Athlon II X3 445 vs Athlon X4 845

VS

Aggregate performance score

Athlon X4 845
2016
4 cores / 4 threads, 65 Watt
2.39
+108%
Athlon II X3 445
2010
3 cores / 3 threads, 95 Watt
1.15

Athlon X4 845 outperforms Athlon II X3 445 by a whopping 108% based on our aggregate benchmark results.

Primary details

Comparing Athlon X4 845 and Athlon II X3 445 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking17862386
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data2.01
Market segmentDesktop processorDesktop processor
Power efficiency3.481.15
Architecture codenameCarrizo (2015−2018)Rana (2009−2011)
Release date2 February 2016 (8 years ago)11 May 2010 (14 years ago)
Launch price (MSRP)no data$91

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Athlon X4 845 and Athlon II X3 445 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)3 (Tri-Core)
Threads43
Base clock speed3.5 GHz3.1 GHz
Boost clock speed3.8 GHz3.1 GHz
L1 cache320K128 KB (per core)
L2 cache2 MB512 KB (per core)
L3 cacheno data0 KB
Chip lithography28 nm45 nm
Die size250 mm2169 mm2
Maximum case temperature (TCase)74 °Cno data
Number of transistors3,100 million300 million
64 bit support++
Windows 11 compatibilityno data-
Unlocked multiplier+-

Compatibility

Information on Athlon X4 845 and Athlon II X3 445 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
SocketFM2+AM3
Power consumption (TDP)65 Watt95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Athlon X4 845 and Athlon II X3 445. 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 Athlon X4 845 and Athlon II X3 445 are enumerated here.

AMD-V+-

Memory specs

Types, maximum amount and channel quantity of RAM supported by Athlon X4 845 and Athlon II X3 445. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3-2133DDR3

Peripherals

Specifications and connection of peripherals supported by Athlon X4 845 and Athlon II X3 445.

PCIe version3.02.0
PCI Express lanes8no 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.

Athlon X4 845 2.39
+108%
Athlon II X3 445 1.15

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.

Athlon X4 845 3799
+108%
Athlon II X3 445 1826

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.

Athlon X4 845 662
+125%
Athlon II X3 445 294

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.

Athlon X4 845 1630
+153%
Athlon II X3 445 644

Gaming performance

Pros & cons summary


Performance score 2.39 1.15
Recency 2 February 2016 11 May 2010
Physical cores 4 3
Threads 4 3
Chip lithography 28 nm 45 nm
Power consumption (TDP) 65 Watt 95 Watt

Athlon X4 845 has a 107.8% higher aggregate performance score, an age advantage of 5 years, 33.3% more physical cores and 33.3% more threads, a 60.7% more advanced lithography process, and 46.2% lower power consumption.

The Athlon X4 845 is our recommended choice as it beats the Athlon II X3 445 in performance tests.


Should you still have questions on choice between Athlon X4 845 and Athlon II X3 445, ask them in Comments section, and we shall answer.

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AMD Athlon X4 845
Athlon X4 845
AMD Athlon II X3 445
Athlon II X3 445

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Community ratings

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


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Questions & comments

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