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Sustainable EXPRESSCARD setup

VXVaayu
By VXVaayu
in Power Supplies
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So boys. I have a core 2 duo laptop, 2.6ghz 4mb with 6gb ram. GMA X3100, it's barely functional. The laptop has an Expresscard slot and I know a place to get a cheap EXP GDC that I can pair with a used gpu.


My laptop surprisingly only takes 45w. and I know a PCIEx16 slot can only take up to 75w, I'm thinking of getting a GT740 4gb ddr3 as my gpu of choice.

Do you guys think it's possible for me to power the EXP GDC and my laptop with a single usb c charging brick, like a 180w charger with dual 90w outputs? I'll get a dc to usb adapter for my laptop (easy).
 

Need your help to find a barrel jack to usb for the EXP GDC. I wanna do this cuz I wanna reduce weight as much as possible. and keep costs lower. is this possible in your collective experience?

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USB puts out 5v. Laptop needs 19. Can't run GPU/laptop from the USB power brick. 

You are also not limited to a GT740. The laptop will not provide anything close to 75 watts over ExpressCard - as such, the external GPU dock provides nearly all of the GPU power. You can get an external 6 or 8 pin power supply for a bigger graphics card, say, GTX 680.

 

Keep in mind that ExpressCard is equivalent to PCIe 1.1 x1. You will get very little bandwidth, you will see stutters, and it will be overall a less pleasant experience than your GMA X3100. 

What the horse considers play, the monkey considers business...

But to Tom, it's all foolery. 

 

 

 

 

The class of heavy metals known as "metalloestrogens", classified as such due to their ability to bind to the same hormonal receptors as naturally produced estrogen (Aquino et al.), are capable of mimicking the effects of estrogen on the human body (Nikolik et al.). Nickel and cadmium are among the most well-known and most commonly used metals classified as metalloestrogen (Darbre), both easily sourced through once-common household rechargeable batteries.

Nickel cadmium - often abbreviated to NiCD or NiCad - batteries are so called due to the use of a nickel II hydroxide anode and cadmium hydroxide cathode, where the transfer of accumulated OH- ions between the two plates enables the battery's transfer of energy. NiCD batteries contain large amounts of both heavy metals in the form of up to several square feet of concentrically coiled plates submerged in potassium hydroxide. Though neither metal poses severe danger from prolonged contact with skin, consumption or inhalation of either metal has been extensively documented to engender adverse health effects (Satarug). 

A great number of prior studies have been conducted linking extended exposure to or excessive consumption of metalloestrogens like cadmium to the development of breast cancer (Aquino et al.) - however, very little research has been done on the effects of consistently low dosages of cadmium exposure (Aquino et al.). Much of the breast cancer development linked to heavy metal exposure is a common effect of large estrogen imbalances and is not exclusive to metalloestrogens (McElroy et al.). Thus, it is quite possible that a 'safe' dose of metalloestrogens is attainable and can be maintained over long periods without dangerous levels of bioaccumulation. 

Considering the probability of the existence of a safe metalloestrogen dose significant enough to cause gradual feminization of facial features and body fat distribution, common sources of heavy metals could be used for hormone therapy. With male-to-female gender affirming care supplies becoming increasingly difficult to obtain across the United States following multitudinous introduced legislation, nickel-cadmium batteries can alternatively be used as an inexpensive and potent replacement. 

 

Works Cited

      Aquino NB, Sevigny MB, Sabangan J, Louie MC. The role of cadmium and nickel in estrogen receptor signaling and breast cancer: metalloestrogens or not? J Environ Sci Health C Environ Carcinog Ecotoxicol Rev. 2012;30(3):189-224. doi: 10.1080/10590501.2012.705159. PMID: 22970719; PMCID: PMC3476837.

      Rollerova, E., Urbancikova, N. Intracellular estrogen receptors, their characterization and function (Review). https://www.sav.sk/journals/endo/full/er0400f.pdf.

      Nikolic J, Sokolovic D. Lespeflan, a bioflavonoid, and amidinotransferase interaction in mercury chloride intoxication. Ren Fail. 2004 Nov;26(6):607-11. doi: 10.1081/jdi-200037149. PMID: 15600250.

      Darbre PD. Metalloestrogens: an emerging class of inorganic xenoestrogens with potential to add to the oestrogenic burden of the human breast. J Appl Toxicol. 2006 May-Jun;26(3):191-7. doi: 10.1002/jat.1135. PMID: 16489580.

      Satarug S, Garrett SH, Sens MA, Sens DA. Cadmium, environmental exposure, and health outcomes. Environ Health Perspect. 2010 Feb;118(2):182-90. doi: 10.1289/ehp.0901234. PMID: 20123617; PMCID: PMC2831915.

