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AMD Announces the 7th Generation AMD PRO Processors

AMD at the Canalys Channels Forum announced the first PCs featuring 7th Generation AMD PRO APUs (formerly codenamed "Bristol Ridge PRO"). Built for business, AMD PRO APUs deliver increased computing and graphics performance, improved energy efficiency, while providing a secure and stable platform to protect customers' IT investments.

"In the past two years we made incredible progresses in the commercial client segment. Since its inception in mid-2014, AMD PRO processor unit shipments increased more than 45 percent enabling businesses all over the world to simplify IT with secure, high performance, reliable solutions" said Jim Anderson, senior vice president and general manager, Computing and Graphics Business, AMD. "We are thrilled to have PC market leaders like HP and Lenovo expanding their use of AMD technology in their business client portfolios."

AMD Aggressively Clearing Inventory to Make Room for ZEN

AMD is reportedly "aggressively clearing" its inventories of current-generation processors, such products in the AM3+ and FM2+ packages; to make room for next-generation processors based on the "ZEN" architecture, and new 7th generation A-series "Bristol Ridge" APUs, both of which are built in the new socket AM4 package. You should be able to find AMD FX CPUs at attractive prices, so current 4-core and 6-core users could be lured to upgrade to faster 8-core chips, including those featuring the company's Wraith silent CPU cooler.

Taiwan industry observer DigiTimes reports that AMD will launch its next-generation "ZEN" processors, and motherboards based on the high-end X370 chipset, alongside the 2017 International CES expo, in early January. 2017 promises to be a big year for the company as it's not only attempting to regain competitiveness in the performance desktop CPU space, but also high-end graphics, with its Radeon "VEGA" family.

GIGABYTE AMD B350 Socket AM4 Motherboard Pictured

Here are some of the first pictures of a socket AM4 motherboard by GIGABYTE. Positioned as an entry-mainstream offering by the company to launch with AMD's 7th generation A-series "Bristol Ridge" APUs, while being ready for upcoming "ZEN" based CPUs and APUs, this board appears to be based on AMD B350 chipset, the company's mid-tier socket AM4 chipset alongside the entry-level A320 and enthusiast-segment X370. This board appears to feature a rectangular CPU cooler retention-module like older AMD sockets. Could the "square" bolt-type RM we spotted on OEM boards, as well as AMD's own platform demonstrator board not make it to the DIY segment?

This unnamed (label not clearly pictured) motherboard is built in the micro-ATX form-factor, drawing power from 24-pin ATX and 8-pin EPS power connectors. It uses a 7-phase CPU VRM. AMD appears to have introduced new voltage domains with AM4, probably because these are full-fledged SoCs, with core-logic completely integrated. The board features four DDR4 DIMM slots, and PCI-Express gen 3.0 slots. The B350 chipset wires to the SoC over PCI-Express gen 3.0, and puts out additional downstream general-purpose PCIe gen 3.0 lanes, besides additional SATA 6 Gb/s and USB 3.1 ports.

HP Socket AM4 A320 Chipset OEM Motherboard Pictured

Here is perhaps the first picture of a socket AM4 motherboard up close. The HP "Willow" is a micro-ATX motherboard custom-designed by the company to deploy on several of its upcoming desktop PC models, offered initially with AMD A-series "Bristol Ridge" socket AM4 APUs. Since this is custom-built for desktops that will probably be sold under $500, the board is built to a cost. The board features AMD A320 chipset.

The picture reveals socket AM4 to have extremely fine pins, and feature a square bolt-type cooler retention mechanism similar to that of contemporary Intel sockets. It does away with the rectangular layout. The advantage of a square layout is that it allows you to orient your cooler in any direction. Since the core-logic is moved to the APU/CPU package, the remaining rump of what AMD refers to as "chipset," is just a PCIe multi-function chip that puts out additional SATA and USB ports. With its TDP under 5W, this chip can make do without a heatsink. Other noteworthy features include two DDR4 DIMM slots, a PCIe gen 3.0 x16 slot, a short M.2 slot, a couple of SATA 6 Gb/s ports, and basic connectivity.

AMD "ZEN" Mobile Chips En Route Q2-2017 Launch

AMD will follow up its Q1-2017 launch of socket AM4 desktop processors and APUs based on the "ZEN" microarchitecture, with single-chip mobile processors and APUs in the following quarter, according to an Expreview report. These solutions could take advantage of the fact that "ZEN" CPUs and APUs completely integrate platform core-logic (chipsets), even though on the desktop platform, AMD is launching the A320, B350, and X370 chipsets to expand connectivity given out by the SoCs.

