Virgin Media HUB3.0 uses the Puma 6 chipset, which is based on an Atom chipset from Intel. Below you will find information on what the Puma 6 problem is, the modems to avoid purchasing, and the class action lawsuit. The system supports 4 double width GPUs or 5 single slot GPUs or add-in boards. The Puma 6 modems suffer from both latency and jitter. Higher Jitters: Jitter is determined by the spread of latency across timeframes. The Brazilian version of the DPQ3925 is listed on the database, but shows no internal photos. Positive sera were found in 72% of L. tigrinus samples, 15% of L. wiedii, 6% of L. pardalis, 8% of H. yaguarondi, 18% of P. concolor, and 14% of P. onca. This chipset is a very widely used chipset in cable modems, so if you've been noticing latency in your connection, you'd best test if it uses the Puma 6 chipset. The flaw in the puma 6 chipset hardware/firmware is intel’s fault. Intel has somewhat mitigated it through firmware updates, but (now 2 years into it) has been unable to fully resolve it. Modems featuring Puma chipsets can cause almost 6 percent drop in network packets, leading to the highest possible network latency of 200ms. Sign in to follow this . This can be an issue if you are online gaming or watching some ultra-high-def video. Do not buy these modems to avoid current and future problems with the Intel Puma chipsets. Actually, the Linksys CM3008 contains an Intel Puma 5 chipset, which is a good chipset. There is a ongoing issue with the Intel Puma 6 Chipset used in various devices from multiple companies, Linksys included (CM3024) For example, you can feel safe using a modem like the Motorola MB7621 or NETGEAR CM600 as those devices use a Broadcom chipset. Some bad modems like the NETGEAR CM700 and NETGEAR C6300 do not have Intel logos on the front of their modem packages. Intel's Puma 6 chipset suffers from latency & jitter, fix soon. I can’t find info on it anywhere. The problem is with the CPU in the modem is … I believe that the Cisco DPQ3925 has a Broadcom chipset. Trying to find the device on the FCC database (they utilize a horrible search engine) yielded no good results. ARRIS CM3200ARRIS DG1642ARRIS DG1660ARRIS DG1662ARRIS DG1670ARRIS DG2460ARRIS DG2470ARRIS DG3260ARRIS DG3270ARRIS DG3450ARRIS MG2402G/CTARRIS SBG10ARRIS SB6190ARRIS SBG6950AC2ARRIS SBG7400AC2ARRIS SBG7580ACARRIS SBG7600AC2ARRIS SBG8300ARRIS SBV2402ARRIS SBV3202ARRIS SVG2482ACARRIS T25ARRIS TG1642ARRIS TG1652ARRIS TG1662ARRIS TG1672ARRIS TG1682ARRIS TG2472 (TG2472G)ARRIS TG2482ARRIS TG2492 ARRIS TG3452ARRIS TG3462ARRIS TM1602ARRIS TM3402ASUS CM-32Cisco DPC3848Cisco DPC3848VCompal Broadband Networks CH7466FRITZ!Box 6430FRITZ!Box 6460FRITZ!Box 6490FRITZ!Box 6590Hitron CDA-32372Hitron CDE-32372Hitron CDA3Hitron CDA3-20Hitron CDA3-35Hitron CGN3Hitron CGN3ACRHitron CGN3ACSMRHitron CGN3AMFHitron CGN3AMRHitron CGN3M35Hitron CGNM-2250Hitron (CGNM) CGNM-2252Hitron CGNM-3550Hitron CGNM-3552Hitron CGNV4Hitron CGNVM-2559Hitron CGNVM-3580Hitron CGNVM-3582Hitron CGNVM-3589Hitron CHITAHitron CODA-45Hitron CODA-4502Hitron CODA-4580Hitron CODA-4582Hitron CODA-4589Hitron CODA-46Hitron CODA-4602Hitron CODA-4680Hitron CODA-4682Hitron CODA-4689Hitron CODA-47Hitron CODA-4702Hitron CODA-4780Hitron CODA-4782Hitron CODA-4789Hitron CODA-5519Hitron E31N2V1Hitron EN2251Linksys CG6350Linksys CG7500Linksys CM3016Linksys CM3024NETGEAR C6300-100NASNETGEAR C6300v2NETGEAR C6300BDNETGEAR CBK40NETGEAR CBR40NETGEAR CBR750NETGEAR CBK752NETGEAR CG4500NETGEAR CG4500TMNETGEAR CM700Samsung Home Media ServerSMC D3G2408Technicolor TC4350Virgin Media Super Hub 3 (ARRIS TG2492LG-VM or VMDG505 or Compal Broadband Networks CH7465)XFINITY XB3 (ARRIS TG1682G, Cisco DPC3939, Cisco DPC3941B, Cisco DPC3941T) XFINITY XB6-A (ARRIS TG3482G)XFINITY XB7 (ARRIS TG4482), Note: the XFINITY XB6-T (Technicolor CGM4140COM) uses a Broadcom chipset, it is safeNote: the XFINITY XB7 (Technicolor CGM4331COM) uses a Broadcom chipset, it is safe. Welcome to the Intel Puma 6 modem list chipset defects explanation page. Note: not all Intel Puma chipset modems will have an Intel logo on the front of the modem package. At least you do not have the Hitron E31N2V1 or Hitron EN2251 models as they do contain the Intel Puma chipset. This IP address 52.191.163.105 has been blocked for unusual usage patterns Looking at the cable modem package is the easiest way to find if a modem is potentially defective. Most cable modems with Intel's Puma 6 chip sets are effected. Intel Puma 6 CPUs drop around 6% of network packets The problem appears to be with the