EPYC 9654 vs Phenom X4 9950 BE (140W)

Primary details

Comparing Phenom X4 9950 BE (140W) and EPYC 9654 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot rated5
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data1.30
Market segmentDesktop processorServer
Seriesno dataAMD EPYC
Power efficiencyno data19.42
Architecture codenameAgena (2007−2008)Genoa (2022−2023)
Release dateMarch 2008 (16 years ago)10 November 2022 (1 year ago)
Launch price (MSRP)no data$11,805

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Phenom X4 9950 BE (140W) and EPYC 9654 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores4 (Quad-Core)96
Threads4192
Base clock speedno data2.4 GHz
Boost clock speed2.6 GHz3.7 GHz
Multiplierno data24
L1 cache128 KB (per core)64K (per core)
L2 cache512 KB (per core)1 MB (per core)
L3 cache2 MB (shared)384 MB (shared)
Chip lithography65 nm5 nm, 6 nm
Die size285 mm212x 72 mm2
Number of transistors450 million78,840 million
64 bit support++
Windows 11 compatibility-no data
Unlocked multiplier+-

Compatibility

Information on Phenom X4 9950 BE (140W) and EPYC 9654 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration12
SocketAM2+SP5
Power consumption (TDP)140 Watt360 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Phenom X4 9950 BE (140W) and EPYC 9654. You'll probably need this information if you require some particular technology.

AES-NI-+
AVX-+
Precision Boost 2no data+

Virtualization technologies

Virtual machine speed-up technologies supported by Phenom X4 9950 BE (140W) and EPYC 9654 are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Phenom X4 9950 BE (140W) and EPYC 9654. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesno dataDDR5-4800
Maximum memory sizeno data6 TiB
Maximum memory bandwidthno data460.8 GB/s

Peripherals

Specifications and connection of peripherals supported by Phenom X4 9950 BE (140W) and EPYC 9654.

PCIe versionno data5.0
PCI Express lanesno data128

Pros & cons summary


Physical cores 4 96
Threads 4 192
Chip lithography 65 nm 5 nm
Power consumption (TDP) 140 Watt 360 Watt

Phenom X4 9950 BE (140W) has 157.1% lower power consumption.

EPYC 9654, on the other hand, has 2300% more physical cores and 4700% more threads, and a 1200% more advanced lithography process.

We couldn't decide between Phenom X4 9950 BE (140W) and EPYC 9654. We've got no test results to judge.

Note that Phenom X4 9950 BE (140W) is a desktop processor while EPYC 9654 is a server/workstation one.


Should you still have questions on choice between Phenom X4 9950 BE (140W) and EPYC 9654, ask them in Comments section, and we shall answer.

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AMD Phenom X4 9950 BE (140W)
Phenom X4 9950 BE (140W)
AMD EPYC 9654
EPYC 9654

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