With requirements for fewer M.2, SATA, and USB 3.0 ports on mobile platforms such as notebooks, designs that completely do away with the chipset should theoretically be possible, and the company could use this to score design wins. Intel currently offers CPU and PCH on single packages, as multi-chip modules (MCMs).

AMD Readies X370 High-end Chipset for "Summit Ridge" Processors

AMD is readying three motherboard chipsets for its next-generation socket AM4 desktop platform. With its 7th generation A-series "Bristol Ridge" APUs, the company launched the A320 mainstream and B350 premium motherboard chipsets, while keeping a better-endowed high-end chipset under the wraps, which makes its debut with the ZEN "Summit Ridge" processors. It turns out that this chipset is the AMD X370. The X370 chipset will debut with the first ZEN "Summit Ridge" processors along the sidelines of the 2017 International CES, next January.

AMD "Summit Ridge" desktop processors, much like the 7th generation A-series APUs they share the platform with, are SoCs, in that the chips combine the entire platform core-logic along with the CPU and its relevant uncore components. AMD is still giving this platform a sort of chipset, which adds to the number of SATA, USB, and general-purpose PCI-Express connectivity that the processor gives out. The AMD X370 should feature more 10 Gb/s USB 3.1 ports, SATA 6 Gb/s ports, 32 Gb/s M.2 or U.2 ports, and general-purpose PCIe lanes than what the B350 offers. This chipset should drive motherboards that are ready for multi-GPU setups.

AMD Unveils its 7th Generation A-Series Desktop APUs

AMD today unveiled its 7th generation A-series desktop APUs. Unlike its predecessors, the new chips are full-fledged SoCs, built in the new socket AM4 package, on which the company plans to launch its "Zen" processors. The 7th gen A-series APUs are based on the "Bristol Ridge" silicon, and are the first fully-integrated SoCs (systems-on-chip) from the company in the performance-desktop segment, in that the APU completely integrates the functionality of a motherboard chipset, including its FCH or southbridge.

This level of integration includes PCI-Express root-complex, USB 3.0, and storage interfaces such as SATA 6 Gb/s emerging directly from the AM4 socket. Some AM4 motherboards could still include a sort of "chipset," which expands connectivity options, such as USB 3.1 ports, additional SATA ports, and a few more downstream PCI-Express lanes. The amount of downstream connectivity and features decide the grade of the chipset. AMD is initially launching two chipsets, the A320 for the entry-level segment, and the B350 for mainstream desktops. The company plans to launch an even more feature-rich chipset at a later date (probably alongside ZEN "Summit Ridge" CPUs).

AMD ZEN Quad-Core Subunit Named CPU-Complex (CCX)

We've been chasing AMD Zen for a long time now. Our older report from April 2015 uncovered an important detail about component organization on Zen processors - the clumping of four CPU cores into a highly-specialized, possibly indivisible subunit referred to then, as the "Zen Quad-core Unit." Some of the latest presentations about the architecture, following AMD's "performance reveal" event from earlier this month, shed more light on this quad-core unit.

AMD is referring to the Zen quad-core unit as the CPU-Complex (CCX). Each CCX is a combination of four independent CPU cores. Unlike on "Bulldozer," a "Zen" core does not share any of its number-crunching machinery with neighboring cores. Each "Zen" core has a dedicated L2 cache of 512 KB, and four Zen cores share an 8 MB L3 cache. AMD will control core-counts by controlling CCX units. A "Summit Ridge" socket AM4 processor features two CCX units (making up eight cores in all), sharing a dual-channel DDR4 memory controller, and the platform core-logic (chipset), complete with an integrated PCI-Express root complex. Socket AM4 APUs will feature one CCX unit, and an integrated GPU in place of the second CCX. With this, AMD is able to bring the two diverse desktop platforms under one socket.

AMD Demos Breakthrough Performance of the ZEN CPU Core

At an event last night in San Francisco, AMD provided additional architectural details and a first look at the performance of its next-generation, high-performance "Zen" processor core. AMD demonstrated the "Zen" core achieving a 40% generational improvement in instructions per clock, delivering a landmark increase in processor performance.

