Jehyeon Bang

Ph.D. Student @ Vertically Integrated Architecture Research Group
KAIST, School of Electrical Engineering

jehyeon.bang@kaist.ac.kr Google Scholar CV GitHub

Education

Ph.D. Student in School of Electrical Engineering Korea Advanced Institute of Science and Technology (KAIST)

Mar. 2023 – Present
Advisor: Prof. Minsoo Rhu

M.S. in School of Electrical Engineering Korea Advanced Institute of Science and Technology (KAIST)

Mar. 2021 – Feb. 2023
Advisor: Prof. Minsoo Rhu

B.S. in School of Electrical Engineering Korea Advanced Institute of Science and Technology (KAIST)

Mar. 2016 – Feb. 2021
Minor in School of Computing

Publications

SpecMoE: A Fast and Efficient Mixture-of-Experts Inference via Self-Assisted Speculative Decoding

Jehyeon Bang, Eunyeong Cho, Ranggi Hwang, Jinha Chung, and Minsoo Rhu

The 63rd ACM/ESDA/IEEE Design Automation Conference (DAC-63), Long Beach, CA, Jul. 2026

PASCAL: A Phase-Aware Scheduling Algorithm for Serving Reasoning-based Large Language Models

Eunyeong Cho, Jehyeon Bang, Ranggi Hwang, and Minsoo Rhu

The 32nd IEEE International Symposium on High-Performance Computer Architecture (HPCA-32), Sydney, NSW, Australia, Feb. 2026

Paper

Debunking the CUDA Myth Towards GPU-based AI Systems: Evaluation of the Performance and Programmability of Intel's Gaudi NPU for AI Model Serving

Yunjae Lee*, Juntaek Lim*, Jehyeon Bang, Eunyeong Cho, Huijong Jeong, Taesu Kim, Hyungjun Kim, Joonhyung Lee, Jinseop Lim, Ranggi Hwang, Se Jung Kwon, Dongsoo Lee, and Minsoo Rhu (*co-first authors)

The 52nd International Symposium on Computer Architecture (ISCA-52), Tokyo, Japan, Jun. 2025

Paper

Characterization and Analysis of Text-to-Image Diffusion Models

Eunyeong Cho, Jehyeon Bang, and Minsoo Rhu

IEEE Computer Architecture Letters, 2024

Paper

vTrain: A Simulation Framework for Evaluating Cost-effective and Compute-optimal Large Language Model Training

Jehyeon Bang, Yujeong Choi, Myeongwoo Kim, Yongdeok Kim, and Minsoo Rhu

The 57th IEEE/ACM International Symposium on Microarchitecture (MICRO-57), Austin, TX, Nov. 2024

Paper Code Slides

Work Experience

Undergraduate Research Intern Vertically Integrated Architecture Research Group, KAIST

Dec. 2019 – Feb. 2020
& Nov. 2020 – Feb. 2021

Intern Kohyoung Technology R&D Center, Yongin

Feb. 2019 – Aug. 2019

Intern SK Hynix, Cheongju

Jun. 2018 – Aug. 2018

Teaching & Service

Teaching Assistant @ KAIST

EE312: Introduction to Computer Architecture

2023-Spring, 2024-Spring, 2025-Spring

EE514: Parallel Computer Architecture

2024-Fall

EE217: Introduction to Modern Software Development

2025-Fall

EE209: Programming Structure for Electrical Engineering

2023-Fall

Academic Service

Artifact Evaluation Committee

HPCA-2026

Skills

Programming

Python, C/C++, Java, Verilog

Platforms & Frameworks

Ubuntu, PyTorch, CUDA, CUPTI