difference between the two GPUs?▾

The B200 reaches 8000 GB/s and the L40 reaches 864 GB/s producing a ratio of roughly nine to one.

Which GPU offers higher dense FP16 performance?▾

The B200 delivers 2250 TFLOPS dense FP16 while the L40 delivers 181.05 TFLOPS dense FP16.

How do the TDP values compare?▾

The B200 TDP is 1000W and the L40 TDP is 300W.

Does the L40 exceed the B200 in any listed precision?▾

Yes the L40 reaches 90.5 TFLOPS FP32 while the B200 reaches 75 TFLOPS FP32.

What interconnect options exist on each card?▾

The B200 supports NVLink PCIe 6.0 and InfiniBand while the L40 supports PCIe 4.0.

Which is cheaper to rent, the B200 or the L40?▾

Cloud rental prices for both the B200 and L40 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 L40?▾

The B200 has 180 to 192 GB of HBM3e memory. The L40 has 48 GB of GDDR6 memory.

Can I find B200 and L40 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 L40?▾

The B200 uses the Blackwell architecture (2024) while the L40 uses Ada Lovelace (2023). The B200 delivers 12.4x the dense FP16 throughput (2,250 vs 181.05 TFLOPS, both without sparsity) and 9.3x the memory bandwidth of the L40.

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How this page is made

  • Specifications come from the NVIDIA, AMD and Intel datasheets for the B200 and the L40. 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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