{"city":"Grenoble","name":"UPMEM","slug":"upmem","facts":[{"date":"2024-12-09","type":"partnership","value":"UPMEM selected Semidynamics as core provider for its next-generation LPDDR5X processing-in-memory device, using RISC-V cores with an integrated Tensor Unit and the Gazillion latency optimiser","source":"semidynamics.com"},{"date":"2024-12-09","type":"partnership","value":"Semidynamics","source":"semidynamics.com"},{"date":"2023-09-12","type":"partnership","value":"UPMEM received equity investment from the European Innovation Council Fund, Partech, Western Digital Capital and C4 Ventures, plus an EIC grant","source":"newswire.com"},{"date":"2023-09-12","type":"partnership","value":"European Innovation Council Fund, Partech, Western Digital Capital and C4 Ventures","source":"newswire.com"},{"date":"2023-09-12","type":"total_funding","value":"EUR 6600000","source":"newswire.com"},{"date":"2023-09-12","type":"funding_round","value":"EUR 4100000","source":"newswire.com"}],"peers":[],"stage":null,"state":"Auvergne-Rhône-Alpes","aliases":["UpMem","UPMEM SAS"],"country":"France","domains":[{"why":"UPMEM develops processing-in-memory chips and acceleration solutions for big data and AI workloads. Its next-generation LPDDR5X device integrates RISC-V cores, a Tensor Unit and latency optimization technology.","list":null,"rank":null,"tier":"watchlist","layer":null,"total":46,"domain":"AI Core","scores":{"gate_ne":["technology"],"leverage":6,"position":6,"progress":4,"firepower":4,"commercial":2,"deployment":4,"production":2,"technology":6},"edition":null,"segment":null}],"founded":null,"signals":[],"website":"upmem.com","category":"AI Infra · Chips & accelerators","categories":[{"name":"Novel electronic architectures","domain":"AI Core","parent":"AI Infra · Chips & accelerators"}],"last_round":null,"updated_at":"2026-09-22T22:26:56.778+00:00","facts_total":11,"positioning":"UPMEM is a fabless company that integrates general-purpose 32-bit RISC cores, which it calls DRAM Processing Units, directly inside DRAM chips, delivered as standard DDR4-2400 DIMMs with eight DPUs per PIM-enabled chip and 24 hardware threads per DPU at 350 to 500 MHz. It was the first commercially available general-purpose processing-in-memory platform and has been independently studied in academic literature, including work associated with Onur Mutlu at ETH Zurich, which is the strongest non-company validation available. Company claims are 10x to 20x acceleration on memory-bound workloads at roughly 10x lower energy for genomics, analytics, search and model inference. The forward programme is a next-generation LPDDR5X PIM device aimed at on-device generative AI for smartphones, for which it selected Semidynamics RISC-V cores with a Tensor Unit on 2024-12-09, quoting 102.4 GB/s internal bandwidth, 1 pJ per bit access energy, 8 TFLOPs FP16 and 16 TOPS int8 per chip, all company-sourced. The concern for the registry is silence: no dated funding, product, customer or partnership act was found for 2025 or 2026. Revisit trigger: a new funding round, LPDDR5X silicon tape-out or sampling, or a named smartphone or memory-maker customer.","sub_category":"Novel electronic architectures","signals_total":0,"url":"https://www.frontiertechintelligence.com/companies/upmem","title":"UPMEM · ai core, Grenoble, Auvergne-Rhône-Alpes, France · scores, facts and signals · Frontier Tech Intelligence","description":"UPMEM develops processing-in-memory chips and acceleration solutions for big data and AI workloads. Its next-generation LPDDR5X device integrates RISC-V cores, a Tensor Unit and latency optimization technology. AI Core watchlist (score 46)","publisher":"Frontier Tech Intelligence (Future Frontiers, a trade name of Essential Cognition Inc.)","note":"Assessment by Frontier Tech Intelligence; facts and signals carry their sources."}