Useful Links for IRAM Research

IRAM-related news

Apple announces plans for Altivec instructions in Macs (May 13, 1998)
LSI Logic Corporation and Micron Technology, Inc., Sign Embedded DRAM Alliance (June 2, 1997)
"Rambo Rambus" , an Economist article about Intel choosing Rambus (Feb 8, 1997)

Companies working on IRAM-related projects:

NeoMagic (graphics accelerator)
Accelerix (graphics accelerator)
MOSAID Technologies - Design of standard and "application specific" memory chips
Silicon magic - Currently high bandwidth DRAMs for PC graphics and talk about video and 3D graphics accelerators with embedded DRAM
MOSYS - Offers high speed DRAM pin-compatible with SRAM cache chips

Related academic research projects

The Galileo project at Wisconsin, led by Jim Goodman
The PPRAM project at Kyushu University (in Japan)
The CRAM (Computational RAM) project at the University of Alberta, Canada
Processor-in-Memory technology infrastructure development at Notre Dame, with Peter Kogge and Jay Brockman
BRASS - Berkeley Reconfigurable Architecture, Systems and Software
The T0 Vector Microprocessor

Class projects at Berkeley related to IRAM

The Design of a High Speed Serial Link for IRAM
Complete IRAM computer system simulation using SimOS
Interconnection Issues between Memory and Logic in IRAM Systems
Evaluation of Existing Cache Designs Implemented as an IRAM using hardware counters on the Alpha and Pentium Pro
Analysis of an SRAM Circuit in a DRAM Process
Microprocessor Performance Degradation in a DRAM Process

Other selected pages at UC Berkeley:

IRAM class page (CS 294-4, Spring 1996)
NOW - Networks of Workstations
CS Research Projects
Computer Science Division
Department of Electrical Engineering and Computer Sciences
University of California at Berkeley

Tools:

The SimOS complete computer system simulation environment from Stanford
Wisconsin Architectural Research Tool Set (WARTS) - including QPT, QPT2, CPROF, Tycho, dineroIII, and EEL
Tools: a short story - including pixie, pixstats, prof, dinero, qpt, CPROF, spim, Cacti, shade, and spixtools
ATOM - released user-code version; pre-release kernel version
A.W.E.S.I.M.E. / D.U.D.E - A Widely Extensible SIMulation Environment / Definition-Use Description Environment
CProf - Cache profiling
Fast-Cache - Techniques for efficient cache simulation
Instruction-Level Simulation And Tracing - This contains a huge list of simulators, emulators, and tracing tools, including an extensive bibliography as well as list of people to contact

Benchmarks:

Benchmarks FAQ - from the newsgroup comp.benchmarks
SPEC benchmarks - benchmark suite from the Standard Performance Evaluation Corporation
bench - network benchmark program for IP networks that measures bulk transfer throughput and round trip delays using either TCP/IP or UDP/IP
lmbench - micro-benchmark suite that measures system latency and bandwidth of data movement among the processor and memory, network, file system, and disk
ttcp - times transmission and reception of data between two systems using UDP and TCP protocols

Computer Architecture sites on the Net:

WWW Computer Architecture Home Page
comp.arch - Usenet newsgroup for computer architecture
Association for Computing Machinery (ACM) Special Interest Group on Computer Architecture (SIGARCH)
CPU Info Center
The Performance Database Server

Merged Logic and DRAM Links :

Mitsubishi EDRAM

Some DRAM Companies:

Enhanced Memory Systems
IBM
Micron
Mitsubishi
NEC
Rambus
Samsung
TI

Some Microprocessor Companies:

ARM
Digital
Hewlett-Packard
Intel
MIPS
Motorola
Sparc

Miscellaneous stuff:

DEC's ITSY research project
TI press release on 0.18 um process technology with 125M transistor on a chip. (heavy on marketing, low on technical details)
New DRAM Technologies: A Comprehensive Analysis of the New Architectures, second edition.