Xeon E5-2420 vs FX-8300

VS

Aggregate performance score

FX-8300
2012
8 cores / 8 threads, 95 Watt
3.36
+6%
Xeon E5-2420
2012
6 cores / 12 threads, 95 Watt
3.17

FX-8300 outperforms Xeon E5-2420 by a small 6% based on our aggregate benchmark results.

Primary details

Comparing FX-8300 and Xeon E5-2420 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking15641607
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data1.03
Market segmentDesktop processorServer
Power efficiency3.353.16
Architecture codenameVishera (2012−2015)Sandy Bridge-EN (2012)
Release date23 October 2012 (12 years ago)14 May 2012 (12 years ago)
Launch price (MSRP)no data$390

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

FX-8300 and Xeon E5-2420 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 cores8 (Octa-Core)6 (Hexa-Core)
Threads812
Base clock speed3.3 GHz1.9 GHz
Boost clock speed4.2 GHz2.4 GHz
Bus rateno data7.2 GT/s
L1 cacheno data64 KB (per core)
L2 cache8192 KB256 KB (per core)
L3 cacheno data15360 KB (shared)
Chip lithography32 nm32 nm
Die size315 mm2294 mm2
Maximum core temperature71 °Cno data
Number of transistors1,200 million1,270 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier+-
P0 Vcore voltageMin: 1.075 V - Max: 1.2875 Vno data

Compatibility

Information on FX-8300 and Xeon E5-2420 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
SocketAM3+FCLGA1356
Power consumption (TDP)95 Watt95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by FX-8300 and Xeon E5-2420. 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 data1.0
Hyper-Threading Technologyno data+
Idle Statesno data+
Thermal Monitoring-+
Flex Memory Accessno data-
Demand Based Switchingno data+

Security technologies

FX-8300 and Xeon E5-2420 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-8300 and Xeon E5-2420 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-8300 and Xeon E5-2420. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR3
Maximum memory sizeno data384 GB
Max memory channelsno data3
Maximum memory bandwidthno data32 GB/s
ECC memory support-+

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-8300 and Xeon E5-2420.

PCIe versionn/a3.0
PCI Express lanesno data24

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-8300 3.36
+6%
Xeon E5-2420 3.17

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-8300 5338
+6.1%
Xeon E5-2420 5033

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.

FX-8300 457
+21.5%
Xeon E5-2420 376

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.

FX-8300 1720
Xeon E5-2420 1845
+7.3%

Gaming performance

Pros & cons summary


Performance score 3.36 3.17
Recency 23 October 2012 14 May 2012
Physical cores 8 6
Threads 8 12

FX-8300 has a 6% higher aggregate performance score, an age advantage of 5 months, and 33.3% more physical cores.

Xeon E5-2420, on the other hand, has 50% more threads.

Given the minimal performance differences, no clear winner can be declared between FX-8300 and Xeon E5-2420.

Note that FX-8300 is a desktop processor while Xeon E5-2420 is a server/workstation one.


Should you still have questions on choice between FX-8300 and Xeon E5-2420, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


AMD FX-8300
FX-8300
Intel Xeon E5-2420
Xeon E5-2420

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

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


4.2 2362 votes

Rate FX-8300 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
4.1 807 votes

Rate Xeon E5-2420 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about FX-8300 or Xeon E5-2420, agree or disagree with our judgements, or report an error or mismatch.