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- Intel Celeron 266 introduced April 15, 1998Apr 15, 2026Dave Farquhar
On April 15, 1998, Intel introduced its Celeron 266 processor. It was the first Celeron in a product line that lasted 25 years, but it wasn’t one of Intel’s finest moments. The Celeron was a cut-down Pentium II, designed in The post Intel Celeron 266 introduced April 15, 1998 appeared first on The Silicon Underground.
- Google’s acquisition of DoubleclickApr 14, 2026Dave Farquhar
On April 13, 2007, Google agreed to acquire DoubleClick for US$3.1 billion in cash. Google had already been in the advertising business since 2000, with its Adwords product. Buying Doubleclick further sent Google down the road of funding itself through The post Google’s acquisition of Doubleclick appeared first on The Silicon Underground.
- Cyrix 486SLC CPU: Introduced April 13,1992Apr 13, 2026Dave Farquhar
On April 13, 1992, Cyrix debuted its 486SLC CPU. Cyrix didn’t have its own fabrication plants so they relied on other chipmakers, such as SGS Thomson and Texas Instruments, to manufacture the chips. Part of the agreement allowed TI to The post Cyrix 486SLC CPU: Introduced April 13,1992 appeared first on The Silicon Underground.
- Intel 486 CPU announced April 10, 1989Apr 10, 2026Dave Farquhar
Intel announced the 486 CPU at Comdex on April 10, 1989. It was an expensive chip, priced at $950 each in quantities of 1,000. I thought it would be fun to look back at what the magazines at the time The post Intel 486 CPU announced April 10, 1989 appeared first on The Silicon Underground.
- Osborne Computer liquidated April 9, 1986Apr 09, 2026Dave Farquhar
40 years ago today, on April 9, 1986, Osborne Computer Corporation, one of the early makers of CP/M computers and a pioneer in portable computing, liquidated after three years of financial hardship. Its demise is generally blamed on its founder, The post Osborne Computer liquidated April 9, 1986 appeared first on The Silicon Underground.
- Atari ST introduced April 8, 1985Apr 08, 2026Dave Farquhar
It is hard for me to be objective about the Atari ST, because I was a dyed in the wool Amiga fanboy in the early ’90s. But the Atari ST was released April 8, 1985 and quickly sold 50,000 units. The post Atari ST introduced April 8, 1985 appeared first on The Silicon Underground.
- Hayes compatible modem: What it meansApr 07, 2026Dave Farquhar
A lot of software advertises itself as working with a Hayes modem or Hayes compatible modem. What does that mean? And what’s Hayes? It’s a de facto standard named after a defunct maker of modems. Let’s talk about why Hayes The post Hayes compatible modem: What it means appeared first on The Silicon Underground.
- Windows 3.1 released April 6, 1992Apr 06, 2026Dave Farquhar
Released April 6, 1992, Windows 3.1 was the successor to the very successful Windows 3.0. It wasn’t great, just like Windows 3.0 wasn’t great. But it was a graphical user interface that ran on very inexpensive ordinary PCs, and enough The post Windows 3.1 released April 6, 1992 appeared first on The Silicon Underground.
- AMD K6 released April 2, 1997Apr 03, 2026Dave Farquhar
AMD launched its K6 microprocessor on April 2, 1997. It was a competitor for Intel’s Pentium II CPU, but unlike the Pentium II, it plugged into the previous-generation Pentium socket. Being less expensive than a Pentium II and using less The post AMD K6 released April 2, 1997 appeared first on The Silicon Underground.
- Thomas Rattigan, short-lived Commodore CEOApr 02, 2026Dave Farquhar
On April 23, 1987, Thomas Rattigan drove to work just as he would any other day. But when he arrived at Commodore’s office building in suburban Philadelphia that morning, company guards informed him he’d been fired. They escorted him from The post Thomas Rattigan, short-lived Commodore CEO appeared first on The Silicon Underground.