Sapphire Radeon RX 7900 XTX NITRO+ 24GB GDDR6 Silver
NVIDIA RTX A4000 16GB GDDR6 workstation
Buy the Sapphire NITRO+ RX 7900 XTX if you want top-tier 4K gaming performance, 24GB of VRAM for future-proofing, and a card that owners consistently praise for staying cool and quiet under load.
Buy the RTX A4000 if you need a low-power, ECC-equipped workstation card for modeling, rendering, or other precision tasks where 140W TDP and driver stability matter more than frame rates.
Belangrijke verschillen
- Raw gaming performance isn't even close: the Sapphire scores 91 in 4K gaming and 89 in 1080p, while the A4000 manages 39 and 45 respectively. The Sapphire's 61.4 FP32 TFLOPS vs the A4000's 19.2 tells the whole story.
- VRAM and memory bandwidth heavily favor the Sapphire: 24GB on a 384-bit bus with 960 GB/s bandwidth vs the A4000's 16GB on a 256-bit bus with 448 GB/s. That's more than double the bandwidth for high-res textures and large datasets.
- Power draw is where the A4000 wins big: 140W TDP vs 339W for the Sapphire. The A4000 can run in a modest workstation without a PSU upgrade, while the Sapphire needs a solid 850W+ unit and a 4-slot clearance.
- Real-world sentiment backs the Sapphire: 688 reviews at 4.4/5 with owners raving about quiet operation, efficient cooling, and no coil whine. The A4000 only has 8 reviews and buyers are still asking basic questions about power requirements and warranty coverage.
- Price-to-performance is lopsided: the Sapphire scores 76 in budget vs the A4000's 38. You're paying workstation tax on the A4000 for ECC memory and pro drivers, not for speed.
Wat kopers zeggen
Sapphire Radeon RX 7900 XTX NITRO+ 24GB GDDR6 Silver
De Sapphire Nitro+ RX 7900 XTX krijgt veel lof vanwege zijn verbluffende 4K-prestaties, stille werking en betrouwbare koeling. De meeste geverifieerde kopers benadrukken het compacte formaat in vergelijking met andere high-end kaarten, de royale 24 GB VRAM en de afwezigheid van spoelgezoem. Sommige recensenten melden af en toe spoelgezoem en een hoog stroomverbruik, maar de algehele stemming is overweldigend positief.
Pluspunten
- Uitstekende 4K-gameprestaties
- Zeer stille werking
- Efficiënte koeling met lage temperaturen
- Compact formaat voor een high-end kaart
- 24GB VRAM voor een lange levensduur
Minpunten
- Hoog stroomverbruik
- Af en toe spoelgezoem
- Vereist 850W+ voeding
- Groot 4-slot ontwerp
NVIDIA RTX A4000 16GB GDDR6 workstation
De NVIDIA RTX A4000 is een professionele grafische kaart die geschikt is voor modelleer- en rendertaken, met ECC-geheugen dat de betrouwbaarheid voor precisiewerk verbetert. Gebruikers vragen naar de stroomvereisten, garantiedekking en compatibiliteit met PCIe 3.0-moederborden, wat aangeeft dat het werkt met PCIe 3.0 maar kan profiteren van PCIe 4.0. Over het algemeen wordt de kaart gezien als een capabele werkstationoplossing, hoewel details over systeemvereisten en ondersteuning worden gezocht.
Pluspunten
- ECC-geheugen voor betrouwbaarheid
- Professionele prestaties
- Compatibel met PCIe 3.0
Minpunten
- Onduidelijke garantiedetails
- Voedingsspecificaties niet gespecificeerd
- Systeemvereisten niet vermeld
Scores
Specificaties
| Sapphire Radeon RX 7900 XTX NITRO+ | NVIDIA RTX A4000 | |
|---|---|---|
| Chipset | ||
| GPU Chipset | Radeon RX 7900 XTX | RTX A4000 |
| Brand | AMD | NVIDIA |
| Architecture | RDNA 3 | Ampere |
| Class | consumer | workstation |
| Process | 5★ | 8 |
| Memory | ||
| VRAM | 24 GB★ | 16 GB |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bus | ||
| Bandwidth | ||
| ECC | — | ✓★ |
| Compute | ||
| CUDA Cores | Geen data | |
| Stream Processors | Geen data | |
| Tensor Cores | ||
| RT Cores | 96★ | 48 |
| Base Clock | ||
| Boost Clock | ||
| FP16 TFLOPS | ||
| FP32 TFLOPS | 61.38999938964844★ | 19.170000076293945 |
| Performance | ||
| PassMark G3D | ||
| GPU Compute | ||
| Power & Cooling | ||
| TDP | 339 | 140★ |
| Recommended PSU | 800★ | — |
| Power Connectors | 3 x 8-Pin | — |
| Cooler | Triple Fan★ | Single Fan |
| Fans | 3★ | 1 |
| Connectivity | ||
| Interface | PCI Express 4.0 x16 | PCI Express 4.0 x16 |
| DisplayPort | 2 | 4★ |
| HDMI | 2★ | 0 |
| USB-C | 1★ | 0 |
| Max Displays | 4 | 4 |
| Max Resolution | 7680 x 4320 | 7680 x 4320 |
| Physical | ||
| Length | 320 | 241★ |
| Slot Width | 4 | 1★ |
| Form Factor | ATX | Full Height |
| Weight | 1.00 kg | 0.60 kg★ |
| Features | ||
| Ray Tracing | ✓ | ✓ |
| Upscaling | FSR 3.1 | DLSS |
| AV1 Encode | ✓★ | — |
| VR Ready | — | ✓★ |
| DirectX | 12 Ultimate | 12 Ultimate |
| RGB | ✓★ | — |
Voor- & Nadelen
Sapphire Radeon RX 7900 XTX NITRO+ 24GB GDDR6 Silver
- Strong connectivity (99th percentile)99th %ile
- Strong rt (96th percentile)96th %ile
- Strong compute (96th percentile)96th %ile
- Strong ai (95th percentile)95th %ile
- Below average affordability (19th percentile)19th %ile
NVIDIA RTX A4000 16GB GDDR6 workstation
- Strong efficiency (92nd percentile)92nd %ile
- Strong feature (86th percentile)86th %ile
- Strong user sentiment (72nd percentile)
- Strong ai (70th percentile)
- Below average affordability (21st percentile)
- Below average thermal (27th percentile)
- Below average social proof (29th percentile)
Prijzen
Sapphire Radeon RX 7900 XTX NITRO+ 24GB GDDR6 Silver biedt 1.7x betere prijs-kwaliteit
Oordeel
Scores 96 overall, wins 8 of 8 usage categories and 19 of 41 specs.
