NVIDIA B300 vs NVIDIA GeForce RTX 3070 — GPU Comparison (Jul 2026)
NVIDIA B300 (288GB HBM3e, 2,250 TFLOPS FP16, Blackwell Ultra) vs NVIDIA GeForce RTX 3070 (8GB GDDR6, 20.3 TFLOPS FP16, Ampere)
Bottom Line: NVIDIA B300 vs NVIDIA GeForce RTX 3070
NVIDIA B300 comes out ahead overall, leading in 5 of 6 compared categories.
Where NVIDIA B300 leads
- FP16 (2,250 TFLOPS vs 20.3 TFLOPS)
- VRAM (288 GB vs 8 GB)
- Memory Bandwidth (8,000 GB/s vs 448 GB/s)
- FP32 (75 TFLOPS vs 10.2 TFLOPS)
- Release Year (2025 vs 2020)
Where NVIDIA GeForce RTX 3070 leads
- TDP (220W vs 1400W)
Choose NVIDIA B300 for Frontier AI training, largest model workloads. Choose NVIDIA GeForce RTX 3070 for Budget inference, gaming.
Frequently Asked Questions
Is NVIDIA B300 or NVIDIA GeForce RTX 3070 better?
NVIDIA B300 leads in 5 of 6 compared categories. The right choice still depends on the factors that matter most to you.
Which has a better FP16, NVIDIA B300 or NVIDIA GeForce RTX 3070?
NVIDIA B300 (2,250 TFLOPS vs 20.3 TFLOPS).
Which has a better VRAM, NVIDIA B300 or NVIDIA GeForce RTX 3070?
NVIDIA B300 (288 GB vs 8 GB).
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NVIDIA B300
288GB HBM3e · Blackwell Ultra
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NVIDIA GeForce RTX 3070
8GB GDDR6 · Ampere
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|---|---|---|---|
| Specifications | |||
| Manufacturer | NVIDIA | NVIDIA | |
| Architecture | Blackwell Ultra | Ampere | |
| VRAM | 288 GB HBM3e | 8 GB GDDR6 | |
| Memory Bandwidth | 8,000 GB/s | 448 GB/s | |
| FP16 (Tensor) | 2250.0 TFLOPS | 20.3 TFLOPS | |
| FP32 | 75.0 TFLOPS | 10.2 TFLOPS | |
| TDP | 1400W | 220W | |
| Release Year | 2025 | 2020 | |
| Segment | Data center | Consumer | |
| Best For | Frontier AI training largest model workloads | Budget inference gaming | |
| Cloud Pricing | |||
| Cheapest On-Demand | — | — | |
| Cheapest Spot | — | — | |
| Providers | 1 | 0 | |
NVIDIA B300
NVIDIA GeForce RTX 3070