Quadro RTX 4000 vs RTX A5000

TuringvsAmpereUpdated 35 days ago

The RTX A5000 emerges as the clear winner for most cloud GPU use cases. Its 24 GB VRAM, 27.8 TFLOPS compute, and 768 GB/s bandwidth outperform the Quadro RTX 4000's 8 GB, 7.1 TFLOPS, and 416 GB/s, enabling larger models and faster training. Superior pricing at an average $0.41 per hour seals its advantage over the $0.56 per hour Quadro.

Quadro RTX 4000 from $0.56/hrRTX A5000 from $0.23/hr

Specifications Compared

SpecQUADRO-RTX-4000RTX-A5000
TDP160W230W
VRAM8 GB24 GB
CUDA Cores2,3048,192
Memory TypeGDDR6GDDR6
ArchitectureTuringAmpere
Form FactorsPCIePCIe
InterconnectNVLink
Tensor Cores288256
FP16 Performance7.1 TFLOPS27.8 TFLOPS
FP32 Performance7.1 TFLOPS27.8 TFLOPS
Memory Bandwidth416 GB/s768 GB/s

Performance Analysis

The RTX A5000 outperforms the Quadro RTX 4000 significantly in raw compute: 27.8 TFLOPS FP32 versus 7.1 TFLOPS enables roughly 3.9 times faster matrix operations critical for deep learning. This delta translates to accelerated model training times, where FP32 handles weight updates, and FP16 supports mixed-precision for efficiency. Inference workloads similarly benefit, processing more samples per second on the A5000.

Memory capacity defines workload feasibility: 24 GB VRAM on the A5000 accommodates larger models like those exceeding 8 GB, preventing out-of-memory errors common on the Quadro RTX 4000. Bandwidth at 768 GB/s versus 416 GB/s reduces data transfer bottlenecks, allowing larger batch sizes in training; for instance, doubling batch size often halves iterations needed. The A5000's NVLink interconnect further enhances multi-GPU scaling, absent on the Quadro RTX 4000.

Power draw reflects these gains: 230W TDP on the A5000 versus 160W demands better cooling but yields superior density in cloud instances.

Live Cloud Pricing

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

Quadro RTX 4000

ProviderGPU ModelVRAMHost SpecsRegionPriceStatusAction
Paperspace
Paperspace
NVIDIA Quadro RTX 4000
8GB VRAM
$0.56/GPU/hr
Available
Paperspace
Paperspace
NVIDIA Quadro RTX 4000
8GB VRAM
$0.56/GPU/hr
Available
Paperspace
Paperspace
2×NVIDIA Quadro RTX 4000
8GB VRAM
$0.56/GPU/hr
$1.12/hr total (2×)
Available
Paperspace
Paperspace
NVIDIA Quadro RTX 4000
8GB VRAM
$0.56/GPU/hr
Available
Paperspace
Paperspace
2×NVIDIA Quadro RTX 4000
8GB VRAM
$0.56/GPU/hr
$1.12/hr total (2×)
Available

RTX A5000

ProviderGPU ModelVRAMHost SpecsRegionPriceStatusAction
Vast.ai
Vast.ai
4×NVIDIA RTX A5000
24GB VRAM
$0.23/GPU/hr
$0.92/hr total (4×)
Available
Vast.ai
Vast.ai
NVIDIA RTX A5000
24GB VRAM
$0.24/GPU/hr
Available
RunPod
RunPod
NVIDIA RTX A5000
24GB VRAM
$0.27/GPU/hr
Cirrascale
Cirrascale
8×NVIDIA RTX A5000
24GB VRAM
$0.41/GPU/hr
$3.28/hr total (8×)
Cirrascale
Cirrascale
8×NVIDIA RTX A5000
24GB VRAM
$0.46/GPU/hr
$3.68/hr total (8×)

Compare real-time pricing across 25+ providers

When to Choose the Quadro RTX 4000

The Quadro RTX 4000 suits legacy or lightweight professional workflows fitting within 8 GB VRAM. Its 160W TDP enables deployment in power-constrained environments, such as edge servers or older hosts lacking high-wattage support. At $0.56 per hour average, it offers simplicity for tasks like basic CAD rendering or small-scale simulations where 7.1 TFLOPS suffices and 416 GB/s bandwidth avoids overprovisioning.