modem's Intel Puma 6 CPU, which takes too much … CM700 and Puma 6 I recently purchased a CM 700 modem as an upgrade to my aging 8x2 modem but I just realized the new modem has the Puma 6 chipset. According to Intel, the issue impacted a family of DOCSIS modems and gateways that were powered by the Puma 5, Puma 6 and Puma 7 series of chips. Network jitter (variable latency) also causes problems.The Puma 6 modems suffer from both latency and jitter. Some firmware updates have only temporarily fixed the problem and it seems Intel has no real fix for the issue. Virgin Media HUB3.0 uses the Puma 6 chipset, which is based on an Atom chipset from Intel. Unusual access, broadband news, information and community. Skip any potential problems now and go with another approved cable modem for your internet service provider (without Intel inside). Start your Free 30-Day Trial of Amazon Prime, Schubert Jonckheer & Kolbe Puma 6 Chipset Defect, Motorola MB7420 (16×4) DOCSIS 3.0 Cable Modem, Motorola MB8600 (32×8) DOCSIS 3.1 Cable Modem, NETGEAR CM500 (16×4) DOCSIS 3.0 Cable Modem, NETGEAR CM1200 (32×8) DOCSIS 3.1 Cable Modem, TP-Link Archer A6 AC1200 Smart WiFi Router, TP-Link Archer A7 AC1750 Smart WiFi Router, TP-Link Archer AX21 AX1800 WiFi 6 Smart Router, ARRIS SURFboard SB8200 (32×8) DOCSIS 3.1 Cable Modem. Closest device found was the Ubee E31U2V1 (one of the model numbers listed on the data sheet, but no chipset pictured). If you own one of the affected modems (listed below), you can file your issues and get alerts to any possible legal action against Intel and the cable modem brands (particularly ARRIS). On the Schubert Jonckheer & Kolbe Puma 6 Chipset Defect page, you can check out the full lawsuit details. While it was designed to spot a Intel Puma 6 - it shows any variations in latency on a network in a great simple to look at graphic. Failing to listen to reports from their trialists of latency issues, failing to roll out firmware improvments in a timely manner, and failing to provide alternative hardware without the problem is entirely on virgin media. Posted February 12, 2017 Intel's Puma 6 chipset, used in gigabit broadband modems around the world, suffers from latency jitter so bad it ruins online gaming and other real-time connections. The Schubert Jonckheer & Kolbe law firm has begun an investigation into the issues and has filed a class action lawsuit for consumers of affected modems. If you’ve ever run a speed test and noticed slight delays or glitches during the actual test or certain points in which your speed meter stops for a second or drops down, then you may be the victim of latency or a bad modem with the Puma 6 chip. Simply follow instructions on the page. Network jitter (variable latency) also causes problems. If you have one of these and notice inconsistent speed (latency spikes), you … Bitcoin price suddenly surges to 3-year high, Looking for an ATX mobo/CPU/RAM combo to work with existing GFX card. 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Only the Intel Puma 6 and Puma 7 chipsets are bad. Cable Modems with Puma 6 Chipset and Latency Issues. These severe network latency spikes interfere with online gaming, streaming video, or simply surfing the web. It shows a a nice large image of a Broadcom BCM3380 chipset. These severe network latency spikes interfere with online gaming, streaming video, or simply surfing the web. Reports on multiple websites and forums indicate that these cable modems suffer from "latency jitter so bad it ruins online gaming and other real-time connections." :), Intel Atom-based Puma 6 Modem Chipset has Severe Latency Issues, Many Cable Modems Affected, Intel Core i9-11900K CPU-Z Benchmark Score Leaks, Intel 14 nm Node Compared to TSMC's 7 nm Node Using Scanning Electron Microscope, Alleged Intel Sapphire Rapids Xeon Processor Image Leaks, Dual-Die Madness Showcased, Intel 10th Generation Comet Lake Desktop Processors and 400-Series Chipsets Announced, Here's what's New, Intel Core i7-10700K Features 5.30 GHz Turbo Boost, Intel Core i7-11700K "Rocket Lake" CPU Outperforms AMD Ryzen 9 5950X in Single-Core Tests, Intel 7nm CPUs Delayed by a Year, Alder Lake in 2H-2021, Other Commentary from Intel Management, Intel "Alder Lake-S" Due for September 2021, At Stock All-Core Boost, i9-11900KF "Rocket Lake" Hits 98°C with 360mm AIO CLC Under Stress, Intel CEO Bob Swan to Step Down Effective February, Intel's buggy Puma 6 chipset earns Arris a gigabit-modem lawsuit, www.theregister.co.uk/2016/12/03/intel_puma_chipset_firmware_fix/, Crazy