During the event, AMD demonstrated an 8-core, 16-thread "Summit Ridge" desktop processor (featuring AMD's "Zen" core) outperforming a similarly configured 8-core, 16-thread Intel "Broadwell-E" processor when running the multi-threaded Blender rendering software with both CPUs set to the same clock speed. AMD also conducted the first public demonstration of its upcoming 32-core, 64-thread "Zen"-based server processor, codenamed "Naples," in a dual processor server running the Windows Server operating system.

AMD Reports 2016 Second Quarter Results

AMD (NASDAQ: AMD) today announced revenue for the second quarter of 2016 of $1,027 million, operating loss of $8 million, and net income of $69 million, or $0.08 per diluted share. Non-GAAP operating income was $3 million and non-GAAP net loss was $40 million, or $0.05 per share.

"In the second quarter we accomplished a significant milestone as we returned to non-GAAP operating profitability based on solid execution and strong demand for our semi-custom and graphics products," said Lisa Su, AMD president and CEO. "Based on the strength of our semi-custom products and demand for our latest Radeon RX GPUs and 7th Generation A-Series APUs, we are well positioned to drive growth and market share gains in the second half of the year."

AMD "Zen" Processor Integrated Chipset Has USB 3.1 Issues, Could Escalate Costs

With its next-generation processors and APUs based on the "Zen" micro-architecture, AMD is integrating the chipset into the processor/APU die, making motherboards entirely chipset-free. This on-die chipset, however, is rumored to be facing issues with its integrated USB 3.1 controllers, according to industry sources. AMD sourced the design for the integrated USB 3.1 controllers from ASMedia. The company has a tendency of sourcing integrated controller IP from third-party manufacturers (eg: its SATA controllers and port-multipliers in the past have been sourced from Silicon Image).

Motherboard manufacturers are noticing significant drops in USB 3.1 bandwidths with increase in circuit distances (think wiring running from the AM4 socket to USB 3.1 front-panel headers on the bottom-right corner of a motherboard). Board designers are reportedly having to use additional retimer and redriver chips to get acceptable bandwidths over such ports, and in some cases even entire USB 3.1 controllers, eating into the platform's PCIe budget and escalating costs.

AMD Socket AM4 Platform Demo Motherboard Pictured

AMD at its pre-Computex media event, showed off the first next-generation socket AM4 processor based on the 14 nm "Summit Ridge" silicon. That processor wasn't alone, it also came with a platform demonstrator for the company's industry partners, behind closed doors. This includes a platform demonstrator motherboard by AMD. Earlier this year, a Chinese tech-site caught a glimpse of this board. There's never anything glamorous about platform demo boards (from either AMD or Intel), they tend to be a haphazard bunch of slots and ports that max out the platform's feature-set. The same applies to this AM4 board.

The picture reveals a few big things about the AM4 socket, and the platform in general. To begin with, the 1331-pin PGA socket is somewhat the same size as AM3+, but likely features finer pins. It features CPU cooler retention holes in a "square" layout, rather than the rectangular layout that AMD has been using way back since socket 754. It will be interesting to see if these mount holes are compatible with any of Intel's sockets. The second and perhaps the biggest change of this platform, of course, is that the chipset is completely integrated with the processor, and so there's no chipset on the board. The processor socket wires out all the connections a southbridge, FCH, or PCH normally would, plus all the I/O of a northbridge (PCIe, memory, etc). The platform supports dual-channel DDR4 memory, and PCI-Express gen 3.0 across its PCIe budget.

AMD Confirms Key "Summit Ridge" Specs

AMD CEO Lisa Su, speaking at the company's Computex reveal held up the most important CPU product for the company, the new eight-core "Summit Ridge" processor. A posterboy of the company's new "Zen" micro-architecture, "Summit Ridge" is an eight-core processor with SMT enabling 16 threads for the OS to deal with, a massive 40% IPC increase over the current "Excavator" architecture, and a new platform based around the AM4 socket.

The AM4 socket sees AMD completely relocate the core-logic (chipset) to the processor's die. Socket AM4 motherboards won't have any chipset on them. This also means that the processor has an integrated PCI-Express gen 3.0 root complex, besides the DDR4 integrated memory controller. With the chipset being completely integrated, connectivity such as USB and SATA will be routed out of the processor. The AM4 socket is shared with another kind of products, the "Bristol Ridge" APU, which features "Excavator" CPU cores and a 512-SP GCN 1.2 iGPU.

Noctua Readies AMD Socket AM4 Upgrade Kit

Noctua is among the first CPU cooler manufacturers to develop a retention kit for the upcoming AMD socket AM4. There are three versions of this, compatible with all existing Noctua coolers, except D0 series and NH-L9i series. This means that even 10-year old heatsinks from Noctua should be able to cool next-gen AMD chips. Noctua will be giving these away for free to all existing customers (proof of purchase required).

