Specifications Compared
| Spec | RTX-A4000 | RTX-PRO-6000-BLACKWELL |
|---|---|---|
| TDP | 140W | 400W |
| VRAM | 16 GB | 96 GB |
| CUDA Cores | 6,144 | 21,760 |
| Memory Type | GDDR6 | GDDR7 |
| Architecture | Ampere | Blackwell |
| Form Factors | PCIe | PCIe |
| Interconnect | NVLink | |
| Tensor Cores | 192 | 680 |
| FP16 Performance | 19.2 TFLOPS | 125 TFLOPS |
| FP32 Performance | 19.2 TFLOPS | 125 TFLOPS |
| Memory Bandwidth | 448 GB/s | 1,792 GB/s |
Performance Analysis
Compute power differs dramatically: the RTX PRO 6000 Blackwell reaches 125 TFLOPS in FP16 and FP32, surpassing the RTX A4500's 19.2 TFLOPS by over 6.5 times. This boost accelerates AI training cycles and FP32-heavy simulations, while FP16 parity enhances mixed-precision training efficiency.
Memory bandwidth of 1792 GB/s on the PRO 6000 versus 448 GB/s on the A4500 supports substantially larger batch sizes during training, minimizing overhead from data transfers. The PRO 6000's 96 GB VRAM handles enormous models that exceed the A4500's 16 GB capacity, critical for inference on large language models. FP8 performance at 2000 TFLOPS on the PRO 6000 further optimizes low-precision inference workloads.
Power demands reflect this: 400W TDP on the PRO 6000 requires robust cooling, contrasting the A4500's efficient 140W for sustained low-cost operation.
Live Cloud Pricing
Real-time prices from 25+ providers. Updated every 60 seconds.
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 A4500
The RTX A4500 excels in cost-sensitive scenarios with pricing from $0.10 per hour. Its 140W TDP and 16 GB VRAM suit lightweight inference, prototyping, or visualization tasks where 19.2 TFLOPS FP32 suffices without overprovisioning. Cloud users prioritize it for short runs or smaller datasets to minimize expenses averaging $0.19 per hour.
When to Choose the RTX PRO 6000 Blackwell
Select the RTX PRO 6000 Blackwell for high-end AI training needing 96 GB VRAM and NVLink interconnect. Its 125 TFLOPS FP16 and 2000 TFLOPS FP8 deliver rapid processing for large-scale inference and fine-tuning. Despite $0.59 per hour starting price, 1792 GB/s bandwidth justifies it for production workloads demanding peak throughput.
Use Cases
The PRO 6000's 96 GB VRAM and 1792 GB/s bandwidth manage massive datasets and large batch sizes. The A4500's 16 GB limits it to smaller models.
FP8 at 2000 TFLOPS and 125 TFLOPS FP16 on the PRO 6000 accelerate high-throughput serving. The A4500's 19.2 TFLOPS suits only modest loads.
A4500 handles small adapters with 16 GB VRAM at low $0.10 per hour cost. PRO 6000 scales to full models via 96 GB capacity.
A4500's 19.2 TFLOPS FP32 and 448 GB/s bandwidth generate images efficiently at 140W. PRO 6000 overkill for typical resolutions.
PRO 6000's 125 TFLOPS FP32 and NVLink excel in parallel simulations. A4500 adequate only for modest grids.
Frequently Asked Questions
How much VRAM do the RTX A4500 and RTX PRO 6000 Blackwell have?▾
The RTX A4500 features 16 GB GDDR6 VRAM. The RTX PRO 6000 Blackwell provides 96 GB GDDR7, allowing six times more model capacity for large AI tasks.
What are the cloud pricing differences?▾
RTX A4500 pricing starts at $0.10 per hour, averaging $0.19 per hour across 4 offers. RTX PRO 6000 Blackwell begins at $0.59 per hour, averaging $1.25 per hour across 5 offers.
Which GPU has higher FP32 performance?▾
The RTX PRO 6000 Blackwell delivers 125 TFLOPS FP32. The RTX A4500 offers 19.2 TFLOPS, making the PRO 6000 over 6.5 times faster for compute workloads.
What is the memory bandwidth comparison?▾
RTX A4500 bandwidth is 448 GB/s. RTX PRO 6000 Blackwell reaches 1792 GB/s, enabling larger batches and faster data movement in training.
What are the TDP ratings?▾
The RTX A4500 has 140W TDP for efficient operation. The RTX PRO 6000 Blackwell requires 400W, suited to high-performance data centers.
Do they support the same interconnects?▾
RTX A4500 lacks specified interconnect beyond PCIe. RTX PRO 6000 Blackwell includes NVLink for multi-GPU scaling in clusters.
Which is cheaper to rent, the RTX A4000 or the RTX PRO 6000?▾
Cloud rental prices for both the RTX A4000 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 A4000 have compared to the RTX PRO 6000?▾
The RTX A4000 has 16 GB of GDDR6 memory. The RTX PRO 6000 has 96 GB of GDDR7 memory.
Can I find RTX A4000 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 A4000 and the RTX PRO 6000?▾
The RTX A4000 uses the Ampere architecture (2021) while the RTX PRO 6000 uses Blackwell (2025). The RTX PRO 6000 delivers 6.5x the FP16 throughput and 4.0x the memory bandwidth of the RTX A4000.