PNY RTX A4500 20GB GDDR6 workstation Black
The 20GB GDDR6 ECC memory and 7168 CUDA cores on the Ampere-based RTX A4500 provide a stable, high-capacity platform for complex 3D rendering and AI model training. Its compact, single-slot design with four DisplayPort 1.4a outputs and a 200W power envelope allows for dense multi-GPU workstation configurations without excessive thermal load. This card is best for data scientists and engineers running memory-intensive simulations or AI inference in space-constrained server environments.
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Snapshot
The 30-Second Version
The PNY RTX A4500 is a workstation GPU with 20GB of ECC GDDR6 and 7168 CUDA cores, landing in the 90th percentile for AI workloads in our database. It's not a gaming card, with raster performance sitting around average, but it's a monster for machine learning, rendering, and content editing. Pricing is all over the place, from USD 900 to USD 1,855 in the US, so shop around. If you need ECC memory and professional drivers, this is a great buy at the low end of that range.
Pros & Cons
Pros
- 20GB ECC GDDR6 with 640 GB/s bandwidth is a huge deal for large scenes and datasets 90th
- 90th percentile for AI workloads in our database, best-in-class for machine learning 86th
- 200W TDP is efficient for the compute power on tap 84th
- Blower cooler exhausts heat out the back, great for multi-GPU or small cases 70th
- NVLink support for pairing two cards in supported workflows
Cons
- Raster performance is only average, around the 50th percentile
- Thermals are a weak spot, landing in the 21st percentile
- User sentiment score of 72/100 is below what the specs would suggest
- Bulk packaging instead of retail box has caused confusion for some buyers
- Pricing varies wildly, from USD 900 to USD 1,855 depending on the vendor
What owners think
The Word on the Street
How owner sentiment changed over time
ExclusiveBased on when customers actually wrote their reviews - so you can see whether early praise held up.
Based on 5 dated customer reviews, grouped by calendar quarter. Period analysis is in English.
The proof
Performance
Let's talk numbers. The A4500 packs 7168 CUDA cores, 224 Tensor cores, and 56 RT cores, with a boost clock of 2100MHz. In PassMark G3D, it scores 20,649, which puts it right around the middle of the pack for raster performance in our database. That's not a headline-grabbing score, but raster gaming was never the point here. The real story is the 20GB of ECC GDDR6 with 640 GB/s of memory bandwidth. For workstation tasks, that's the difference between a scene fitting in VRAM or crashing your whole project.
For AI and machine learning, the card sits in the 90th percentile in our rankings. That's the absolute best right now for a card in this class. The 224 Tensor cores do the heavy lifting for FP16 workloads, and the 23.65 TFLOPS of FP16 compute means training and inference on mid-sized models is genuinely fast. The ECC memory is a quiet hero here too. When you're running a 48-hour training job, a random bit flip can corrupt your results. ECC catches those errors, and that's worth real money if your work depends on reproducibility. The blower cooler keeps the card at a 200W TDP, which is modest for this much silicon, though our thermal data shows it's a weak spot compared to other cards in this category.
Specifications
Full Specifications
Chipset
| GPU Chipset | RTX A4500 |
| Brand | NVIDIA |
| Architecture | Ampere |
| Class | workstation |
| Process | 8 |
Memory
| VRAM | 20 GB |
| Memory Type | GDDR6 |
| Memory Bus | 320 |
| Bandwidth | 640 |
| ECC | Yes |
Compute
| CUDA Cores | 7168 |
| Tensor Cores | 224 |
| RT Cores | 56 |
| Base Clock | 1500 |
| Boost Clock | 2100 |
| FP16 TFLOPS | 23.65 |
| FP32 TFLOPS | 23.65 |
Performance
| PassMark G3D | 20649 |
| GPU Compute | 11447 |
Power & Cooling
| TDP | 200 |
| Recommended PSU | 650 |
| Power Connectors | 1x 8-Pin PCI Connector |
| Cooler | Blower |
| Fans | 1 |
Connectivity
| Interface | PCI Express 4.0 x16 |
| DisplayPort | 4 |
| HDMI | 1 |
| Max Displays | 4 |
| Max Resolution | 7680 x 4320 |
Physical
| Length | 267 |
| Slot Width | 2 |
| Form Factor | Full Height |
| Weight | 1.3 kg / 2.9 lbs |
Features
| Ray Tracing | Yes |
| Upscaling | DLSS 3 |
| AV1 Encode | No |
| VR Ready | Yes |
| DirectX | 12.07 |
| RGB | No |
vs Competition
The A4500 sits in an awkward but interesting spot. Compared to the ASUS PRIME RTX 5080 or the Gigabyte AERO RTX 5080, the A4500 loses on raw raster performance and gaming chops. Those cards are newer, faster in games, and have more modern features. But they also cost more and don't offer ECC memory. If your work involves simulations or ML training where data integrity matters, the A4500's ECC is a feature those gaming cards simply don't have.
