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ROCm 7.2 build and doc changes

ROCm

Status: Merged (completed).

bitsandbytes-foundation/bitsandbytesnumber 1845

#1845 In bitsandbytes-foundation/bitsandbytes;

· by sstamenk was closed on Jan 22, 2026

[Docs Update] QLoRA 4-bit Support on ROCm

DocumentationImprovements or additions to documentationImprovements or additions to documentation

ROCm

Status: Merged (completed).

bitsandbytes-foundation/bitsandbytesnumber 1857

#1857 In bitsandbytes-foundation/bitsandbytes;

· by Abdennacer-Badaoui was closed on Feb 16, 2026

Add blocksize=64 4-bit quantization support for ROCm CDNA (warp64) GPUs

ROCm

Status: Merged (completed).

bitsandbytes-foundation/bitsandbytesnumber 1856

#1856 In bitsandbytes-foundation/bitsandbytes;

· by Abdennacer-Badaoui was closed on Feb 13, 2026

Add CUDA kernel support for 4-bit quantization with blocksize=32

CUDAIssues and PRs related to the CUDA backend, excluding installation/support help.Issues and PRs related to the CUDA backend, excluding installation/support help.

Status: Merged (completed).

bitsandbytes-foundation/bitsandbytesnumber 1854

#1854 In bitsandbytes-foundation/bitsandbytes;

· by Abdennacer-Badaoui was closed on Feb 12, 2026

[ROCm] Make blocksize=64 default for 4bit

ROCm

Status: Merged (completed).

bitsandbytes-foundation/bitsandbytesnumber 1873

#1873 In bitsandbytes-foundation/bitsandbytes;

· by matthewdouglas was closed on Feb 16, 2026

Fix AdEMAMix scheduler guard and add state_dict round-trip test

OptimizersIssues or feature requests relating to optimizersIssues or feature requests relating to optimizers

Status: Merged (completed).

bitsandbytes-foundation/bitsandbytesnumber 1861

#1861 In bitsandbytes-foundation/bitsandbytes;

· by TimDettmers was closed on Feb 16, 2026

Handle non-contiguous tensors in quantize/dequantize ops

Status: Merged (completed).

bitsandbytes-foundation/bitsandbytesnumber 1859

#1859 In bitsandbytes-foundation/bitsandbytes;

· by TimDettmers was closed on Feb 16, 2026

Any plan to support block size 32?

EnhancementNew feature or requestNew feature or request

High Priority(first issues that will be worked on)(first issues that will be worked on)

High RiskRisk of bugs in transformers and other librariesRisk of bugs in transformers and other libraries

To Discuss Internally

Status: Closed (completed).

Feature

#1329 In bitsandbytes-foundation/bitsandbytes;

· by lllyasviel was closed on Feb 23, 2026

bug: fix 8bitoptim support with fsdp

FSDP

OptimizersIssues or feature requests relating to optimizersIssues or feature requests relating to optimizers

Status: Merged (completed).

bitsandbytes-foundation/bitsandbytesnumber 1840

#1840 In bitsandbytes-foundation/bitsandbytes;

· by ved1beta was closed on Jan 14, 2026

Fix xpu 4bit kernel

Intel

Status: Merged (completed).

bitsandbytes-foundation/bitsandbytesnumber 1839

#1839 In bitsandbytes-foundation/bitsandbytes;

· by jiqing-feng was closed on Jan 14, 2026