A100 SXM4 80GB vs Quadro RTX 8000

AmperevsTuringUpdated 35 days ago

The NVIDIA A100 SXM4 80GB emerges as the clear winner for most common use cases like AI training and inference: its 312 TFLOPS FP16, 2039 GB/s bandwidth, and 80 GB VRAM deliver over 19 times the half-precision compute of the Quadro RTX 8000's 16.3 TFLOPS. Cloud availability from $0.79 per hour further solidifies its practicality over the unavailable Quadro.

A100 SXM4 80GB from $0.73/hr

Specifications Compared

SpecA100QUADRO-RTX-8000
TDP400W260W
VRAM40-80 GB48 GB
CUDA Cores6,9124,608
Memory TypeHBM2eGDDR6
ArchitectureAmpereTuring
Form FactorsSXM4, PCIePCIe
InterconnectNVLink, PCIe 4.0, InfiniBandNVLink
Tensor Cores432576
FP16 Performance312 TFLOPS16.3 TFLOPS
FP32 Performance19.5 TFLOPS16.3 TFLOPS
FP64 Performance9.7 TFLOPS
INT8 Performance624 TOPS
Memory Bandwidth2,039 GB/s672 GB/s

Performance Analysis

The A100's FP16 performance at 312 TFLOPS vastly outpaces the Quadro RTX 8000's 16.3 TFLOPS: this gap accelerates deep learning training and inference where half-precision computations dominate, enabling faster iterations on large models. FP32 rates show a narrower difference, with A100 at 19.5 TFLOPS versus 16.3 TFLOPS, yet the A100 still leads in single-precision tasks common in scientific simulations. Memory bandwidth underscores the disparity: A100's 2039 GB/s supports larger batch sizes and higher throughput compared to 672 GB/s on the Quadro, reducing bottlenecks in data-heavy workloads.

In real-world terms, the A100 handles massive datasets with its 80 GB HBM2e VRAM, ideal for training models exceeding 48 GB GDDR6 limits on the Quadro. Higher 400W TDP on A100 correlates with sustained peak performance in multi-GPU clusters via NVLink, while the Quadro's 260W suits power-constrained setups. For inference, A100's tensor core advantages yield lower latency on FP16-heavy serving.

Bandwidth dominance allows A100 to process larger effective batch sizes without OOM errors, critical for stable training convergence versus Quadro's constraints.

Live Cloud Pricing

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

A100 SXM4 80GB

ProviderGPU ModelVRAMHost SpecsRegionPriceStatusAction
Vast.ai
Vast.ai
NVIDIA A100 SXM4 80GB
80GB VRAM
$0.73/GPU/hr
Available
Vast.ai
Vast.ai
2×NVIDIA A100 SXM4 80GB
80GB VRAM
$0.73/GPU/hr
$1.47/hr total (2×)
Available
LeaderGPU
LeaderGPU
8×NVIDIA A100 PCIe 80GB
80GB VRAM
$0.90/GPU/hr
$7.20/hr total (8×)
Available
Vast.ai
Vast.ai
NVIDIA A100 SXM4 80GB
80GB VRAM
$1.07/GPU/hr
Available
Denvr
Denvr
8×NVIDIA A100 SXM4 80GB
80GB VRAM
$1.15/GPU/hr
$9.20/hr total (8×)

Compare real-time pricing across 25+ providers

When to Choose the A100 SXM4 80GB

Choose the A100 SXM4 80GB for AI model training and large-scale inference: its 312 TFLOPS FP16 and 2039 GB/s bandwidth manage LLMs and diffusion models efficiently. Cloud pricing from $0.79 per hour across 22 offers enables scalable deployments unavailable for the Quadro.

HPC simulations benefit from A100's 80 GB HBM2e VRAM and InfiniBand support, outperforming Quadro in memory-intensive tasks.

When to Choose the Quadro RTX 8000

Opt for the Quadro RTX 8000 in professional visualization and CAD workflows: its 48 GB GDDR6 VRAM and 260W TDP fit workstation environments with lower power demands. NVLink interconnect aids multi-GPU rendering where data center scale is unnecessary.

Legacy software optimized for Turing architecture favors Quadro, especially without cloud offers requiring on-premises setups.

Use Cases

LLM Training
A100 SXM4 80GB

A100's 312 TFLOPS FP16 and 2039 GB/s bandwidth support massive LLMs with larger batches, far exceeding Quadro's 16.3 TFLOPS and 672 GB/s.

LLM Inference
A100 SXM4 80GB

A100 handles high-throughput inference via 80 GB HBM2e VRAM and superior FP16 performance, enabling low-latency serving unlike Quadro's limits.

Fine-tuning
A100 SXM4 80GB

Fine-tuning benefits from A100's 19.5 TFLOPS FP32 and high bandwidth for efficient parameter updates on datasets fitting 80 GB VRAM.

Stable Diffusion
A100 SXM4 80GB

A100 accelerates diffusion model generation with 312 TFLOPS FP16, processing larger resolutions faster than Quadro's 16.3 TFLOPS.

Scientific Computing
A100 SXM4 80GB

A100's PCIe 4.0, InfiniBand, and 2039 GB/s bandwidth excel in parallel simulations, outperforming Quadro in clustered HPC environments.

Frequently Asked Questions

Which GPU has higher FP16 performance?

The A100 SXM4 80GB achieves 312 TFLOPS in FP16, compared to 16.3 TFLOPS on the Quadro RTX 8000. This provides nearly 19 times the half-precision compute for AI tasks. Bandwidth at 2039 GB/s on A100 further amplifies this advantage.

What are the VRAM differences?

A100 offers 80 GB HBM2e VRAM, while Quadro RTX 8000 has 48 GB GDDR6. HBM2e enables higher bandwidth of 2039 GB/s versus 672 GB/s. This suits larger models on A100.

Is the A100 available in the cloud?

NVIDIA A100 SXM4 80GB cloud pricing starts at $0.79 per hour, averaging $1.46 per hour across 22 live offers. No live cloud offers exist for Quadro RTX 8000. A100 supports scalable deployments.

How do power consumptions compare?

A100 has a 400W TDP, higher than Quadro RTX 8000's 260W. This allows sustained peaks on A100 in data centers. Quadro suits lower-power workstations.

What architectures do they use?

A100 uses Ampere from 2020 with advanced tensor cores for 312 TFLOPS FP16. Quadro RTX 8000 employs Turing from 2018 at 16.3 TFLOPS FP16 and FP32. A100 provides generational leaps.

Which supports better interconnects?

A100 includes NVLink, PCIe 4.0, and InfiniBand for clusters. Quadro RTX 8000 offers NVLink and PCIe. A100 excels in multi-node HPC.

Which is cheaper to rent, the A100 or the Quadro RTX 8000?

Cloud rental prices for both the A100 and Quadro RTX 8000 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 A100 have compared to the Quadro RTX 8000?

The A100 has 40 to 80 GB of HBM2e memory. The Quadro RTX 8000 has 48 GB of GDDR6 memory.

Can I find A100 and Quadro RTX 8000 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 A100 and the Quadro RTX 8000?

The A100 uses the Ampere architecture (2020) while the Quadro RTX 8000 uses Turing (2018). The A100 delivers 19.1x the FP16 throughput and 3.0x the memory bandwidth of the Quadro RTX 8000.

A100 SXM4 80GB vs Quadro RTX 8000: 80GB vs 48GB | GPUPerHour