AMD announces Zen 5 CPUs at Computex 2024 - releases in July; extends AM5 platform support to 2027+

anonpuffs

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AMD today announced its much awaited Ryzen 9000 series desktop processors. Built in the Socket AM5 package, and drop-in compatible with all current AM5 motherboards with a BIOS update, the processors are based on the new "Zen 5" CPU microarchitecture. The operational part of the processor, the CPU complex dies (CCDs), are built on the 4 nm process, wired to a 6 nm I/O die. AMD didn't get down into the nuts and bolts of the microarchitecture, but briefly mentioned an impressive 16% IPC increase over "Zen 4." Coupled with the fact that the first wave of processors lack 3D V-cache and can sustain higher boost frequencies and TDP, processors in the series should beat the Ryzen 7 7800X3D in gaming performance, which also means that AMD has beaten the 14th Gen Core "Raptor Lake Refresh" processor series by a significant margin.

The 16% IPC increase over "Zen 4" is backed by branch prediction improvements, wider pipelines and vectors, and deeper window sizes across the core design, for more parallelism. The core also features doubling in instruction bandwidth for front-end instructions, FPU to L1, and L1 to L2 data bandwidth, and a redesigned FPU to double AI performance and AVX512 throughput. The company hasn't put out a block design for "Zen 5," and we'll learn more about it in the run-up to the market availability of these chips some time in July 2024.
anandtech
During AMD's Computex 2024 kick-off keynote, AMD's CEO, Dr. Lisa Su, officially unveiled and announced the company's next generation of Ryzen processors. Today marks the first unveiling of AMD's highly anticipated Zen 5 microarchitecture via the Ryzen 9000 series, which is set to bring several advancements over Zen 4 and the Ryzen 7000 series for desktop PCs, which will launch sometime in July 2024.


AMD has unveiled four new chip SKUs using its Zen 5 microarchitecture. The AMD Ryzen 9 9950X processor will be the new consumer flagship part, featuring 16 CPU cores and a speedy 5.7 GHz maximum boost frequency. The other SKUs include, 6, 8, and 12 core parts, giving users a varied combination of core and thread counts. All four of these initial chips will be X-series chips, meaning they will have an unlocked multipliers and higher TDPs/clockspeeds.


In regards to performance, AMD is touting an average (geomean) IPC increase in desktop workloads for Zen 5 of 16%. And with the new desktop Ryzen chips' turbo clockspeeds remaining largely identical to their Ryzen 7000 predecessors, this should translate into similar performance expectations for the new chips.


The AMD Ryzen 9000 series will also launch on the AM5 socket, which debuted with AMD's Ryzen 7000 series and marks AMD's commitment to socket/platform longevity. Along with the Ryzen 9000 series will come a pair of new high-performance chipsets: the X870E (Extreme) and the regular X870 chipsets. The fundamental features that vendors will integrate into their specific motherboards remain tight-lipped. Still, we do know that USB 4.0 ports are standard on the X870E/X870 boards, along with PCIe 5.0 for both PCIe graphics and NVMe storage, with higher AMD EXPO memory profile support expected than previous generations.

AMD Ryzen 9000: Bringing Up to 16C/32T of Zen 5 to Desktop​


Zen 5 is AMD's latest advancement in Ryzen microarchitecture. While AMD hasn't disclosed many technical details, we know some of the brand-new features that Zen 5 will offer.


AMD Desktop CPU Generations
AnandTechRyzen 9000
(Granite Ridge)
Ryzen 7000
(Raphael)
Ryzen 5000
(Vermeer)
CPU ArchitectureZen 5Zen 4Zen 3
CPU CoresUp to 16C / 32TUp To 16C / 32TUp To 16C / 32T
GPU ArchitectureRDNA2RDNA2N/A
GPU Cores22N/A
MemoryDDR5-5600DDR5-5200DDR4-3200
PlatformAM5AM5AM4
CPU PCIe Lanes24x PCIe 5.024x PCIe 5.024x PCIe 4.0
Manufacturing ProcessCCD: TSMC N4
IOD:TSMC N6
CCD: TSMC N5
IOD: TSMC N6
CCD: TSMC N7
IOD: GloFo 12nm

Looking at architectural differences between the last couple of generations (Zen 4 and Zen 3) and Zen 5, we know that AMD uses a new manufacturing process for its Ryzen 9000 desktop chips. While many have touted and speculated that Zen 5 for desktops will be built on one of TSMC's N3 (3 nm) nodes, some of our sources are saying that the Zen 5 CCD will be fabbed on TSMC N4 – though we are awaiting official confirmation about this (Update: And TSMC 4nm is now confirmed for the consumer Ryzen CCD). Furthermore, AMD's mobile counterpart offering, the Ryzen AI 300 series (Strix Point) has been confirmed for 4nm, and we've yet to see an AMD desktop CPU die produced on a more advanced node than its mobile counterpart.
AMD Ryzen 9000 Series Processors
Zen 5 Microarchitecture (Granite Ridge)
AnandTechCores /
Threads
Base
Freq
Turbo
Freq
L2
Cache
L3
Cache
TDPMSRP
Ryzen 9 9950X16C / 32T4.3GHz5.7GHz16 MB64 MB170 WTBC
Ryzen 9 9900X12C / 24T4.4GHz5.6GHz12 MB64 MB120 WTBC
Ryzen 7 9700X8C / 16T3.8GHz5.5GHz8 MB32 MB65 WTBC
Ryzen 5 9600X6C / 12T3.9GHz5.4GHz6 MB32 MB65 WTBC
AMD COMPUTEX CLIENT PRESS DECK-01-01 (14).png
AMD COMPUTEX CLIENT PRESS DECK-01-01 (12).png
 
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anonpuffs

anonpuffs

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Pretty interesting that they managed to increase perf/watt so much that they dropped the TDP on the 6 and 8 core parts from 105w to 65w, and the 12core from 170w to 120w.
 

ethomaz

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IPC increase looks better than previous Zen… even if it is AMD estimates it is still good.

Zen to Zen2: 3%
Zen2 to Zen3: 15%
Zen3 to Zen4: 13%

That gives an increase in performance around 62% in the last 7 years.
 

Gamernyc78

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