Phenom X4 9750B vs Athlon II X3 445

VS

Aggregate performance score

Athlon II X3 445
2010
3 cores / 3 threads, 95 Watt
1.15
+19.8%
Phenom X4 9750B
2008
4 cores / 4 threads, 95 Watt
0.96

Athlon II X3 445 outperforms Phenom X4 9750B by a significant 20% based on our aggregate benchmark results.

Primary details

Comparing Athlon II X3 445 and Phenom X4 9750B processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking23862511
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation2.01no data
Market segmentDesktop processorDesktop processor
Power efficiency1.150.96
Architecture codenameRana (2009−2011)Agena (2007−2008)
Release date11 May 2010 (14 years ago)August 2008 (16 years ago)
Launch price (MSRP)$91no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Athlon II X3 445 and Phenom X4 9750B 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 cores3 (Tri-Core)4 (Quad-Core)
Threads34
Base clock speed3.1 GHzno data
Boost clock speed3.1 GHz2.4 GHz
L1 cache128 KB (per core)128 KB (per core)
L2 cache512 KB (per core)512 KB (per core)
L3 cache0 KB2 MB (shared)
Chip lithography45 nm65 nm
Die size169 mm2285 mm2
Number of transistors300 million450 million
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Athlon II X3 445 and Phenom X4 9750B 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
SocketAM3AM2+
Power consumption (TDP)95 Watt95 Watt

Virtualization technologies

Virtual machine speed-up technologies supported by Athlon II X3 445 and Phenom X4 9750B are enumerated here.

AMD-V-+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Athlon II X3 445 and Phenom X4 9750B. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3no data

Peripherals

Specifications and connection of peripherals supported by Athlon II X3 445 and Phenom X4 9750B.

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.

Athlon II X3 445 1.15
+19.8%
Phenom X4 9750B 0.96

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 II X3 445 1826
+20.1%
Phenom X4 9750B 1520

Gaming performance

Pros & cons summary


Performance score 1.15 0.96
Physical cores 3 4
Threads 3 4
Chip lithography 45 nm 65 nm

Athlon II X3 445 has a 19.8% higher aggregate performance score, and a 44.4% more advanced lithography process.

Phenom X4 9750B, on the other hand, has 33.3% more physical cores and 33.3% more threads.

The Athlon II X3 445 is our recommended choice as it beats the Phenom X4 9750B in performance tests.


Should you still have questions on choice between Athlon II X3 445 and Phenom X4 9750B, ask them in Comments section, and we shall answer.

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AMD Athlon II X3 445
Athlon II X3 445
AMD Phenom X4 9750B
Phenom X4 9750B

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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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