RTX 3080 Ti vs RTX PRO 6000 Blackwell

AmperevsBlackwellUpdated 35 days ago

The RTX PRO 6000 Blackwell emerges as the superior choice for most AI workloads: its 125 TFLOPS FP16/FP32 and 96 GB VRAM outperform the RTX 3080 Ti's 29.8 TFLOPS and 10 to 12 GB, enabling larger models and faster training despite higher $1.25 average hourly pricing.

Specifications Compared

SpecRTX-3080RTX-PRO-6000-BLACKWELL
TDP320W400W
VRAM10-12 GB96 GB
CUDA Cores8,70421,760
Memory TypeGDDR6XGDDR7
ArchitectureAmpereBlackwell
Form FactorsPCIePCIe
InterconnectNVLink
Tensor Cores272680
FP16 Performance29.8 TFLOPS125 TFLOPS
FP32 Performance29.8 TFLOPS125 TFLOPS
Memory Bandwidth760 GB/s1,792 GB/s

Performance Analysis

The RTX PRO 6000 Blackwell outperforms the RTX 3080 Ti by over four times in FP16 and FP32 compute at 125 TFLOPS versus 29.8 TFLOPS: this delta accelerates neural network training and inference, reducing epoch times significantly for deep learning models. FP8 performance at 2000 TFLOPS on the RTX PRO 6000 further optimizes low-precision inference, ideal for deploying large language models at scale.

Memory bandwidth of 1792 GB/s on the RTX PRO 6000 dwarfs the RTX 3080 Ti's 760 GB/s, allowing larger batch sizes without bottlenecks: for instance, training with 96 GB VRAM supports models up to billions of parameters, while 10 to 12 GB limits the RTX 3080 Ti to smaller datasets or reduced batches. The 400W TDP versus 320W reflects higher sustained performance, though NVLink interconnect on the RTX PRO 6000 enables multi-GPU scaling absent in the PCIe-only RTX 3080 Ti.

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When to Choose the RTX 3080 Ti

The RTX 3080 Ti suits budget-conscious users for lightweight AI tasks: its $0.08 per hour starting price and 29.8 TFLOPS FP32 performance handle fine-tuning small models or Stable Diffusion inference efficiently. Prototyping and development workflows benefit from low costs averaging $0.14 per hour, avoiding overprovisioning for non-memory-intensive jobs.

When to Choose the RTX PRO 6000 Blackwell

Opt for the RTX PRO 6000 Blackwell in demanding production environments: 96 GB VRAM and 1792 GB/s bandwidth manage large-scale LLM training or inference with batch sizes infeasible on the RTX 3080 Ti. NVLink and 2000 TFLOPS FP8 excel in multi-GPU clusters for scientific computing, justifying $0.59 per hour starting costs.

Use Cases

LLM Training
RTX PRO 6000 Blackwell

The RTX PRO 6000 Blackwell's 96 GB VRAM and 125 TFLOPS FP16 handle massive parameter counts and large batches. The RTX 3080 Ti's 10 to 12 GB VRAM limits scale.

LLM Inference
RTX PRO 6000 Blackwell

2000 TFLOPS FP8 and 1792 GB/s bandwidth on the RTX PRO 6000 optimize high-throughput serving. RTX 3080 Ti suffices only for smaller models.

Fine-tuning
Either

RTX 3080 Ti's 29.8 TFLOPS manages small dataset fine-tuning at low $0.14 per hour average. RTX PRO 6000 excels for parameter-efficient methods on large bases.

Stable Diffusion
RTX 3080 Ti

RTX 3080 Ti's 760 GB/s bandwidth and 10 to 12 GB VRAM generate images quickly at $0.08 per hour. RTX PRO 6000 overkill for typical resolutions.

Scientific Computing
RTX PRO 6000 Blackwell

NVLink and 125 TFLOPS FP32 on RTX PRO 6000 scale simulations across GPUs. RTX 3080 Ti's PCIe limits multi-node efficiency.

Frequently Asked Questions

What is the VRAM difference between RTX 3080 Ti and RTX PRO 6000 Blackwell?

The RTX 3080 Ti offers 10 to 12 GB GDDR6X VRAM. The RTX PRO 6000 Blackwell provides 96 GB GDDR7, enabling much larger models.

How do cloud prices compare for these GPUs?

RTX 3080 Ti starts at $0.08 per hour, averaging $0.14 across four offers. RTX PRO 6000 Blackwell begins at $0.59 per hour, averaging $1.25 over five offers.

Which has higher FP32 performance?

RTX PRO 6000 Blackwell delivers 125 TFLOPS FP32. RTX 3080 Ti achieves 29.8 TFLOPS, about one-fifth the capability.

Does RTX PRO 6000 support NVLink?

Yes, RTX PRO 6000 Blackwell includes NVLink for multi-GPU interconnects. RTX 3080 Ti uses only PCIe.

What is the memory bandwidth gap?

RTX 3080 Ti has 760 GB/s bandwidth. RTX PRO 6000 Blackwell reaches 1792 GB/s, more than doubling data throughput.

Which GPU has lower TDP?

RTX 3080 Ti consumes 320W TDP. RTX PRO 6000 Blackwell requires 400W for its enhanced performance.

Which is cheaper to rent, the RTX 3080 or the RTX PRO 6000?

Cloud rental prices for both the RTX 3080 and RTX PRO 6000 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 RTX 3080 have compared to the RTX PRO 6000?

The RTX 3080 has 10 to 12 GB of GDDR6X memory. The RTX PRO 6000 has 96 GB of GDDR7 memory.

Can I find RTX 3080 and RTX PRO 6000 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 RTX 3080 and the RTX PRO 6000?

The RTX 3080 uses the Ampere architecture (2020) while the RTX PRO 6000 uses Blackwell (2025). The RTX PRO 6000 delivers 4.2x the FP16 throughput and 2.4x the memory bandwidth of the RTX 3080.

RTX 3080 Ti vs RTX PRO 6000 Blackwell: 12GB vs 96GB | GPUPerHour