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NVIDIA RTX PRO 5000 72GB Blackwell vs AMD Sapphire Nitro+ Radeon RX 7900 XTX: Comparison
NVIDIA RTX PRO 5000 72GB Blackwell and AMD Sapphire Nitro+ Radeon RX 7900 XTX separate most on vram: NVIDIA RTX PRO 5000 72GB Blackwell at 72 GB, AMD Sapphire Nitro+ Radeon RX 7900 XTX at 24 GB, 67% in favour of NVIDIA RTX PRO 5000 72GB Blackwell. Slot Width splits them by another 25%, again favouring NVIDIA RTX PRO 5000 72GB Blackwell. They match on tier and ray tracing support.
Specs
| Specification |  |  |
|---|---|---|
| GPU Brand | NVIDIA | AMD |
| Series | RTX PRO Blackwell | Radeon RX 7000 |
| Board Partner | NVIDIA Reference (workstation, no AIB partners) | Sapphire |
| VRAM | 72 GB | 24 GB-67% |
| Tier | Flagship | Flagship |
| Memory Type | GDDR7 | GDDR6 |
| Boost Clock | 2410 MHz-6% | 2565 MHz |
| Ray Tracing Support | true | true |
| TDP | 300 W | 355 W-18% |
| Architecture | Blackwell | RDNA 3 (Navi 31) |
| Card Length | 267 mm | 320 mm-20% |
| Slot Width | 2 | 2.5-25% |
| MSRP | 6999 | 999 |
Verdict
NVIDIA RTX PRO 5000 72GB Blackwell
8.8 / 10 Expert Rating
A smart memory-capacity-focused variant - genuinely useful for teams whose bottleneck is VRAM rather than compute, at meaningfully lower power draw than the flagship.
AMD Sapphire Nitro+ Radeon RX 7900 XTX
9 / 10 Expert Rating
A solid flagship pick if its price and 24GB VRAM allocation match your target resolution.
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