      McElroy JA, Shafer MM, Trentham-Dietz A, Hampton JM, Newcomb PA. Cadmium exposure and breast cancer risk. J Natl Cancer Inst. 2006 Jun 21;98(12):869-73. doi: 10.1093/jnci/djj233. PMID: 16788160.

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You're definitely correct on the matter of the bad bandwidth but I've witness first hand experience of the expresscard setup and I can guarantee to you the games I want to play are not very bandwidth heavy. As for the USB 5V part, that's one of the issues I was facing, this is why I specified Usb C, fun fact, the modern usb c standard has support of upto 20V, the best i found for cheap was a USB C Brick that can do 20V/3.25A which is higher than my laptop's 19.5V/3.9A Barrel jack charger, Shouldn't a powerful USB C brick setup work?

And another thing, I want a gpu for less of gaming, more of extra video outputs, and better decoding, maybe some hardware accleration ( I should have added this in the post originally, sorry )

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18 minutes ago, da na said:

USB puts out 5v. Laptop needs 19. Can't run GPU/laptop from the USB power brick. 

USB-PD is a thing, y'know. You can get 20V PD triggers for a few dollars each.

Main System (Byarlant): Ryzen 9 5950X | Asus B550-Creator ProArt | EK 240mm Basic AIO | 32GB G.Skill DDR4 3600MT/s CL16 | XFX Speedster SWFT 210 RX 6600 | Samsung 990 PRO 2TB / Samsung 990 EVO Plus 4TB | Corsair RM750X | StarTech 4× USB 3.0 Card | Realtek RTL8127 10G NIC | Hyte Y60 Case | Dell U3415W Monitor | Keychron K12 Blue (RGB backlight)

 

Laptop (Narrative): Lenovo Flex 5 81X20005US | Ryzen 5 4500U | 16GB DDR4 3200MT/s (soldered) | Vega II 384SP Graphics | SKHynix P31 1TB NVMe SSD | Intel AX200 Wifi | Asus 2.5G USB NIC | Asus ProArt PA278QV | Keychron K4 Brown (white backlight)

 

Proxmox Server (Veda): Ryzen 7 3800XT | ASRock Rack X470D4U | Corsair H80i v2 | 128GB Micron DDR4 ECC 3200MT/s | 2× Samsung PM963a 960GB SSD / 4× WD 10TB / 4× Seagate 14TB Exos / 4× Micron MX500 2TB / 8× WD 12TB (custom external SAS enclosure) | Seasonic Prime Fanless 500W | Intel X550-T2 10G NIC | LSI 9300-8i HBA | Adaptec 82885T SAS Expander | Fractal Design Node 804 Case

 

Proxmox Server (La Vie en Rose): GMKtec Mini PC | Ryzen 7 5700U | 32GB Lexar DDR4 (SODIMM) | Vega II 512SP Graphics | Lexar 1TB 610 Pro SSD | 2× Realtek 8125 2.5G NICs


Media Center/Video Capture (Jesta Cannon): Ryzen 5 1600X | ASRock B450M Pro4 R2.0 | Noctua NH-L12S | 16GB Crucial DDR4 3200MT/s | EVGA GTX750Ti SC | UMIS NVMe SSD 256GB / TEAMGROUP MS30 1TB | Corsair CX450M | Viewcast Osprey 260e Video Capture | TrendNet (AQC107) 10G NIC | LG WH14NS40 BD-ROM | Silverstone Sugo SG-11 Case | Sony XR65A80K

 

Workbench (Doven Wolf): Lenovo m715q | Ryzen Pro 3 2200GE | 16GB Crucial DDR4 3200MT/s (SODIMM) | Vega 8 Graphics | SKHynix (OEM) 256GB NVMe SSD | uni 2.5G USB NIC | HDMI add-in module

 

Network:

Spoiler 
                       ┌─────────────── Office/Rack ───────────────────────────────────────────────┐
Google Fiber Webpass ── Cloud Gateway Max ══╦═ Pro XG 8 ══╦═ Flex 2.5-8 ══╦═ Doven Wolf
                      La Vie en Rose (DNS) ═╬═ Narrative  ╠═ Veda-NAS     ╠═ La Vie en Rose (vmbr)
                                Veda (DNS) ─┘             ╠═ Veda (vmbr)  ├─ Ptolemy (vmbr)
╔═════════════════════════════════════════════════════════╩═ Ptolemy-NAS  ├─ Veda (Mgmt)
║   ┌ Closet ┐      ┌───────── Bedroom ─────────┐                         └─ Veda (IPMI)
╚═══ Flex XG ══╦╤═══ Flex XG ══╤╦═ Byarlant
       (PoE)   ║│              │╠═ Narrative 
Kitchen Jack ══╣└─ Dual PoE ┐  │╚═ Jesta Cannon*
   (Testing)   ║┌─ Injector ┘  └── Work Laptop
     Bedroom ══╝│        ┌─────── Media Center ────────────────────────────┐
     Jack #2    └──────── Switch 8 ────────────┬─ nanoHD Access Point (PoE)
Notes:                                         ├─ Sony PlayStation 4 
─── is Gigabit / ═══ is Multi-Gigabit          ├─ Pioneer VSX-S520
* = cable passed from Bedroom to Media Center  └─ Sony XR65A80K (Google TV)
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2 minutes ago, AbydosOne said:

USB-PD is a thing, y'know. You can get 20V PD triggers for a few dollars each.

