B300 SXM6 vs RTX 2070

Blackwell UltravsTuringUpdated 35 days ago

The B300 emerges as the clear winner for most modern use cases: its 2250 TFLOPS FP16 and 288 GB VRAM enable efficient LLM training and inference unattainable on the RTX 2070's 7.5 TFLOPS and 8 GB limits. Despite higher $6.44 per hour average cost, performance per dollar favors B300 in AI-dominated clouds.

B300 SXM6 from $7.39/hr

Specifications Compared

SpecB300RTX-2070
TDP1200W175W
VRAM288 GB8 GB
Memory TypeHBM3eGDDR6
ArchitectureBlackwell UltraTuring
Form FactorsSXMPCIe
InterconnectNVSwitch, NVLinkNVLink
FP8 Performance4,500 TFLOPS
FP16 Performance2,250 TFLOPS7.5 TFLOPS
FP32 Performance90 TFLOPS7.5 TFLOPS
FP64 Performance45 TFLOPS
INT8 Performance4,500 TOPS
Memory Bandwidth12,000 GB/s448 GB/s

Performance Analysis

The B300's compute capabilities vastly outpace the RTX 2070: 2250 TFLOPS FP16 versus 7.5 TFLOPS represents a 300-fold increase, ideal for AI training where half-precision accelerates matrix operations. Its FP32 at 90 TFLOPS still exceeds the 2070's 7.5 TFLOPS by 12 times, supporting diverse scientific simulations. The FP16 to FP32 ratio on B300 favors inference-heavy workloads with FP8 at 4500 TFLOPS enabling ultra-efficient large language model deployment. The RTX 2070's balanced 7.5 TFLOPS across precisions suits general compute but bottlenecks on modern models. Memory bandwidth defines real-world viability: B300's 12000 GB/s supports massive batch sizes in training, processing datasets without swapping, while 2070's 448 GB/s limits to small batches prone to out-of-memory errors on models over 8 GB. Power draw amplifies this: 1200W TDP for B300 demands datacenter cooling, versus 175W for efficient desktop use. Overall, B300 enables training billion-parameter models in hours, where 2070 struggles with minutes-scale toy tasks.

Live Cloud Pricing

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

B300 SXM6

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 SXM6

Choose the B300 for large-scale AI training and inference: its 288 GB HBM3e VRAM handles models exceeding 100 billion parameters without multi-GPU complexity. Enterprise teams benefit from 12000 GB/s bandwidth for high-throughput batch processing and NVSwitch interconnect for cluster scaling. At $2.45 per hour starting price, it justifies investment for production workloads demanding 2250 TFLOPS FP16.

When to Choose the RTX 2070

The RTX 2070 fits budget-conscious hobbyists and light development: 8 GB GDDR6 suffices for prototyping small models or Stable Diffusion at 512x512 resolutions. Its $0.02 per hour pricing and 175W TDP enable easy local or cheap cloud testing without high costs. Developers avoid overkill for tasks under 7.5 TFLOPS FP32 needs.

Use Cases

LLM Training
B300 SXM6

B300's 288 GB VRAM and 2250 TFLOPS FP16 support training models over 100B parameters with large batches. RTX 2070's 8 GB limits it to tiny models.

LLM Inference
B300 SXM6

4500 TFLOPS FP8 on B300 delivers high-throughput serving for production. 2070's 448 GB/s bandwidth causes latency on scaled queries.

Fine-tuning
B300 SXM6

12000 GB/s bandwidth enables efficient fine-tuning of large models without OOM. 2070 handles only small adapters under 8 GB.

Stable Diffusion
Either

RTX 2070 generates 512x512 images quickly at 7.5 TFLOPS for hobby use. B300 accelerates 4K batches but overkill for singles.

Scientific Computing
B300 SXM6

90 TFLOPS FP32 on B300 powers complex simulations. 2070's 7.5 TFLOPS suits basic runs only.

Frequently Asked Questions

Which GPU has more VRAM: B300 or RTX 2070?

The B300 provides 288 GB HBM3e VRAM, compared to the RTX 2070's 8 GB GDDR6. This 36-fold difference allows B300 to load massive datasets. RTX 2070 fits smaller workloads.

How do B300 and RTX 2070 compare in FP16 performance?

B300 achieves 2250 TFLOPS FP16, versus RTX 2070's 7.5 TFLOPS. This enables 300 times faster AI training on B300. Inference scales similarly.

What is the memory bandwidth difference?

B300 offers 12000 GB/s, dwarfing RTX 2070's 448 GB/s by 26.8 times. Higher bandwidth supports larger batches on B300. Lower limits 2070 to small scales.

Which is cheaper in the cloud?

RTX 2070 starts at $0.02 per hour, averaging $0.04, versus B300's $2.45 starting and $6.44 average. Budget tasks favor 2070. Value-per-TFLOPS leans B300 for AI.

Can RTX 2070 handle LLM fine-tuning?

RTX 2070 manages fine-tuning under 8 GB with 7.5 TFLOPS FP16. Larger models require B300's 288 GB. It suits prototypes only.

What are the power requirements?

B300 demands 1200W TDP for datacenters, while RTX 2070 uses 175W for desktops. Efficiency favors 2070 in low-power setups. B300 prioritizes peak compute.

Which is cheaper to rent, the B300 or the RTX 2070?

Cloud rental prices for both the B300 and RTX 2070 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 RTX 2070?

The B300 has 288 GB of HBM3e memory. The RTX 2070 has 8 GB of GDDR6 memory.

Can I find B300 and RTX 2070 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 RTX 2070?

The B300 uses the Blackwell Ultra architecture (2025) while the RTX 2070 uses Turing (2018). The B300 delivers 300.0x the FP16 throughput and 26.8x the memory bandwidth of the RTX 2070.

B300 SXM6 vs RTX 2070: 300.0x FP16 Gap, 288GB vs 8GB | GPUPerHour