Xeon 6979P vs Athlon II X4 651

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Primary details

Comparing Athlon II X4 651 and Xeon 6979P processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1830not rated
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorServer
Power efficiency2.14no data
Architecture codenameLlano (2011−2012)Granite Rapids (2024)
Release date14 November 2011 (13 years ago)24 September 2024 (less than a year ago)

Detailed specifications

Athlon II X4 651 and Xeon 6979P 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)120
Threads4240
Base clock speed3 GHz2.1 GHz
Boost clock speed3 GHz3.9 GHz
L1 cache128 KB (per core)112 KB (per core)
L2 cache1 MB (per core)2 MB (per core)
L3 cache0 KB504 MB (shared)
Chip lithography32 nm5 nm
Die size228 mm2no data
Maximum case temperature (TCase)no data80 °C
Number of transistors1,178 millionno data
64 bit support++
Windows 11 compatibility-no data

Compatibility

Information on Athlon II X4 651 and Xeon 6979P 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
SocketFM17529
Power consumption (TDP)100 Watt500 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Athlon II X4 651 and Xeon 6979P. You'll probably need this information if you require some particular technology.

AES-NI-+
AVX-+
Enhanced SpeedStep (EIST)no data+
TSX-+

Security technologies

Athlon II X4 651 and Xeon 6979P technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Athlon II X4 651 and Xeon 6979P are enumerated here.

AMD-V+-
VT-dno data+
VT-xno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Athlon II X4 651 and Xeon 6979P. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR5

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataN/A

Peripherals

Specifications and connection of peripherals supported by Athlon II X4 651 and Xeon 6979P.

PCIe versionno data5.0
PCI Express lanesno data96

Pros & cons summary


Recency 14 November 2011 24 September 2024
Physical cores 4 120
Threads 4 240
Chip lithography 32 nm 5 nm
Power consumption (TDP) 100 Watt 500 Watt

Athlon II X4 651 has 400% lower power consumption.

Xeon 6979P, on the other hand, has an age advantage of 12 years, 2900% more physical cores and 5900% more threads, and a 540% more advanced lithography process.

We couldn't decide between Athlon II X4 651 and Xeon 6979P. We've got no test results to judge.

Note that Athlon II X4 651 is a desktop processor while Xeon 6979P is a server/workstation one.


Should you still have questions on choice between Athlon II X4 651 and Xeon 6979P, ask them in Comments section, and we shall answer.

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AMD Athlon II X4 651
Athlon II X4 651
Intel Xeon 6979P
Xeon 6979P

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Community ratings

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3.9 186 votes

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4.5 8 votes

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Questions & comments

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