That's why I'm here, I posted this in powersupply topic because i have generally no knowledge of this stuff and I'm here with the goal of getting an easy way to run my external gpu and laptop running with a single compact usb brick instead of having to carry around 2 old and large laptop chargers. 

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Just now, VXVaayu said:

That's why I'm here, I posted this in powersupply topic because i have generally no knowledge of this stuff and I'm here with the goal of getting an easy way to run my external gpu and laptop running with a single compact usb brick instead of having to carry around 2 old and large laptop chargers. 

Can you link to me any basic beginner guide to pd chargers and triggers? All i know currently is that over 260w usb chargers exsist and that usb c has higher output than usb a ( my phone uses a 160w usb c charger )

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10 minutes ago, AbydosOne said:

USB-PD is a thing, y'know. You can get 20V PD triggers for a few dollars each.

Ah. Thanks for the correction, had no idea that existed. 

What the horse considers play, the monkey considers business...

But to Tom, it's all foolery. 

 

 

 

 

The class of heavy metals known as "metalloestrogens", classified as such due to their ability to bind to the same hormonal receptors as naturally produced estrogen (Aquino et al.), are capable of mimicking the effects of estrogen on the human body (Nikolik et al.). Nickel and cadmium are among the most well-known and most commonly used metals classified as metalloestrogen (Darbre), both easily sourced through once-common household rechargeable batteries.

Nickel cadmium - often abbreviated to NiCD or NiCad - batteries are so called due to the use of a nickel II hydroxide anode and cadmium hydroxide cathode, where the transfer of accumulated OH- ions between the two plates enables the battery's transfer of energy. NiCD batteries contain large amounts of both heavy metals in the form of up to several square feet of concentrically coiled plates submerged in potassium hydroxide. Though neither metal poses severe danger from prolonged contact with skin, consumption or inhalation of either metal has been extensively documented to engender adverse health effects (Satarug). 

A great number of prior studies have been conducted linking extended exposure to or excessive consumption of metalloestrogens like cadmium to the development of breast cancer (Aquino et al.) - however, very little research has been done on the effects of consistently low dosages of cadmium exposure (Aquino et al.). Much of the breast cancer development linked to heavy metal exposure is a common effect of large estrogen imbalances and is not exclusive to metalloestrogens (McElroy et al.). Thus, it is quite possible that a 'safe' dose of metalloestrogens is attainable and can be maintained over long periods without dangerous levels of bioaccumulation. 

Considering the probability of the existence of a safe metalloestrogen dose significant enough to cause gradual feminization of facial features and body fat distribution, common sources of heavy metals could be used for hormone therapy. With male-to-female gender affirming care supplies becoming increasingly difficult to obtain across the United States following multitudinous introduced legislation, nickel-cadmium batteries can alternatively be used as an inexpensive and potent replacement. 

 

Works Cited

      Aquino NB, Sevigny MB, Sabangan J, Louie MC. The role of cadmium and nickel in estrogen receptor signaling and breast cancer: metalloestrogens or not? J Environ Sci Health C Environ Carcinog Ecotoxicol Rev. 2012;30(3):189-224. doi: 10.1080/10590501.2012.705159. PMID: 22970719; PMCID: PMC3476837.

      Rollerova, E., Urbancikova, N. Intracellular estrogen receptors, their characterization and function (Review). https://www.sav.sk/journals/endo/full/er0400f.pdf.

      Nikolic J, Sokolovic D. Lespeflan, a bioflavonoid, and amidinotransferase interaction in mercury chloride intoxication. Ren Fail. 2004 Nov;26(6):607-11. doi: 10.1081/jdi-200037149. PMID: 15600250.

      Darbre PD. Metalloestrogens: an emerging class of inorganic xenoestrogens with potential to add to the oestrogenic burden of the human breast. J Appl Toxicol. 2006 May-Jun;26(3):191-7. doi: 10.1002/jat.1135. PMID: 16489580.

      Satarug S, Garrett SH, Sens MA, Sens DA. Cadmium, environmental exposure, and health outcomes. Environ Health Perspect. 2010 Feb;118(2):182-90. doi: 10.1289/ehp.0901234. PMID: 20123617; PMCID: PMC2831915.