When to Choose the RTX A5000

The RTX A5000 excels in memory-intensive AI and visualization tasks leveraging 24 GB VRAM. Its 27.8 TFLOPS performance and 768 GB/s bandwidth handle large-batch training or high-resolution rendering efficiently. With pricing from $0.03 per hour across 35 offers, it provides better value for modern workloads, including NVLink-enabled multi-GPU setups.

Use Cases

LLM Training
RTX A5000

The RTX A5000's 24 GB VRAM and 27.8 TFLOPS FP32 handle large language models without swapping, unlike the 8 GB limit on the Quadro RTX 4000. Higher 768 GB/s bandwidth supports bigger batches for efficient training.

LLM Inference
RTX A5000

27.8 TFLOPS FP16 on the RTX A5000 delivers faster token generation for inference at scale. 24 GB VRAM fits bigger models, reducing latency compared to the Quadro RTX 4000's 7.1 TFLOPS and 8 GB.

Fine-tuning
RTX A5000

Ampere architecture and 24 GB VRAM on the RTX A5000 accelerate fine-tuning of mid-sized models. The 3.9x compute edge over 7.1 TFLOPS shortens epochs significantly.

Stable Diffusion
RTX A5000

24 GB VRAM enables high-resolution image generation without artifacts from memory limits on the 8 GB Quadro RTX 4000. 768 GB/s bandwidth speeds up diffusion steps.

Scientific Computing
Either

Small simulations fit the Quadro RTX 4000's 8 GB and 160W TDP for cost savings at $0.56 per hour. Larger datasets demand the RTX A5000's 24 GB and NVLink.

Frequently Asked Questions

Which GPU has more VRAM?

The RTX A5000 provides 24 GB GDDR6 VRAM, triple the Quadro RTX 4000's 8 GB. This allows handling larger models in AI tasks. Memory bandwidth follows suit at 768 GB/s versus 416 GB/s.

What is the performance difference?

RTX A5000 delivers 27.8 TFLOPS in FP16 and FP32, about 3.9 times the Quadro RTX 4000's 7.1 TFLOPS. This boosts training and inference speeds substantially. Architectures differ: Ampere versus Turing.

How do prices compare?

RTX A5000 starts at $0.03 per hour with an average of $0.41 across 35 offers. Quadro RTX 4000 averages $0.56 per hour over 5 offers. The A5000 offers better availability and value.

What are the power requirements?

Quadro RTX 4000 uses 160W TDP, lower than the RTX A5000's 230W. Both are PCIe form factors. Higher TDP on A5000 correlates with its superior 27.8 TFLOPS performance.

Does either support multi-GPU?

RTX A5000 includes NVLink for fast interconnects in multi-GPU setups. Quadro RTX 4000 lacks this, relying on PCIe only. NVLink enhances scaling for 24 GB VRAM workloads.

Which is newer?

RTX A5000 launched in 2021 on Ampere architecture. Quadro RTX 4000 dates to 2018 on Turing. The three-year gap explains the A5000's edges in VRAM and TFLOPS.

Which is cheaper to rent, the Quadro RTX 4000 or the RTX A5000?

Cloud rental prices for both the Quadro RTX 4000 and RTX A5000 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 Quadro RTX 4000 have compared to the RTX A5000?

The Quadro RTX 4000 has 8 GB of GDDR6 memory. The RTX A5000 has 24 GB of GDDR6 memory.

Can I find Quadro RTX 4000 and RTX A5000 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 Quadro RTX 4000 and the RTX A5000?

The Quadro RTX 4000 uses the Turing architecture (2018) while the RTX A5000 uses Ampere (2021). The RTX A5000 delivers 3.9x the FP16 throughput and 1.8x the memory bandwidth of the Quadro RTX 4000.