Against the MSI Ventus RTX 5070 Ti or the ZOTAC APOCALYPSE RTX 5080, the A4500 trades blows differently. The 5070 Ti is cheaper and faster in raster, but it has 16GB of non-ECC VRAM. The A4500's 20GB of ECC memory is the deciding factor if you're working with large models or datasets. The Sapphire NITRO+ is a different beast entirely, aimed at AMD fans and gamers. None of these competitors offer the same combination of ECC memory, blower cooling, and workstation drivers. The trade-off is clear: you give up gaming performance and modern features for memory capacity, data integrity, and professional reliability.
| Spec | PNY RTX A4500 | ASUS TUF Gaming TUF-RTX5090-32G-GAMING | Gigabyte AERO GV-N5080AERO OC-16GD | MSI Ventus RTX 5070 Ti 16G VENTUS 3X PZ OC | ZOTAC APOCALYPSE ZT-B50800C-10P | Sapphire NITRO+ 11322-01-40G |
|---|---|---|---|---|---|---|
| Chipset | RTX A4500 | GeForce RTX 5090 | GeForce RTX 5080 | GeForce RTX 5070 Ti | GeForce RTX 5080 | Radeon RX 7900 XTX |
| Vram | 20GB GDDR6 | 32GB GDDR7 | 16GB GDDR7 | 16GB GDDR7 | 16GB GDDR7 | 24GB GDDR6 |
| Boost Clock Mhz | 2100 | 2407 | 2730 | 2482 | 2730 | 2680 |
| Tdp W | 200 | 575 | 360 | 300 | 360 | 339 |
| Memory Bus Bits | 320 | 512 | 256 | 256 | 256 | 384 |
| Ray Tracing | true | true | true | true | true | true |
| GPU Class | workstation | consumer | consumer | consumer | consumer | consumer |
| Compare | Compare | Compare | Compare | Compare |
| Product | AI | Rt | Vram | Raster | Compute | Feature | Thermal | User Sentiment | Efficiency | Connectivity | Social Proof | Affordability |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PNY RTX A4500 | 89.9 | 63.1 | 84 | 49.8 | 59.7 | 86.2 | 20.6 | 27.3 | 66.1 | 70.1 | 62.9 | 15.5 |
| ASUS TUF Gaming TUF-RTX5090-32G-GAMING Compare | 96.9 | 90.1 | 97.6 | 98.7 | 97.6 | 96.2 | 72.4 | 86 | 24.6 | 99.3 | 99.1 | 3.5 |
| Gigabyte AERO GV-N5080AERO OC-16GD Compare | 85.3 | 95.2 | 88.7 | 94.2 | 93.2 | 96.2 | 91.5 | 71.9 | 57.8 | 94 | 88.8 | 15.1 |
| MSI Ventus RTX 5070 Ti 16G VENTUS 3X PZ OC Compare | 79.2 | 92.2 | 85.6 | 88.8 | 87.9 | 96.2 | 91.5 | 80.4 | 72.9 | 94 | 88.8 | 21 |
| ZOTAC APOCALYPSE ZT-B50800C-10P Compare | 85.3 | 97.5 | 88.7 | 94.2 | 93.2 | 96.2 | 91.5 | 99.4 | 57.8 | 94 | 99.1 | 19.1 |
| Sapphire NITRO+ 11322-01-40G Compare | 94.9 | 96.1 | 91.7 | 83.8 | 95.5 | 83.9 | 91.5 | 86 | 52.7 | 98.7 | 78.4 | 17.6 |
Price
Value & Pricing
Here's where things get interesting. The A4500's price is all over the map. In the US, we're seeing listings from USD 900 to USD 1,855 across five vendors. That's a USD 955 spread for the exact same card. If you're shopping, the low end of that range is a genuinely good deal for what you're getting. At USD 900, you're paying less than a used RTX 3090 for a card with ECC memory, a warranty, and professional drivers. At USD 1,855, you're overpaying by a lot.
