Phenom X3 8400 vs FX-6100

VS

Aggregate performance score

FX-6100
2011
6 cores / 6 threads, 95 Watt
2.32
+218%
Phenom X3 8400
2008
3 cores / 3 threads, 95 Watt
0.73

FX-6100 outperforms Phenom X3 8400 by a whopping 218% based on our aggregate benchmark results.

Primary details

Comparing FX-6100 and Phenom X3 8400 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking18092686
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorDesktop processor
Power efficiency2.310.73
Architecture codenameZambezi (2011−2012)Toliman (2008)
Release date12 October 2011 (13 years ago)March 2008 (16 years ago)

Detailed specifications

FX-6100 and Phenom X3 8400 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 cores6 (Hexa-Core)3 (Tri-Core)
Threads63
Base clock speed3.3 GHzno data
Boost clock speed3.9 GHz2.1 GHz
L1 cache288 KB128 KB (per core)
L2 cache6 MB512 KB (per core)
L3 cache8 MB (shared)2 MB (shared)
Chip lithography32 nm65 nm
Die size315 mm2285 mm2
Number of transistors1,200 million450 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier+-

Compatibility

Information on FX-6100 and Phenom X3 8400 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 configuration11
SocketAM3+AM2+
Power consumption (TDP)95 Watt95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by FX-6100 and Phenom X3 8400. You'll probably need this information if you require some particular technology.

AES-NI+-
FMA+-
AVX+-

Virtualization technologies

Virtual machine speed-up technologies supported by FX-6100 and Phenom X3 8400 are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by FX-6100 and Phenom X3 8400. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3no data

Peripherals

Specifications and connection of peripherals supported by FX-6100 and Phenom X3 8400.

PCIe version2.0no 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-6100 2.32
+218%
Phenom X3 8400 0.73

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-6100 3691
+217%
Phenom X3 8400 1164

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-6100 383
+102%
Phenom X3 8400 190

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-6100 1231
+128%
Phenom X3 8400 540

Gaming performance

Pros & cons summary


Performance score 2.32 0.73
Physical cores 6 3
Threads 6 3
Chip lithography 32 nm 65 nm

FX-6100 has a 217.8% higher aggregate performance score, 100% more physical cores and 100% more threads, and a 103.1% more advanced lithography process.

The FX-6100 is our recommended choice as it beats the Phenom X3 8400 in performance tests.


Should you still have questions on choice between FX-6100 and Phenom X3 8400, ask them in Comments section, and we shall answer.

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AMD FX-6100
FX-6100
AMD Phenom X3 8400
Phenom X3 8400

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Community ratings

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Questions & comments

Here you can ask a question about FX-6100 or Phenom X3 8400, agree or disagree with our judgements, or report an error or mismatch.