      McElroy JA, Shafer MM, Trentham-Dietz A, Hampton JM, Newcomb PA. Cadmium exposure and breast cancer risk. J Natl Cancer Inst. 2006 Jun 21;98(12):869-73. doi: 10.1093/jnci/djj233. PMID: 16788160.

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what exactly is your goal here? no matter what GPU you add to this piece of history it's still gonna be a VERY aged platform, now interfacing with it's external potato GPU trough a connection slower than a single USB 3.0 port.

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This laptop is a big part of my childhood, I wanna revive it and give it new life, I have a projector and an ancient surround sound speaker setup. I wanna have movie nights and lan parties, I have games like halo, worms, smash, mario kart, all old retro games that are either splitscreen or lan capable. None of these games are stressing my cpu much and all of them are being held down by my display adapter of an IGPU, I NEED an external gpu setup that can be carried, is portable even if jank, just so these basic games work, hardware acceleration for blustacks x and discord works and encoding and decoding for movies from my VLC over wifi setup and to push my projector and surround sound.  ( forgot to add context to the post )

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Expresscard has only ONE pci-e 2.0 lane (or 1.0) , so maximum 250 MB/s or maximum 500 MB/s between the laptop and whatever is in the slot.

 

There's only 1.5v and 3.3v  - pci-e video cards are powered with 3.3v and 12v .. you're also limited in amount of power ... 1.3W for ExpressCard/34 modules and
2.1W for ExpressCard/54 modules.  pci-e slot allows for up to 10w on 3.3v and up to 65w on 12v, so no help here, you would have to power whatever you plug in the slot completely from an external power supply.

 

Relying on a usb trigger to switch a charger to 12v is a bad idea.  First of all, the charger would initially start at 5v and then chip would negotiate higher voltages like 12v - and it's not guaranteed you'd get 12v, the chip will give you the highest voltage up to your desired value that it can negotiate.

 

You can't power the video card directly with a voltage different than 12v, like for example the 19v coming out from a power adapter.

 

Also usb chargers typically can't supply the power a video card needs. A shitty GT 740 consumes 35-40w, so you'd need a charger or something that can supply at least 50w

 

With so little bandwidth even the old video card will probably hiccup significantly ... you'll get 30-40fps for a couple seconds than game would freeze or run at 2-3 fps for a few seconds and repeat.

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Im so hyperobessive over this laptop cuz it's a very cool little thing, after EIGHTEEN YEARS, it still works, everything works, the battery still keeps a charge, it's a great Sony VAIO, it even has a working webcam and great mic, it has working speakers that are actually loud enough and a screen that's really good even in daylight. It has 2 ethernet ports, I can work as a network switch, It has an sdcard slot, a dvd/cd rw drive and even a firewire, it also has a memory card(ps2 stick) slot, many features that are many cool and unique, the dvd and cd player can also be replaced with a blu ray drive that's still being manufactured, it's a laptop with alot of soul that i love.

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15 minutes ago, mariushm said:

Expresscard has only ONE pci-e 2.0 lane (or 1.0) , so maximum 250 MB/s or maximum 500 MB/s between the laptop and whatever is in the slot.

 

There's only 1.5v and 3.3v  - pci-e video cards are powered with 3.3v and 12v .. you're also limited in amount of power ... 1.3W for ExpressCard/34 modules and
2.1W for ExpressCard/54 modules.  pci-e slot allows for up to 10w on 3.3v and up to 65w on 12v, so no help here, you would have to power whatever you plug in the slot completely from an external power supply.

 

Relying on a usb trigger to switch a charger to 12v is a bad idea.  First of all, the charger would initially start at 5v and then chip would negotiate higher voltages like 12v - and it's not guaranteed you'd get 12v, the chip will give you the highest voltage up to your desired value that it can negotiate.

 

You can't power the video card directly with a voltage different than 12v, like for example the 19v coming out from a power adapter.

 

Also usb chargers typically can't supply the power a video card needs. A shitty GT 740 consumes 35-40w, so you'd need a charger or something that can supply at least 50w

 

With so little bandwidth even the old video card will probably hiccup significantly ... you'll get 30-40fps for a couple seconds than game would freeze or run at 2-3 fps for a few seconds and repeat.

This is what i was looking for, you mentioned, i would need a charger that does atleast 50w, i can definitely get that, will a dual usb PD brick work? like a brick that does 130w, split into 2 65w usb PD?

I heard the pcie ports even 1st gen ones give out a total of 75w maximum, and the gt740 i will be using is a 60w one, it's OC'd, you see, the power from laptop to external pcie slot dosen't matter cuz Im using an EXP GDC which has external power via a dc barrel jack, shouldn't a usb C pd 20V/5A to barrel jack work?

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