i486SX2-66 vs Xeon E5-2650 v3

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Primary details

Comparing Xeon E5-2650 v3 and i486SX2-66 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking983not rated
Place by popularitynot in top-100not in top-100
Market segmentServerLaptop
Seriesno dataIntel 80486
Power efficiency6.69no data
Architecture codenameHaswell-EP (2014−2015)80486 (1989)
Release date8 September 2014 (10 years ago)no data

Detailed specifications

Xeon E5-2650 v3 and i486SX2-66 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 cores10 (Deca-Core)1 (Single-Core)
Threads20no data
Base clock speed2.3 GHzno data
Boost clock speed3 GHz0.07 GHz
Bus typeno dataFSB
Bus rate9.6 GT/s33 MT/s
Multiplierno data2
L1 cache64K (per core)8 KB
L2 cache256K (per core)no data
L3 cache25 MB (shared)no data
Chip lithography22 nm800 nm
Die size356 mm2no data
Maximum core temperature79 °Cno data
Number of transistors2,600 million1 Million
64 bit support+-
Windows 11 compatibility-no data

Compatibility

Information on Xeon E5-2650 v3 and i486SX2-66 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 configuration2no data
SocketFCLGA2011no data
Power consumption (TDP)105 Wattno data

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-2650 v3 and i486SX2-66. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® AVX2no data
AES-NI+-
AVX+-
vPro+no data
Enhanced SpeedStep (EIST)+no data
Turbo Boost Technology2.0no data
Hyper-Threading Technology+no data
Idle States+no data
Thermal Monitoring+-
Flex Memory Access-no data
Demand Based Switching+no data
PAE46 Bitno data

Security technologies

Xeon E5-2650 v3 and i486SX2-66 technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data
EDB+no data
Secure Key+no data
OS Guard+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-2650 v3 and i486SX2-66 are enumerated here.

VT-d+no data
VT-x+no data
EPT+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-2650 v3 and i486SX2-66. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-1600, DDR4-1866, DDR4-2133no data
Maximum memory size768 GB4 GB
Max memory channels4no data
Maximum memory bandwidth68 GB/sno data
ECC memory support+-

Peripherals

Specifications and connection of peripherals supported by Xeon E5-2650 v3 and i486SX2-66.

PCIe version3.0no data
PCI Express lanes40no data

Pros & cons summary


Physical cores 10 1
Chip lithography 22 nm 800 nm

Xeon E5-2650 v3 has 900% more physical cores, and a 3536.4% more advanced lithography process.

We couldn't decide between Xeon E5-2650 v3 and i486SX2-66. We've got no test results to judge.

Be aware that Xeon E5-2650 v3 is a server/workstation processor while i486SX2-66 is a notebook one.


Should you still have questions on choice between Xeon E5-2650 v3 and i486SX2-66, ask them in Comments section, and we shall answer.

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Intel Xeon E5-2650 v3
Xeon E5-2650 v3
Intel i486SX2-66
i486SX2-66

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