seeing the mining operations in reddit. While one of the Do Not Buy modems may work fine for your use, using a device known to have a serious issue involves risk. DSLReports Puma 6 test. Click here to jump to the Do Not Buy Intel Puma 6 modem list. GC has a modified latency I, with expression of EBNA1 and LMP2A but not the EBV oncogenes EBNA2, EBNA3s, and LMP1. That was the case with me and my latest experience with my ISP rented modem, which I recently upgraded to support higher speeds. Motorola MB7420 (16×4) DOCSIS 3.0 Cable Modem $59, Motorola MB8600 (32×8) DOCSIS 3.1 Cable Modem $150, NETGEAR CM500 (16×4) DOCSIS 3.0 Cable Modem $63, NETGEAR CM1200 (32×8) DOCSIS 3.1 Cable Modem $180, TP-Link Archer A6 AC1200 Smart WiFi Router $43, TP-Link Archer A7 AC1750 Smart WiFi Router $57, TP-Link Archer AX21 AX1800 WiFi 6 Smart Router $100, ARRIS SURFboard SB8200 (32×8) DOCSIS 3.1 Cable Modem $149. Not even the FCC database was much help. All they've been able to do is reduce the frequency of what amount to 200 ms lag spikes at the gateway. In that case, I'll … Is a modem missing on this list? The Linksys CM3008 is also Puma-based model. Modem Router Combos Best Sellers at Amazon, Whole Home & Mesh WiFi Systems Best Sellers at Amazon. There are mitigations that have been put in place by intel, but the core issue of the increased latency every so often can never be fixed. This list contains residential modems, business modems, and non-certified modems (ISPs may not not approve these devices in your local region). Here are just a few devices with PUMA 6 chipsets which … EBNA1 and two EBV-encoded small RNAs (EBERs) are expressed in all three latency types , . This means that information you receive over the internet might be delayed (100's of milleseconds). Yes, the Cisco DPQ3925 contains a Broadcom chipset, so it is safe to use. If you see an Intel logo on the box, stay away from it. Russ, the DPQ3925 is more than a decade old device, so hopefully no one is using this modem anyway. Intel Puma 7 chipset modems are also included in the list. Intel has confirmed the defect, stating that the company is "aware of an issue with the Puma 6 system-on-chip software that impacts latency," but after numerous months, has failed to release any update that fixes the issue. Have all the latency and hardware issues been fixed with the current 700 models or should I get a different modem, such as the CM 600? However, to show complete approved modem lists for each internet service provider, modems listed for each company may contain bad modems too. Intel’s Puma 6 chipset included in several cable modems is defective as it allows high spikes in network latency quite often (slow web page loading, for example). I just wanted to comment here, in case someone comes looking. These modems might have latency issues. ApprovedModemList.com will display warnings for potentially defective Puma chipset modems. WOW between this and the Atom c2000 issues :slap: And seems like they have a costly class action lawsuit coming their way, at least the modem maker o_O, ... issue has been out since mid 2016 or so.. :), I assume it's not because the CPU is slow as such, just that it's configured very badly. insideGadgets shows a teardown for the Australian version of the Cisco DPQ3925-X modem. The cable modem may work properly for a few weeks and then problems could occur later. In my case, I have the Hitron CDA3. Some firmware updates have only temporarily fixed the problem and it seems Intel has no real fix for the issue. If you’re not as lucky, you may get a modem with a PUMA chipset. A simple, easy and fast single test is the Puma 6 test at DSLReports. Network jitter (variable latency) also causes problems. Similar activity is apparent in the loliginid Doryteuthis opalescens , but only after chronic denervation of chromatophores for 5–7 days. The modem will more than pay for itself after just a few months of use. Puma 6 chipsets make sure that the networking latency varies from 2 seconds to even 0.001 second or even more. Intel’s Puma 6 chipset included in several cable modems is defective as it allows high spikes in network latency quite often (slow web page loading, for example). The bug that first showed up on the Puma 5 chipset is also causing latency problems on the Puma 6 and 7 chipsets..Puma 6 and 7 use the x86 atom cores vs the arm11 in Puma 5 so it could be a the dedicated packet-handling electronics wrapped around the CPU coress or a firmware code shared across the platforms causing the issue. ApprovedModemList.com