Phenom X4 9950 BE (125W) vs Ryzen Threadripper PRO 5955WX

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Primary details

Comparing processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking204not rated
Place by popularitynot in top-100not in top-100
Market segmentServerDesktop processor
SeriesAMD Ryzen Threadripperno data
Power efficiency4.18no data
DesignerAMDAMD
ManufacturerTSMCno data
Architecture codenameChagall PRO (2022)Agena (2007−2008)
Release date8 March 2022 (3 years ago)October 2008 (17 years ago)

Detailed specifications

Ryzen Threadripper PRO 5955WX and Phenom X4 9950 BE (125W) 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 cores16 (Hexadeca-Core)4 (Quad-Core)
Threads324
Base clock speed4 GHzno data
Boost clock speed4.5 GHz2.6 GHz
Multiplier40no data
L1 cache64K (per core)128 KB (per core)
L2 cache512K (per core)512 KB (per core)
L3 cache64 MB2 MB (shared)
Chip lithography7 nm65 nm
Die size4x 81 mm2285 mm2
Maximum case temperature (TCase)95 °Cno data
Number of transistors16,600 million450 million
64 bit support++
Windows 11 compatibility+-
Unlocked multiplier-+

Compatibility

Information on Ryzen Threadripper PRO 5955WX and Phenom X4 9950 BE (125W) 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 configuration11
SocketWRX8AM2+
Power consumption (TDP)280 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen Threadripper PRO 5955WX and Phenom X4 9950 BE (125W). You'll probably need this information if you require some particular technology.

AES-NI+-
AVX+-

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen Threadripper PRO 5955WX and Phenom X4 9950 BE (125W) are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen Threadripper PRO 5955WX and Phenom X4 9950 BE (125W). Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-3200no data
Maximum memory size2 TiBno data
Maximum memory bandwidth204.8 GB/sno data

Peripherals

Specifications and connection of peripherals supported by Ryzen Threadripper PRO 5955WX and Phenom X4 9950 BE (125W).

PCIe version4.0no data
PCI Express lanes128no data

Pros & cons summary


Physical cores 16 4
Threads 32 4
Chip lithography 7 nm 65 nm
Power consumption (TDP) 280 Watt 125 Watt

Ryzen Threadripper PRO 5955WX has 300% more physical cores and 700% more threads, and a 828.6% more advanced lithography process.

Phenom X4 9950 BE (125W), on the other hand, has 124% lower power consumption.

We couldn't decide between AMD Ryzen Threadripper PRO 5955WX and AMD Phenom X4 9950 BE (125W). We've got no test results to judge.

Be aware that Ryzen Threadripper PRO 5955WX is a server/workstation processor while Phenom X4 9950 BE (125W) is a desktop one.

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AMD Ryzen Threadripper PRO 5955WX
Ryzen Threadripper PRO 5955WX
AMD Phenom X4 9950 BE (125W)
Phenom X4 9950 BE (125W)

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Community ratings

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3.7 34 votes

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3.4 51 votes

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