SH-4 CPU

GPTKB entity

Statements (61)
Predicate Object
gptkbp:instance_of gptkb:microprocessor
gptkbp:application gaming consoles
gptkbp:architecture RISC
gptkbp:bus_connections 32-bit
gptkbp:cache_size 16 KB L1 cache
write-back cache
gptkbp:clock_speed up to 600 MHz
gptkbp:community_support active developer community
gptkbp:compatibility backward compatible with SH-3
gptkbp:data_bus_width 32 bits
gptkbp:debugging_support hardware debugging support
gptkbp:design_philosophy focus on performance and efficiency
gptkbp:designed_by gptkb:Hitachi
gptkbp:development gptkb:Hitachi's_semiconductor_division
1994-1996
SH-4 development tools available
gptkbp:die_size approximately 100 mm²
gptkbp:economic_impact significant in gaming industry
gptkbp:end_of_life discontinued in early 2000s
gptkbp:endian bi-endian
gptkbp:graphics supports 3 D graphics processing
gptkbp:has_units integrated FPU
https://www.w3.org/2000/01/rdf-schema#label SH-4 CPU
gptkbp:instruction_set SH-4 instruction set
5-stage pipeline
out-of-order instruction fetch
SH architecture
gptkbp:integration integrated memory controller
gptkbp:interrupts supports multiple interrupt levels
gptkbp:invention multiple patents filed by Hitachi
gptkbp:involved_technology used in various arcade systems
gptkbp:legacy supported by various emulators
influenced later microprocessor designs
gptkbp:manufacturer gptkb:Mitsubishi_Electric
gptkbp:manufacturing_process CMOS technology
gptkbp:market_launch launched in Japan
gptkbp:market_segment embedded systems
gptkbp:memory_type supports SDRAM
gptkbp:notable_achievements pioneered 3 D graphics in consoles
gptkbp:notable_features highly efficient power management
gptkbp:notable_products gptkb:Sega_Naomi
gptkbp:number_of_cores gptkb:1
gptkbp:performance high performance for its time
MIPS rating of 600 MIPS
compared favorably to Intel Pentium II
gptkbp:power_consumption approximately 2.5 W
gptkbp:predecessor SH-3
gptkbp:primary_use video game development
gptkbp:ram supports virtual memory
gptkbp:registration 32 general-purpose registers
gptkbp:released gptkb:1996
gptkbp:research_and_development ongoing research in microprocessor technology
gptkbp:successor SH-5
improved performance in SH-5
gptkbp:support multimedia instructions
gptkbp:technology 0.25 µm
gptkbp:thermal_design_power TDP of 5 W
gptkbp:used_in gptkb:Sega_Dreamcast
gptkbp:bfsParent gptkb:Sega_Naomi
gptkb:Sega_NAOMI
gptkbp:bfsLayer 6