# B300

> NVIDIA · Blackwell

Canonical: https://gpuninja.com/chips/b300
Data as of: 2026-10-11T15:58:00Z
Path: Home › GPU chips
- Specs verified: between 11 Oct 2026, 15:57 UTC and 11 Oct 2026, 15:58 UTC

## Specifications

- Vendor: NVIDIA (Verified · source download.nvidia.com · retrieved 11 Oct 2026, 15:36 UTC · checked 11 Oct 2026, 15:58 UTC)
- Architecture: Blackwell (Verified · source dam-cdn.nvd.orangelogic.com · retrieved 11 Oct 2026, 15:40 UTC · checked 11 Oct 2026, 15:58 UTC)
- Die: GB110 (Verified · source pci-ids.ucw.cz · retrieved 11 Oct 2026, 15:37 UTC · checked 11 Oct 2026, 15:58 UTC)
- Process: TSMC 4NP (Verified · source developer.nvidia.com · retrieved 11 Oct 2026, 15:57 UTC)
- Shader cores: 18,944 (Verified · source en.wikipedia.org · retrieved 11 Oct 2026, 15:39 UTC · checked 11 Oct 2026, 15:58 UTC)
- Tensor cores: 592 (Verified · source en.wikipedia.org · retrieved 11 Oct 2026, 15:39 UTC · checked 11 Oct 2026, 15:58 UTC)
- RT cores: None
- Memory bus: 8,192-bit (Verified · source en.wikipedia.org · retrieved 11 Oct 2026, 15:39 UTC · checked 11 Oct 2026, 15:58 UTC)
- Max VRAM: 270 GB (Verified · source dam-cdn.nvd.orangelogic.com · retrieved 11 Oct 2026, 15:40 UTC · checked 11 Oct 2026, 15:58 UTC)
- Reference boost clock: 2,032 MHz (Verified · source en.wikipedia.org · retrieved 11 Oct 2026, 15:39 UTC · checked 11 Oct 2026, 15:58 UTC)
- Reference TDP: 1,100 W (Verified · source dam-cdn.nvd.orangelogic.com · retrieved 11 Oct 2026, 15:40 UTC · checked 11 Oct 2026, 15:58 UTC)
- Host interface: Not recorded
- Launch MSRP: No public MSRP
- Launch date: 18 Mar 2025 (Verified · source nvidianews.nvidia.com · retrieved 11 Oct 2026, 15:44 UTC · checked 11 Oct 2026, 15:58 UTC)
- Segment: Data center (Verified · source nvidia.com · retrieved 11 Oct 2026, 15:38 UTC · checked 11 Oct 2026, 15:58 UTC)
- PCI IDs: 10de:3182 (Verified · source download.nvidia.com · retrieved 11 Oct 2026, 15:36 UTC · checked 11 Oct 2026, 15:58 UTC)
- Status: Active (Verified · source nvidia.com · retrieved 11 Oct 2026, 15:38 UTC · checked 11 Oct 2026, 15:58 UTC)

## Performance

- Memory bandwidth: 7,700 GB/s (Verified · source dam-cdn.nvd.orangelogic.com · retrieved 11 Oct 2026, 15:40 UTC · checked 11 Oct 2026, 15:58 UTC)
- FP32 compute: 75 TFLOPS (Verified · source dam-cdn.nvd.orangelogic.com · retrieved 11 Oct 2026, 15:40 UTC · checked 11 Oct 2026, 15:58 UTC)
- FP16 compute: 2,250 TFLOPS (Verified · source glennklockwood.com · retrieved 11 Oct 2026, 15:39 UTC · checked 11 Oct 2026, 15:58 UTC)
- BF16 compute: 2,250 TFLOPS (Verified · source glennklockwood.com · retrieved 11 Oct 2026, 15:39 UTC · checked 11 Oct 2026, 15:58 UTC)
- FP8 compute: 4,500 TFLOPS (Verified · source dam-cdn.nvd.orangelogic.com · retrieved 11 Oct 2026, 15:40 UTC · checked 11 Oct 2026, 15:58 UTC)
- FP4 compute: 14,000 TFLOPS (Verified · source dam-cdn.nvd.orangelogic.com · retrieved 11 Oct 2026, 15:40 UTC · checked 11 Oct 2026, 15:58 UTC)
- INT8 compute: 153.5 TOPS (Unverified · source dam-cdn.nvd.orangelogic.com · retrieved 11 Oct 2026, 15:40 UTC · checked 11 Oct 2026, 15:58 UTC)

## Boards built on this chip

Board, Chip, VRAM, TDP, Length, Slots, Price, Stock

No boards recorded for this chip.

## Benchmarks

No benchmark results recorded.

## Sources

- https://download.nvidia.com/XFree86/Linux-x86_64/595.99.02/README/supportedchips.html — Vendor, PCI IDs; last verified 11 Oct 2026, 15:58 UTC
- https://dam-cdn.nvd.orangelogic.com/AssetLink/1k0p832eq8r5ca0u5383ie5o4tp3bst1.pdf — Architecture, Max VRAM, Reference TDP, Memory bandwidth, FP32 compute, INT8 compute; last verified 11 Oct 2026, 15:58 UTC
- https://pci-ids.ucw.cz/read/PC/10de/3182 — Die; last verified 11 Oct 2026, 15:58 UTC
- https://developer.nvidia.com/blog/inside-nvidia-blackwell-ultra-the-chip-powering-the-ai-factory-era/ — Process; last verified 11 Oct 2026, 15:57 UTC
- https://en.wikipedia.org/wiki/Nvidia_Tesla — Shader cores, Tensor cores, Memory bus, Reference boost clock; last verified 11 Oct 2026, 15:58 UTC
- https://nvidianews.nvidia.com/news/nvidia-blackwell-ultra-ai-factory-platform-paves-way-for-age-of-ai-reasoning — Launch date; last verified 11 Oct 2026, 15:58 UTC
- https://www.nvidia.com/en-us/data-center/hgx/ — Segment, Status; last verified 11 Oct 2026, 15:58 UTC
- https://glennklockwood.com/garden/processors/B300 — FP16 compute, BF16 compute; last verified 11 Oct 2026, 15:58 UTC
- https://dam-cdn.nvd.orangelogic.com/AssetLink/gl2l4l4812s5fw0p614s6i8bv6mi3vx5.pdf — FP8 compute, FP4 compute; last verified 11 Oct 2026, 15:58 UTC