From e7ba83fc5411d6936809b3d17848b8c917eb63c6 Mon Sep 17 00:00:00 2001 From: Luke Kenneth Casson Leighton Date: Wed, 31 Jul 2019 14:40:19 +0100 Subject: [PATCH] update status page --- 3d_gpu.mdwn | 19 +++++++++++++++++-- 1 file changed, 17 insertions(+), 2 deletions(-) diff --git a/3d_gpu.mdwn b/3d_gpu.mdwn index 95b3e860e..42af75d88 100644 --- a/3d_gpu.mdwn +++ b/3d_gpu.mdwn @@ -2,8 +2,9 @@ Note: this is a **hybrid** CPU, VPU and GPU. It is not, as many news articles are implying, a "dedicated exclusive GPU". The option exists to **create** -a stand-alone GPU product. It is being *designed* to be a **complete** -all-in-one processor (System-on-a-Chip). +a stand-alone GPU product (contact us if this is a product that you want). +Our primary goal is to design a **complete** all-in-one processor +(System-on-a-Chip) that happens to include a libre-licensed VPU and GPU. We seek investors, sponsors, engineers and potential customers, who are interested in the creation and use of an entirely libre low-power mobile @@ -11,6 +12,18 @@ class system-on-a-chip. Comparative benchmark performance, pincount and price is the Allwinner A64, except that the power budget target is 2.5 watts in a 16x16mm 320 to 360 pin 0.8mm FBGA package. +The lower pincount, lower power, and higher BGA pitch is all to reduce +the cost of product development when it comes to PCB design and layout: + +* Above 4 watts requires metal packages, thermal management and much + pricier PMICs. +* 0.6mm pitch BGA and below requires much more expensive PCBA techniques. +* Above 600 pins begins to reduce production yields as well as increase + the cost of testing and packaging. + +We can look at larger higher-power ASICs either later or, if funding +is made available, immediately. + See: * [[shakti/m_class/libre_3d_gpu]] @@ -27,6 +40,8 @@ See: Progress: +* Jul 2019: Sponsorship from Purism received. IEEE754 FP Mul, Add, DIV, + FCLASS and FCVT pipelines completed. * Jun 2019: IEEE754 FP Mul, Add, and FSM "DIV" completed. * May 2019: 6600-style scoreboard started * Apr 2019: NLnet funding approved by independent review committee -- 2.30.2