NVIDIA B100 vs NVIDIA RTX A4000 — GPU Comparison (Jul 2026)
NVIDIA B100 (192GB HBM3e, 1,750 TFLOPS FP16, Blackwell) vs NVIDIA RTX A4000 (16GB GDDR6, 19.2 TFLOPS FP16, Ampere)
Bottom Line: NVIDIA B100 vs NVIDIA RTX A4000
NVIDIA B100 comes out ahead overall, leading in 5 of 6 compared categories.
Where NVIDIA B100 leads
- FP16 (1,750 TFLOPS vs 19.2 TFLOPS)
- VRAM (192 GB vs 16 GB)
- Memory Bandwidth (8,000 GB/s vs 448 GB/s)
- FP32 (60 TFLOPS vs 16 TFLOPS)
- Release Year (2024 vs 2021)
Where NVIDIA RTX A4000 leads
- TDP (140W vs 700W)
Choose NVIDIA B100 for AI training, large-scale inference. Choose NVIDIA RTX A4000 for Entry workstation, rendering.
Frequently Asked Questions
Is NVIDIA B100 or NVIDIA RTX A4000 better?
NVIDIA B100 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 B100 or NVIDIA RTX A4000?
NVIDIA B100 (1,750 TFLOPS vs 19.2 TFLOPS).
Which has a better VRAM, NVIDIA B100 or NVIDIA RTX A4000?
NVIDIA B100 (192 GB vs 16 GB).
|
NVIDIA B100
192GB HBM3e · Blackwell
|
NVIDIA RTX A4000
16GB GDDR6 · Ampere
|
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|---|---|---|---|
| Specifications | |||
| Manufacturer | NVIDIA | NVIDIA | |
| Architecture | Blackwell | Ampere | |
| VRAM | 192 GB HBM3e | 16 GB GDDR6 | |
| Memory Bandwidth | 8,000 GB/s | 448 GB/s | |
| FP16 (Tensor) | 1750.0 TFLOPS | 19.2 TFLOPS | |
| FP32 | 60.0 TFLOPS | 16.0 TFLOPS | |
| TDP | 700W | 140W | |
| Release Year | 2024 | 2021 | |
| Segment | Data center | Professional | |
| Best For | AI training large-scale inference | Entry workstation rendering | |
| Cloud Pricing | |||
| Cheapest On-Demand | — | — | |
| Cheapest Spot | — | — | |
| Providers | 0 | 0 | |
NVIDIA B100
NVIDIA RTX A4000