[AMD/ROCm] qwen3.5-fp8-mi355x-atom, Bump image to rocm/atom:rocm7.2.3_ubuntu24.04_py3.12_pytorch_release_2.10.0_atom20260511

[seungrokj]

Summary

• Bump ATOM image for qwen3.5-fp8-mi355x-atom from rocm/atom:rocm7.2.2_ubuntu24.04_py3.12_pytorch_release_2.10.0_atom0.1.2.post to rocm/atom-dev:nightly_202605111702
• TP=4 shows +3.2% to +16.3% throughput improvement across 1k1k and 8k1k workloads (concurrency 4-256)
• Validated via ATOM upstream nightly benchmark run #25686894636 (2026-05-11)

Throughput Comparison (tput/GPU, tok/s)

ISL	OSL	Conc	GPUs	InferenceX	ATOM Upstream	Diff %
1024	1024	4	4	208.99	221.58	+6.0%
1024	1024	8	4	373.92	407.45	+9.0%
1024	1024	16	4	599.13	627.41	+4.7%
1024	1024	32	4	955.48	998.01	+4.5%
1024	1024	64	4	1368.61	1429.45	+4.4%
1024	1024	128	4	1929.98	1992.52	+3.2%
1024	1024	256	4	2861.12	2936.57	+2.6%
8192	1024	4	4	811.98	944.35	+16.3%
8192	1024	8	4	1496.50	1631.33	+9.0%
8192	1024	16	4	2276.05	2417.82	+6.2%
8192	1024	32	4	3388.72	3619.13	+6.8%
8192	1024	64	4	4498.52	4775.50	+6.2%
8192	1024	128	4	5321.91	5943.18	+11.7%
8192	1024	256	4	6925.46	7330.06	+5.8%

Changes

• .github/configs/amd-master.yaml: Update image tag for qwen3.5-fp8-mi355x-atom
• perf-changelog.yaml: Add changelog entry

Test plan

• Verify benchmark runs successfully with new image on MI355X

🤖 Generated with Claude Code

[claude]

Claude Code Review

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[seungrokj]

Todo: change docker img to public