will no longer recommend any Intel Puma 6 cable modem on this site. There are a couple of references to Broadcom chipsets on other sites (listed below). The 4UV supports 1 PCIe 3.0 x16 host connection to 5 PCIe 3.0 x16 slots with one 1m cables to the host server. Thanks for the comment, Brian. *Just. there's a DoS-vulnerability there that's pretty easy to exploit. Does Palit still make good graphics cards? Some cable modems are made with a chipset from Intel, called Puma 6. No-one is disputing this. Consequently, these bad internet connections landed cable modem maker ARRIS in trouble with a pending lawsuit filed in California. Below target temps with Aorus Engine 'auto overclocking,' am I doing it wrong? Seemingly chaotic waves of spontaneous chromatophore activity occur in the ommastrephid squid D osidicus gigas in the living state and immediately after surgical disruption of all known inputs from the central nervous system. Does the EU2251 (Ubee) modem have the Puma chipset? While Intel has issues with the Puma chipsets, Broadcom chipsets (produced by Broadcom Inc.) suffer no troubles at all. is the puma 6 chipset flaw fixed: No, it can never be truly fixed, as its an actual hardware flaw, and it can never be fully patched out. Users may want to contact there modem Mfrs if they are having problems with effected modems. Since the Ubee EU2251 seems to be exclusive to Spectrum, there is not a lot of info on this device. Surprised to see this mentioned here to be honest. As covered in detail by El Reg in December, the Arris SB6190 was among home gateways using a buggy Intel Puma 6 chipset that was prone to high latency under certain circumstances. Pre-owned modems are not recommended as they may not have been deactivated from the previous users’ ISP account. Eliminate the monthly rental fee that your ISP charges you by purchasing your own modem. ... maintenance because if they're still bad then the ARRIS TG1682G can be added to the list of modems which have this Puma 6 issue. Reports of the Puma 7 chipsets may also be defective, so the best thing to do is avoid any cable modem with Intel inside. This issue is applicable to ALL modems with Intel Puma 6 or 7 chipsets. Since we can only use approved modem models, there isn't really anything we can do here to avoid the issue. Netgear's modem doesn't use the same Intel Puma 6 chipset that's been blamed for latency issues with some other high-speed modems, such as the Arris Surfboard SB6190. Your result should be a even green, variations in color indicate jitter. Cable modems containing Intel's Puma 6 chipset that may be affected include: Arris SB6190 Arris TG1672G Noctua changed coldplate quality, or just a one-off? Followers 2. Sometimes as a news reporter, a story drops right into your lap. *, Right... wasnt trying to take anything away, just add a point this has been an issue for nearly a year at this point. These severe network latency spikes interfere with online gaming, streaming video, or simply surfing the web. The most common seem to be the TM1602, but here’s a longer list of the notorious PUMA 6 modems. The CM3008 is an older modem, so it uses an older Puma chipset. Please leave a comment below. Arris said it is working with Intel on a firmware fix for the SURFboard SB6190, a DOCSIS 3.0 cable modem with Intel’s Puma 6 chip, that has been the subject of complaints about jitter and latency. No, Puma 6 never gained all that much traction and some of its vulnerabilities were never addressed, like e.g. The Puma 6 chipset’s main issue was high spikes in network latency & network jitter, which causes slow web page loading. It not only caused an issue with web surfing but also online gaming and streaming. Therefore, read the Intel Puma 6 modem list below to avoid purchasing a possibly defective modem. As covered in detail by El Reg in December, the Arris SB6190 was among home gateways using a buggy Intel Puma 6 chipset that was prone to high latency under certain circumstances. EBV latency is classified into three types (I, II, and III) depending on the pattern of latent gene expression . Being in Canada, most if not all of the DOCSIS 3.0 modems available from the major cable internet providers here use the Puma 6 chipset. My Setup (Cable 1Gbps/50Mbps)>CM1200 v2.02.03(LAG Disabled)>RBK853 v3.2.17.12 A Chipzilla spokesperson confirmed to The Register on Tuesday that a TCP/UDP latency issue that makes home and business gateways powered by Puma 6 processors trivial to knock offline is also present in the Puma 5 and Puma 7 lines.