B200 SXM 192GB vs RTX 4090
Compare NVIDIA B200 SXM 192GB and NVIDIA RTX 4090 specs, performance, and cloud pricing
B200 SXM 192GB
192GB
From $6.50/hr
RTX 4090
24GB
From $0.370/hr
Architecture
Blackwell
vs Ada Lovelace
FP16 Gap
54.2x
B200 SXM 192GB leads
| Specification | B200 SXM 192GB | RTX 4090 |
|---|---|---|
| VRAM | 192 GB | 24 GB |
| VRAM Type | HBM3e | GDDR6X |
| FP16 TFLOPS | 4.5 PFLOPS | 83 TFLOPS |
| FP8 TFLOPS | 9.0 PFLOPS | 166 TFLOPS |
| Memory Bandwidth | 8.0 TB/s | 1.0 TB/s |
| TDP | 1000W | 450W |
| Interconnect | NVLink 5 | None |
| Architecture | Blackwell | Ada Lovelace |
Price Comparison
| Metric | B200 SXM 192GB | RTX 4090 |
|---|---|---|
| Cheapest On-Demand | $6.50/hr | $0.370/hr |
| Cheapest Spot | $4.32/hr | $0.280/hr |
| Providers Available | 4 | 3 |
Verdict
Best for Training
NVIDIA B200 SXM 192GB
4.5 PFLOPS FP16 with 192GB VRAM
Best Value
NVIDIA B200 SXM 192GB
692 TFLOPS per $/hr
Best for Inference
NVIDIA B200 SXM 192GB
9.0 PFLOPS FP8/FP16
Use-Case Recommendations
Large-Scale Training
Training LLMs and large multi-modal models
Winner
B200 SXM 192GB
4.5 PFLOPS FP16 with 192GB HBM3e provides the best training throughput.
Inference at Scale
Deploying models in production for real-time inference
Winner
B200 SXM 192GB
9.0 PFLOPS FP8/FP16 gives superior inference throughput.
Budget-Conscious Workloads
Getting the best performance per dollar
Winner
B200 SXM 192GB
Starting at $6.50/hr delivers the best TFLOPS per dollar.