{"apiVersion":"v1","asOf":"2026-10-11T17:07:01Z","data":{"architecture":"CDNA 5","benchmarkResults":[],"bf16Tflops":5030,"boards":[],"dieName":null,"discontinuedAt":null,"fp16Tflops":5030,"fp32Tflops":315,"fp4Tflops":40260,"fp8Tflops":20130,"int8Tops":5000,"launchDate":"2026-07-23","launchMsrpUsd":null,"maxVramGb":432,"memoryBandwidthGbps":23300,"memoryBusWidthBits":24576,"name":"Instinct MI455X","pci":{"deviceIds":[],"vendorId":"1002"},"pcieGen":null,"pcieLanes":null,"processNode":"TSMC N2","provenance":{"architecture":{"lastVerifiedAt":"2026-10-11T17:07:01Z","retrievedAt":"2026-10-11T16:17:00Z","runId":null,"sourceUrl":"https://www.amd.com/en/products/accelerators/instinct/mi400/mi455x.html","verificationStatus":"verified"},"bf16Tflops":{"lastVerifiedAt":"2026-10-11T17:07:01Z","retrievedAt":"2026-10-11T17:04:41Z","runId":null,"sourceUrl":"https://www.amd.com/content/dam/amd/en/documents/products/technologies/cdna/amd-cdna5-whitepaper.pdf","verificationStatus":"verified"},"fp16Tflops":{"lastVerifiedAt":"2026-10-11T17:07:01Z","retrievedAt":"2026-10-11T17:04:41Z","runId":null,"sourceUrl":"https://www.amd.com/content/dam/amd/en/documents/products/technologies/cdna/amd-cdna5-whitepaper.pdf","verificationStatus":"verified"},"fp32Tflops":{"lastVerifiedAt":"2026-10-11T17:07:01Z","retrievedAt":"2026-10-11T16:17:00Z","runId":null,"sourceUrl":"https://www.amd.com/en/products/accelerators/instinct/mi400/mi455x.html","verificationStatus":"verified"},"fp4Tflops":{"lastVerifiedAt":"2026-10-11T17:07:01Z","retrievedAt":"2026-10-11T17:04:41Z","runId":null,"sourceUrl":"https://www.amd.com/content/dam/amd/en/documents/products/technologies/cdna/amd-cdna5-whitepaper.pdf","verificationStatus":"verified"},"fp8Tflops":{"lastVerifiedAt":"2026-10-11T17:07:01Z","retrievedAt":"2026-10-11T17:04:41Z","runId":null,"sourceUrl":"https://www.amd.com/content/dam/amd/en/documents/products/technologies/cdna/amd-cdna5-whitepaper.pdf","verificationStatus":"verified"},"int8Tops":{"lastVerifiedAt":"2026-10-11T17:07:01Z","retrievedAt":"2026-10-11T16:17:00Z","runId":null,"sourceUrl":"https://www.amd.com/en/products/accelerators/instinct/mi400/mi455x.html","verificationStatus":"verified"},"launchDate":{"lastVerifiedAt":"2026-10-11T17:07:01Z","retrievedAt":"2026-10-11T16:17:00Z","runId":null,"sourceUrl":"https://www.amd.com/en/products/accelerators/instinct/mi400/mi455x.html","verificationStatus":"verified"},"maxVramGb":{"lastVerifiedAt":"2026-10-11T17:07:01Z","retrievedAt":"2026-10-11T16:17:00Z","runId":null,"sourceUrl":"https://www.amd.com/en/products/accelerators/instinct/mi400/mi455x.html","verificationStatus":"verified"},"memoryBandwidthGbps":{"lastVerifiedAt":"2026-10-11T17:07:01Z","retrievedAt":"2026-10-11T16:17:00Z","runId":null,"sourceUrl":"https://www.amd.com/en/products/accelerators/instinct/mi400/mi455x.html","verificationStatus":"verified"},"memoryBusWidthBits":{"lastVerifiedAt":"2026-10-11T17:07:01Z","retrievedAt":"2026-10-11T17:04:41Z","runId":null,"sourceUrl":"https://www.amd.com/content/dam/amd/en/documents/products/technologies/cdna/amd-cdna5-whitepaper.pdf","verificationStatus":"verified"},"name":{"lastVerifiedAt":"2026-10-11T17:07:01Z","retrievedAt":"2026-10-11T16:17:00Z","runId":null,"sourceUrl":"https://www.amd.com/en/products/accelerators/instinct/mi400/mi455x.html","verificationStatus":"verified"},"pci.vendorId":{"lastVerifiedAt":"2026-10-11T17:07:01Z","retrievedAt":"2026-10-11T17:04:28Z","runId":null,"sourceUrl":"https://pci-ids.ucw.cz/v2.2/pci.ids","verificationStatus":"verified"},"processNode":{"lastVerifiedAt":"2026-10-11T17:07:01Z","retrievedAt":"2026-10-11T17:04:41Z","runId":null,"sourceUrl":"https://www.amd.com/content/dam/amd/en/documents/products/technologies/cdna/amd-cdna5-whitepaper.pdf","verificationStatus":"verified"},"referenceBoostClockMhz":{"lastVerifiedAt":"2026-10-11T17:07:01Z","retrievedAt":"2026-10-11T16:17:00Z","runId":null,"sourceUrl":"https://www.amd.com/en/products/accelerators/instinct/mi400/mi455x.html","verificationStatus":"verified"},"segment":{"lastVerifiedAt":"2026-10-11T17:07:01Z","retrievedAt":"2026-10-11T16:17:00Z","runId":null,"sourceUrl":"https://www.amd.com/en/products/accelerators/instinct/mi400/mi455x.html","verificationStatus":"verified"},"shaderCores":{"lastVerifiedAt":"2026-10-11T17:07:01Z","retrievedAt":"2026-10-11T17:04:41Z","runId":null,"sourceUrl":"https://www.amd.com/content/dam/amd/en/documents/products/technologies/cdna/amd-cdna5-whitepaper.pdf","verificationStatus":"unverified"},"status":{"lastVerifiedAt":"2026-10-11T17:07:01Z","retrievedAt":"2026-10-11T16:17:00Z","runId":null,"sourceUrl":"https://www.amd.com/en/products/accelerators/instinct/mi400/mi455x.html","verificationStatus":"verified"},"tensorCores":{"lastVerifiedAt":"2026-10-11T17:07:01Z","retrievedAt":"2026-10-11T16:18:00Z","runId":null,"sourceUrl":"https://www.servethehome.com/amd-instinct-mi455x-deep-dive-cdna-5-marks-the-next-era-of-instinct/3/","verificationStatus":"unverified"},"vendor":{"lastVerifiedAt":"2026-10-11T17:07:01Z","retrievedAt":"2026-10-11T16:17:00Z","runId":null,"sourceUrl":"https://www.amd.com/en/products/accelerators/instinct/mi400/mi455x.html","verificationStatus":"verified"}},"referenceBoostClockMhz":2400,"referenceTdpW":null,"rtCores":null,"segment":"datacenter","shaderCores":32768,"slug":"instinct-mi455x","status":"active","tensorCores":1024,"unknownFields":["dieName","referenceTdpW","pci.deviceIds"],"vendor":"AMD"},"kind":"chip","links":{"page":"https://gpuninja.com/chips/instinct-mi455x","self":"https://gpuninja.com/api/v1/chips/instinct-mi455x","text":"https://gpuninja.com/chips/instinct-mi455x.txt"}}