Specifications Compared
| Spec | RTX-4000-ADA | RTX-A4000 |
|---|---|---|
| TDP | 130W | 140W |
| VRAM | 20 GB | 16 GB |
| CUDA Cores | 6,144 | 6,144 |
| Memory Type | GDDR6 | GDDR6 |
| Architecture | Ada Lovelace | Ampere |
| Form Factors | PCIe | PCIe |
| Interconnect | ||
| Tensor Cores | 192 | 192 |
| FP16 Performance | 26.7 TFLOPS | 19.2 TFLOPS |
| FP32 Performance | 26.7 TFLOPS | 19.2 TFLOPS |
| INT8 Performance | 427 TOPS | |
| Memory Bandwidth | 360 GB/s | 448 GB/s |
Performance Analysis
Compute performance shows minimal separation: the RTX 4000 Ada Generation achieves 26.7 TFLOPS in FP16 and FP32 compared to the RTX A4500s 25.4 TFLOPS in both metrics. This close parity suggests similar throughput for general training and inference tasks in deep learning pipelines. The Ada Lovelace architecture provides architectural advantages in tensor core efficiency for modern AI operations despite raw TFLOPS alignment. Memory bandwidth presents the key divergence: 360 GB/s on the RTX 4000 Ada versus 600 GB/s on the RTX A4500. Higher bandwidth on the A4500 supports larger batch sizes in training scenarios reducing data transfer bottlenecks and improving utilization in memory-bound workloads like large model inference. Lower TDP of 130 W on the RTX 4000 Ada enhances power efficiency suiting dense cloud deployments while the A4500s 200 W draw demands more cooling.
Live Cloud Pricing
Real-time prices from 25+ providers. Updated every 60 seconds.
RTX 4000 Ada Generation
| Provider | GPU Model | VRAM | Host Specs | Region | Price | Status | Action | |
|---|---|---|---|---|---|---|---|---|
![]() RunPod | NVIDIA RTX 4000 Ada Generation 20GB VRAM | 20GB | 8 vCPU 50GB RAM | 🌍global | $0.26/GPU/hr | |||
![]() Vast.ai | NVIDIA RTX 4000 Ada Generation 20GB VRAM | 20GB | 64 vCPU 42GB RAM 505GB Storage | Hungary | $0.40/GPU/hr | Available | ||
![]() RunPod | NVIDIA RTX 4000 Ada Generation 20GB VRAM | 20GB | 8 vCPU 50GB RAM | 🌍global | $0.44/GPU/hr | |||
![]() RunPod | NVIDIA RTX 4000 Ada Generation 20GB VRAM | 20GB | 0 vCPU 0GB RAM | 🌍global | $0.57/GPU/hr |
RTX A4500
| Provider | GPU Model | VRAM | Host Specs | Region | Price | Status | Action | |
|---|---|---|---|---|---|---|---|---|
![]() TensorDock | NVIDIA RTX A4000 16GB VRAM | 16GB | 0 vCPU 0GB RAM | Tallinn, Harjumaa | $0.08/GPU/hr | Available | ||
![]() Vast.ai | 8×NVIDIA RTX A4000 16GB VRAM | 16GB | 80 vCPU 201GB RAM 1698GB Storage | United Kingdom | $0.15/GPU/hr $1.17/hr total (8×) | Available | ||
![]() Hyperstack | 4×NVIDIA RTX A4000 16GB VRAM | 16GB | 16 vCPU 86GB RAM 500GB Storage | Norway | $0.15/GPU/hr $0.60/hr total (4×) | Available | ||
![]() Hyperstack | 2×NVIDIA RTX A4000 16GB VRAM | 16GB | 8 vCPU 43GB RAM 200GB Storage | Norway | $0.15/GPU/hr $0.30/hr total (2×) | Available | ||
![]() Hyperstack | NVIDIA RTX A4000 16GB VRAM | 16GB | 4 vCPU 21GB RAM 100GB Storage | Norway | $0.15/GPU/hr | Available |
When to Choose the RTX 4000 Ada Generation
The RTX 4000 Ada Generation suits deployments prioritizing power efficiency and newer architecture features. With 130 W TDP it consumes less power than the 200 W A4500 enabling higher density in cloud instances. Its 2023 Ada Lovelace design excels in ray tracing and AI inference tasks leveraging improved cores at 26.7 TFLOPS FP32. Choose it when average pricing of $0.27 per hour aligns with 10 available offers for modern workflows.
When to Choose the RTX A4500
The RTX A4500 fits bandwidth-intensive applications like large-scale simulations or high-resolution rendering. Its 600 GB/s bandwidth outperforms the 4000 Adas 360 GB/s allowing bigger datasets and batch sizes without stalls. Lower average cloud cost of $0.19 per hour across 4 offers makes it economical for sustained memory-heavy loads despite 200 W TDP.
Use Cases
The RTX A4500s 600 GB/s bandwidth handles large batch sizes better than the 4000 Adas 360 GB/s during memory-intensive LLM training. Its average $0.19 per hour pricing supports cost-effective long runs.
RTX 4000 Adas 26.7 TFLOPS FP16/FP32 and lower 130 W TDP provide efficient real-time inference over the A4500s 25.4 TFLOPS and 200 W. Newer architecture optimizes latency-sensitive serving.
Both offer 20 GB VRAM and near-identical TFLOPS around 26 TFLOPS suiting fine-tuning needs. Choice depends on bandwidth for batches versus power efficiency.
Ada Lovelace architecture in RTX 4000 Ada boosts diffusion model generation with superior RT and tensor cores at 26.7 TFLOPS versus A4500s Ampere.
RTX A4500s 600 GB/s bandwidth accelerates data movement in simulations outperforming 360 GB/s on RTX 4000 Ada for compute-bound scientific tasks.
Frequently Asked Questions
What is the VRAM difference between RTX 4000 Ada and RTX A4500?▾
Both GPUs provide 20 GB GDDR6 VRAM suitable for large models. The A4500 includes ECC support for error correction in enterprise computing.
Which has higher memory bandwidth RTX 4000 Ada or A4500?▾
The RTX A4500 offers 600 GB/s bandwidth compared to 360 GB/s on RTX 4000 Ada. This benefits memory-bound applications like training.
How do cloud prices compare for these GPUs?▾
RTX 4000 Ada starts at $0.09 per hour averaging $0.27 per hour over 10 offers. RTX A4500 begins at $0.10 per hour averaging $0.19 per hour across 4 offers.
What are the TDP ratings?▾
RTX 4000 Ada has 130 W TDP for better efficiency. RTX A4500 requires 200 W suiting high-performance but power-tolerant setups.
Which is better for AI workloads?▾
RTX 4000 Ada leads with 26.7 TFLOPS FP32 and newer architecture for inference. A4500 competes via 600 GB/s bandwidth for training batches.
Are both PCIe form factors?▾
Yes both support PCIe interfaces for easy integration in workstations and servers. No interconnect differences noted.
Which is cheaper to rent, the RTX 4000 Ada or the RTX A4000?▾
Cloud rental prices for both the RTX 4000 Ada and RTX A4000 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 4000 Ada have compared to the RTX A4000?▾
The RTX 4000 Ada has 20 GB of GDDR6 memory. The RTX A4000 has 16 GB of GDDR6 memory.
Can I find RTX 4000 Ada and RTX A4000 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 4000 Ada and the RTX A4000?▾
The RTX 4000 Ada uses the Ada Lovelace architecture (2023) while the RTX A4000 uses Ampere (2021). The RTX 4000 Ada delivers 1.4x the FP16 throughput and 1.2x the memory bandwidth of the RTX A4000.



