Xeon E5420 vs FX-4300

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Aggregate performance score

FX-4300
2012
4 cores / 4 threads, 95 Watt
1.93
+47.3%

FX-4300 outperforms Xeon E5420 by a considerable 47% based on our aggregate benchmark results.

Primary details

Comparing FX-4300 and Xeon E5420 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking18722173
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation3.580.24
Market segmentDesktop processorServer
Architecture codenameVishera (2012−2015)no data
Release date23 October 2012 (11 years ago)1 October 2007 (16 years ago)
Current price$66 $121

Cost-effectiveness evaluation

Performance per price, higher is better.

FX-4300 has 1392% better value for money than Xeon E5420.

Detailed specifications

FX-4300 and Xeon E5420 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)no data
Threads4no data
Base clock speed3.8 GHz2.5 GHz
Boost clock speed4 GHzno data
L2 cache4096 KBno data
L3 cacheno data12 MB L2 Cache
Chip lithography32 nm45 nm
Die size315 mm2no data
Maximum core temperature71 °C67 °C
Number of transistors1,200 millionno data
64 bit support++
Windows 11 compatibility--
Unlocked multiplierYesNo
P0 Vcore voltageMin: 1.225 V - Max: 1.3875 Vno data
VID voltage rangeno data0.85V-1.35V

Compatibility

Information on FX-4300 and Xeon E5420 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 configuration1no data
SocketAM3+LGA771
Power consumption (TDP)95 Watt80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by FX-4300 and Xeon E5420. You'll probably need this information if you require some particular technology.

AES-NI+no data
FMA+no data
AVX+no data
Enhanced SpeedStep (EIST)no data+
Turbo Boost Technologyno data-
Hyper-Threading Technologyno data-
Idle Statesno data+
Thermal Monitoringno data+
Demand Based Switchingno data+
FSB parityno data+
Statusno dataDiscontinued

Security technologies

FX-4300 and Xeon E5420 technologies aimed at improving security, for example, by protecting against hacks.

TXTno data-
EDBno data+

Virtualization technologies

Virtual machine speed-up technologies supported by FX-4300 and Xeon E5420 are enumerated here.

AMD-V+no data
VT-xno data+
EPTno data-

Memory specs

Types, maximum amount and channel quantity of RAM supported by FX-4300 and Xeon E5420. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardOn certain motherboards (Chipset feature)no data

Peripherals

Specifications and connection of peripherals supported by FX-4300 and Xeon E5420.

PCIe versionn/ano data

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-4300 1.93
+47.3%
Xeon E5420 1.31

FX-4300 outperforms Xeon E5420 by 47% based on our aggregate benchmark results.


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.

Benchmark coverage: 68%

FX-4300 2987
+47.7%
Xeon E5420 2022

FX-4300 outperforms Xeon E5420 by 48% in Passmark.

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Benchmark coverage: 42%

FX-4300 449
+22%
Xeon E5420 368

FX-4300 outperforms Xeon E5420 by 22% in GeekBench 5 Single-Core.

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Benchmark coverage: 42%

FX-4300 1092
Xeon E5420 1197
+9.6%

Xeon E5420 outperforms FX-4300 by 10% in GeekBench 5 Multi-Core.

Gaming performance

Pros & cons summary


Performance score 1.93 1.31
Recency 23 October 2012 1 October 2007
Chip lithography 32 nm 45 nm
Power consumption (TDP) 95 Watt 80 Watt

The FX-4300 is our recommended choice as it beats the Xeon E5420 in performance tests.

Note that FX-4300 is a desktop processor while Xeon E5420 is a server/workstation one.


Should you still have questions on choice between FX-4300 and Xeon E5420, ask them in Comments section, and we shall answer.

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AMD FX-4300
FX-4300
Intel Xeon E5420
Xeon E5420

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Community ratings

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Questions & comments

Here you can ask a question about FX-4300 or Xeon E5420, agree or disagree with our judgements, or report an error or mismatch.