https://www.io55.net/wiki/ 2026-04-30T17:16:44+00:00 https://www.io55.net/wiki/ https://www.io55.net/wiki/_media/favicon.ico text/html 2023-11-29T02:43:02+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.io55.net/wiki/eop/video_game_consoles-home/4th_generation/sega_genesis_plus_add-ons?rev=1701225782&do=diff Sega Genesis includes Sega 32X and Sega CD Sega's breakout system, which garnered them tremendous market success, a place in the gaming industry, lasting franchises, and a very short-lived market dominance over Nintendo (in Europe, at least). Releasing on August 14th, 1989 in North America, the Sega Genesis contained a Motorola 68k and a Zilog Z80, 64KB of RAM/VRAM, and the ability to output video at 320×224/256×224 (progressive) or 320×448/256×448 (interlaced) at maximum 61 colors on screen f… text/html 2022-05-12T21:51:47+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.io55.net/wiki/eop/video_game_consoles-home/4th_generation/phillips_cd-i?rev=1652392307&do=diff Philips CD-i A “media format standard” created by Phillips in 1990, which was targeted by a variety of “players”. With the first CD-i compatible player releasing on December 3rd, 1991 in North America, the format's biggest claim to fame are it's notoriously bad Nintendo-licensed games - a rarity for the giant. Capable of outputting 384×280 to 768×560 depending on the model at 24-bit/16-bit color, with all models containing the Philips SCC68070 68k-based chip + Philips SCC66470 graphics chip, la… text/html 2022-05-11T02:44:46+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.io55.net/wiki/eop/video_game_consoles-home/4th_generation/nec_turbografx-16?rev=1652237086&do=diff NEC TurboGrafx-16 NEC's only attempt of entering the US video games market. Releasing on August 29th, 1989 in the USA, the TurboGrafx-16 was unable to garner a serious market share in North America, despite pitting a relatively successful fight against Nintendo over in Japan. Featuring a Hudson HuC6280 6502-based CPU, 8 KB of RAM + 64 KB of VRAM, and up to 482 colors at text/html 2022-11-30T05:20:24+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.io55.net/wiki/eop/video_game_consoles-home/4th_generation/snk_neo_geo_aes?rev=1669785624&do=diff SNK Neo Geo AES SNK's home console conversion of their wildly popular arcade systems. Releasing on July 1st, 1991 in North America and Japan, the Neo Geo AES was a powerful system but limited in it's appeal and market dominance, mostly due to high prices and a genre-limited game library. Specifications-wise, the AES has a Motorola 68k CPU with Zilog Z80A co-processor, 64 KB of RAM + 84 KB of VRAM + 2KB sound memory, and an output resolution of text/html 2022-05-13T00:48:42+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.io55.net/wiki/eop/video_game_consoles-home/4th_generation/snk_neo_geo_cd?rev=1652402922&do=diff SNK Neo Geo CD SNK's hamfisted effort at making the Neo Geo more “appealing” to customers. Released on September 9th, 1994 in Japan and January 15th, 1996 in North America, the Neo Geo CD features a Motorola 68k CPU, 7MB of RAM for various system functions, and an output resolution of text/html 2023-12-25T01:55:16+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.io55.net/wiki/eop/video_game_consoles-home/4th_generation/super_nintendo_entertainment_system?rev=1703469316&do=diff Super Nintendo Entertainment System Nintendo's highly anticipated followup to the NES, which was a success only matched in market power by the Sega Genesis. Releasing on August 23rd, 1991 in North America, the SNES runs off of a Ricoh 5A22 WDC 65C816-based CPU, 128 KB of RAM + 64 KB VRAM, and a maximum output resolution of 256×224/512×224/256×239/512×239 (progressive) or 512×448/512×478 (interlaced), at up to 32768 colors. These are quite powerful specifications, mostly defeating it's competito… text/html 2022-05-10T23:38:01+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.io55.net/wiki/eop/video_game_consoles-home/4th_generation/summary?rev=1652225881&do=diff 4th Generation The 4th generation of home game consoles, commonly considered as having began in 1989 with the release of the Sega Genesis and TurboGrafx-16, and ending in the period between 1993 (release of the 3DO/Jaguar) and 1996 (release of the N64). Possibly the generation with the 2nd highest amount of potential for EOPs, considering the hardware capabilities of this era contrasted with the relative lack of interesting programs for much of this period's systems.