Ryzen 5 2500X vs Athlon 850

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Primary details

Comparing Athlon 850 and Ryzen 5 2500X processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot rated1109
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorDesktop processor
Seriesno dataAMD Ryzen 5
Power efficiencyno data8.68
Architecture codenameThunderbird (1999−2000)Zen+ (2018−2019)
Release date11 February 2000 (24 years ago)1 October 2018 (6 years ago)
Launch price (MSRP)$849no data

Detailed specifications

Athlon 850 and Ryzen 5 2500X 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 cores1 (Single-Core)4 (Quad-Core)
Threads18
Base clock speedno data3.6 GHz
Boost clock speed0.85 GHz4 GHz
Bus rateno data4 × 8 GT/s
Multiplierno data36
L1 cache128 KB96K (per core)
L2 cache512 KB512K (per core)
L3 cache0 KB16 MB (shared)
Chip lithography180 nm12 nm
Die size102 mm2192 mm2
Maximum case temperature (TCase)70 °Cno data
Number of transistors22 million4,800 million
64 bit support-+
Windows 11 compatibility-+
Unlocked multiplier-+

Compatibility

Information on Athlon 850 and Ryzen 5 2500X 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 (Uniprocessor)
SocketAAM4
Power consumption (TDP)45 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Athlon 850 and Ryzen 5 2500X. 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 Athlon 850 and Ryzen 5 2500X are enumerated here.

AMD-V-+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Athlon 850 and Ryzen 5 2500X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR1DDR4 Dual-channel
Maximum memory sizeno data64 GB
Max memory channelsno data2
Maximum memory bandwidthno data46.933 GB/s
ECC memory support-+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardN/A-

Peripherals

Specifications and connection of peripherals supported by Athlon 850 and Ryzen 5 2500X.

PCIe versionno data3.0
PCI Express lanesno data20

Pros & cons summary


Recency 11 February 2000 1 October 2018
Physical cores 1 4
Threads 1 8
Chip lithography 180 nm 12 nm
Power consumption (TDP) 45 Watt 65 Watt

Athlon 850 has 44.4% lower power consumption.

Ryzen 5 2500X, on the other hand, has an age advantage of 18 years, 300% more physical cores and 700% more threads, and a 1400% more advanced lithography process.

We couldn't decide between Athlon 850 and Ryzen 5 2500X. We've got no test results to judge.


Should you still have questions on choice between Athlon 850 and Ryzen 5 2500X, ask them in Comments section, and we shall answer.

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AMD Athlon 850
Athlon 850
AMD Ryzen 5 2500X
Ryzen 5 2500X

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Community ratings

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4.3 162 votes

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