AMD "Summit Ridge" Silicon Reserved for 8-core CPUs Initially

Sources tell Bits'n'Chips that AMD could use a common 8-core CPU die based on its upcoming "Zen" architecture over multiple CPU SKUs, at least initially. AMD will have two distinct kinds of processors, those with integrated graphics (APUs) based on the "Bristol Ridge" silicon, and those without integrated graphics (CPUs), based on the "Summit Ridge" silicon. Since products based on both the dies will use a common socket on the desktop (socket AM4), consumers looking for 2-4 CPU cores will be presented with APU options, while those looking for more powerful CPU solutions will be made to choose 8-core CPUs based on the "Summit Ridge" silicon.

AMD Outs "Bristol Ridge" APU Performance Numbers

Although AMD's upcoming socket AM4 heralds new lines of processors and APUs based on the company's next-generation "Zen" CPU micro-architecture, some of the first APUs will continue to be based the current "Excavator" architecture. The "Bristol Ridge" is one such chip. It made its mobile debut as the 7th generation A-Series and FX-Series mobile APUs, and is en route to the desktop platform, in the AM4 package. What sets the AM4 package apart from the FM2+ package, and in turn "Bristol Ridge" from "Carrizo" is that the platform integrates even the southbridge (FCH) into the APU die. This could explain the 1,331-pin count of the AM4 socket.

The "Bristol Ridge" silicon is likely built on the existing 28 nm process. That's not the only thing "current-gen" about this chip. Its CPU component consists of two "Excavator" modules that make up four CPU cores, with 4 MB total cache; and its integrated GPU will likely be based on the Graphics CoreNext 1.2 "Volcanic Islands" architecture, the same one which drives the "Tonga" and "Fiji" discrete GPUs. The integrated memory controller supports dual-channel DDR4 memory. In its performance benchmarks, an AM4 APU based on the "Bristol Ridge" silicon was pitted against older 6th generation APUs, in which it was found to be as much as 23 percent faster.

More AMD Socket AM4 Technical Details Emerge

More details of AMD's upcoming common socket for both its desktop APUs and high-end CPUs emerged from a recent article by Italian tech-site Bits-n-Chips. To begin with, AM4 will be an µOPGA (pin-grid array), in which the pins will continue to be located on the processor package, and contact points on the socket. The package will be square, and 40 mm in length, making it about as big as a current socket FM2+ package. It will have a pin-count of 1,331 pins, a big increase from the 942 pins of AM3+, and 906 pins of FM2+. AMD could continue to develop LGA sockets for its multi-socket capable Opteron processors based on the "Zen" architecture.

The AM4 platform layout will be functionally closer to that of the FM2+ than the AM3+. Besides the integrated memory controller, the northbridge will be entirely located on the processor die; and so the HyperTransport main system bus will be wired internally. Besides hundreds of electrical pins, the AM4 pin-map will consist of memory I/O, integrated graphics I/O, PCI-Express, and the chipset bus; besides other low-level system I/O interfaces. The memory controller on some of the first AM4 chips, such as "Summit Ridge," will natively support DDR4-2400 MHz, and DDR4-2933 MHz through overclocking.

AMD Socket AM4 to Transition "Excavator" and "Zen" Architecture

A lot is riding on AMD's upcoming desktop CPU socket, codenamed AM4. Some of the first motherboards based on this socket are expected to launch in March 2016. What makes the socket particularly interesting (and important) is that it's a transition point for AMD's two major CPU architecture generations - "Excavator" and "Zen." Excavator is an incremental upgrade of AMD's less than successful "Bulldozer" architecture, while "Zen" is its next major one. AM4 is also going to be a common socket for AMD's desktop APU and many-core CPUs.

Some of the first socket AM4 APUs could be "Bristol Ridge." Succeeding the company's "Carrizo" APUs, it will be available in both socket AM4, supporting DDR4 memory, and FP4, supporting both DDR3 and DDR4. This chip will implement "Excavator" CPU cores. In its AM4 avatar, "Bristol Ridge" will offer up to four CPU cores, with TDP ranging between 45W-65W, and with support for DDR4-2400 memory. Later in 2016, AMD could debut its first "Zen" multi-core CPUs, which feature the company's next-gen, performance-focused CPU cores.
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