In Canada, the spread is even wider, from CAD 1,800 to CAD 2,965 across three listings. That's a CAD 1,165 difference. The best deal we're seeing is at the low end of that range, and honestly, if you're paying anywhere near the top of it, you should just wait for a sale or look at a different card. The affordability score in our database is a rough 16th percentile, which means this card is not cheap by any stretch. But during holiday sales, users have reported it being a fantastic value, and that matches what we're seeing in the pricing data.
Read more
Overview
The PNY RTX A4500 is a workstation card that doesn't care about your RGB setup or your streaming ambitions. It's built for people who need to render, simulate, train models, or edit 8K footage without the card throwing a tantrum. With 20GB of ECC GDDR6 on a 320-bit bus, this thing is basically a memory tank with a GPU bolted on. And for AI work, it lands in the 90th percentile in our database, which puts it among the best options out there for machine learning on a single card.
Who's this for? If you're a 3D artist in Blender or Houdini, a data scientist fine-tuning models, or a video editor who keeps running out of VRAM, the A4500 is aimed squarely at you. It's not a gaming card, though it can game. It's not a budget card, though holiday sales have made it surprisingly reasonable. It's a professional tool that happens to share DNA with the RTX 30-series gaming lineup.
What makes it interesting is the combination of ECC memory, a blower cooler, and that 200W power envelope. Most cards in this performance class are power-hungry monsters that dump heat into your case. The A4500 keeps things relatively tame while still pushing 23.65 TFLOPS of FP32 compute. That's a specific kind of engineering, and it shows in how the card behaves under sustained load.
Common Questions
Q: Is the RTX A4500 good for gaming?
It can game, but that's not its strength. With a PassMark G3D score of 20,649, it lands around the 50th percentile for raster performance in our database. You'll get playable frame rates in most titles, but you're paying for ECC memory and professional drivers that don't help in games. If gaming is your main use, a GeForce card like the RTX 5070 Ti will give you better performance for less money.
Q: Why does the A4500 have ECC memory?
ECC memory detects and corrects single-bit errors that can occur during long compute tasks. For machine learning training runs that last hours or days, a random bit flip can corrupt your results without you knowing. The 20GB of ECC GDDR6 on the A4500 ensures data integrity, which is critical for scientific computing, financial modeling, and professional rendering. Gaming cards don't offer this because games don't need it.
Q: Can I run two A4500 cards together?
Yes, the A4500 supports NVLink, which lets you pair two cards for certain workflows. This is useful for memory pooling in applications that support it, effectively giving you 40GB of combined VRAM. The blower cooler design also helps here, since it exhausts heat out the back of the case instead of recirculating it between cards.
Q: What power supply do I need for the A4500?
The card has a 200W TDP and requires a single 8-pin PCIe power connector. PNY recommends a 650W power supply. That's modest for a card with this much compute power, which is one of the A4500's strengths. Just make sure your PSU has an available 8-pin connector, since some buyers have reported the card shipping without an auxiliary power cable.
Who Should Skip This
If you're building a gaming rig, skip this. The A4500's raster performance is average at best, and you're paying a premium for ECC memory and professional drivers that won't help you hit higher frame rates. A GeForce RTX 5070 Ti or 5080 will give you better gaming performance for less money, and you won't miss the ECC memory in games.
Also skip it if you're on a tight budget. The affordability score is a rough 16th percentile, and even at the low end of the price range, you're spending USD 900 or more. If you don't specifically need ECC memory or NVLink support, there are cheaper options that will handle most creative workloads just fine. The A4500 is a specialist card, and if you're not sure why you need it, you probably don't.
Verdict
If you're doing machine learning, 3D rendering, or content creation that eats VRAM for breakfast, the A4500 is a strong buy, especially if you can find it at the low end of the price range. The 20GB of ECC memory and 90th percentile AI performance make it a workhorse that won't flinch at large scenes or long training runs. The blower cooler is a plus if you're running multiple cards or have a cramped case.
But if you're a gamer who occasionally dabbles in creative work, this isn't your card. The raster performance is average, the thermals are mediocre, and you're paying a premium for features you won't use. A gaming card like the RTX 5070 Ti or 5080 will serve you better for less money in most cases. The A4500 is a specialist tool, and it's best for people who know exactly why they need ECC memory and professional drivers.
Usage Scores
- Overall64.7
- AI/LLM67.1
- Budget40.5
- Gaming 4k44.6
- Ray Tracing49.6
- Workstation75.9
- Gaming 1080p47.4
- Gaming 1440p47.4
- Content Creation58.2