Xeon E5-4620 v2 vs FX-4100

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Aggregate performance score

FX-4100
2011
4 cores / 4 threads, 95 Watt
1.71
Xeon E5-4620 v2
2014
8 cores / 16 threads, 95 Watt
6.27
+267%

Xeon E5-4620 v2 outperforms FX-4100 by a whopping 267% based on our aggregate benchmark results.

Primary details

Comparing FX-4100 and Xeon E5-4620 v2 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking20651085
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorServer
Power efficiency1.646.02
Architecture codenameZambezi (2011−2012)no data
Release date12 October 2011 (13 years ago)1 January 2014 (10 years ago)

Detailed specifications

FX-4100 and Xeon E5-4620 v2 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)8 (Octa-Core)
Threads416
Base clock speed3.6 GHz2.6 GHz
Boost clock speed3.8 GHz3 GHz
Bus rateno data7.2 GT/s
L1 cache192 KBno data
L2 cache4096 KBno data
L3 cache8192 KB20 MB Intel® Smart Cache
Chip lithography32 nm22 nm
Die size315 mm2no data
Maximum core temperature71 °C75 °C
Number of transistors1,200 millionno data
64 bit support++
Windows 11 compatibility--
Unlocked multiplier+-
P0 Vcore voltageMin: 1.1 V - Max: 1.4125 Vno data

Compatibility

Information on FX-4100 and Xeon E5-4620 v2 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 configuration14
SocketAM3+FCLGA2011
Power consumption (TDP)95 Watt95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by FX-4100 and Xeon E5-4620 v2. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® AVX
AES-NI++
FMA+-
AVX+-
Enhanced SpeedStep (EIST)no data+
Turbo Boost Technologyno data2.0
Hyper-Threading Technologyno data+
Idle Statesno data+
Thermal Monitoring-+
Demand Based Switchingno data+
PAEno data46 Bit

Security technologies

FX-4100 and Xeon E5-4620 v2 technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDBno data+
Secure Keyno data+
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by FX-4100 and Xeon E5-4620 v2 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by FX-4100 and Xeon E5-4620 v2. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR3-800, DDR3-1066, DDR3-1333, DDR3-1600
Maximum memory sizeno data768 GB
Max memory channelsno data4
Maximum memory bandwidthno data51.2 GB/s
ECC memory support-+

Peripherals

Specifications and connection of peripherals supported by FX-4100 and Xeon E5-4620 v2.

PCIe versionn/a3.0
PCI Express lanesno data40

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

FX-4100 1.71
Xeon E5-4620 v2 6.27
+267%

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

FX-4100 2617
Xeon E5-4620 v2 9590
+266%

Gaming performance

Pros & cons summary


Performance score 1.71 6.27
Recency 12 October 2011 1 January 2014
Physical cores 4 8
Threads 4 16
Chip lithography 32 nm 22 nm

Xeon E5-4620 v2 has a 266.7% higher aggregate performance score, an age advantage of 2 years, 100% more physical cores and 300% more threads, and a 45.5% more advanced lithography process.

The Xeon E5-4620 v2 is our recommended choice as it beats the FX-4100 in performance tests.

Note that FX-4100 is a desktop processor while Xeon E5-4620 v2 is a server/workstation one.


Should you still have questions on choice between FX-4100 and Xeon E5-4620 v2, ask them in Comments section, and we shall answer.

Vote for your favorite

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AMD FX-4100
FX-4100
Intel Xeon E5-4620 v2
Xeon E5-4620 v2

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Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


3.8 884 votes

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Questions & comments

Here you can ask a question about FX-4100 or Xeon E5-4620 v2, agree or disagree with our judgements, or report an error or mismatch.