Radeon PRO W7800 48GB vs RTX PRO 6000 Blackwell
The RTX PRO 6000 Blackwell has more VRAM (96GB vs 48GB), making it better suited for large models and memory-intensive workloads. Memory bandwidth runs 107% ahead (1792 GB/s versus 864 GB/s), which feeds straight through into quicker inference.
Maximum Capacity Reached. Remove a model to add another. (2/2)
Comparable or lower specs
Radeon PRO W7800 48GB vs RTX PRO 6000 Blackwell: In-Depth Breakdown
VRAM: Radeon PRO W7800 48GB vs RTX PRO 6000 Blackwell
The RTX PRO 6000 Blackwell carries 96GB of VRAM versus 48GB on the Radeon PRO W7800 48GB. VRAM capacity is the primary constraint for running AI models without quantization — a 70B-parameter model in FP16 requires roughly 140GB, and even smaller models benefit from extra headroom. The 48GB advantage here means the RTX PRO 6000 Blackwell can run larger models natively and handle bigger batch sizes in production.
Inference Speed: Memory Bandwidth
The rate data moves to the compute units — memory bandwidth — is what caps autoregressive inference speed (token generation in LLMs). Here the RTX PRO 6000 Blackwell reaches 1792 GB/s against 864 GB/s for the Radeon PRO W7800 48GB, a 107% advantage. Once a model is resident in VRAM, token throughput tracks this figure closely, so the RTX PRO 6000 Blackwell generates tokens proportionally faster on bandwidth-bound workloads.
AI Training & Compute
For model training, scientific simulation, and rendering, FP32 throughput is the key metric. The RTX PRO 6000 Blackwell delivers 125 TFLOPS against 46.2 TFLOPS for the Radeon PRO W7800 48GB — a 171% compute advantage. Training runs and heavy matrix operations will complete proportionally faster on the RTX PRO 6000 Blackwell.
Which should you buy: Radeon PRO W7800 48GB or RTX PRO 6000 Blackwell?
The RTX PRO 6000 Blackwell is the stronger choice for large-model workloads where VRAM is the bottleneck. The Radeon PRO W7800 48GB is more economical, and sufficient if your models fit within its 48GB.
Frequently Asked Questions
Can the Radeon PRO W7800 48GB or RTX PRO 6000 Blackwell run large language models?
Which is faster for LLM inference, the Radeon PRO W7800 48GB or the RTX PRO 6000 Blackwell?
Which is better for AI training?
Which should you buy: Radeon PRO W7800 48GB or RTX PRO 6000 Blackwell?
Technical Specifications Comparison
Architecture & Cores
| Specification | Radeon PRO W7800 48GB | RTX PRO 6000 Blackwell |
|---|---|---|
| Architecture | RDNA 3 | Blackwell |
| CUDA Cores (Stream Processors / CUDA Cores) | 4,480 | 24,064✓ |
| Ray Tracing Cores | 70 | — |
Clock Speeds
| Specification | Radeon PRO W7800 48GB | RTX PRO 6000 Blackwell |
|---|---|---|
| Base Clock | 1,895 MHz | — |
| Boost Clock | 2,525 MHz | — |
Memory
| Specification | Radeon PRO W7800 48GB | RTX PRO 6000 Blackwell |
|---|---|---|
| VRAM Capacity | 48 GB | 96 GB✓ |
| Memory Type | GDDR6 | GDDR7 |
| Memory Bus | 384-bit | 512-bit✓ |
| Memory Speed | 18 Gbps | — |
| Bandwidth | 864 GB/s | 1,792 GB/s✓ |
Connectivity & Power
| Specification | Radeon PRO W7800 48GB | RTX PRO 6000 Blackwell |
|---|---|---|
| Interface | PCIe 4.0 x16 | PCIe 5.0 x16 |
| TDP | 281 W✓ | 600 W |
| Power Connectors | 2x 8-pin | — |
| Released | Nov 2024 | Mar 2025 |
Workstation
| Specification | Radeon PRO W7800 48GB | RTX PRO 6000 Blackwell |
|---|---|---|
| FP32 (TFLOPS) | 46.2 TFLOPS | 125 TFLOPS✓ |
| ECC | Yes | Yes |
| NVLink | No | No |
| Form factor | dual-slot | dual-slot |