Athlon II X3 455 vs Phenom II X4 920

VS

Aggregate performance score

Phenom II X4 920
2009
4 cores / 4 threads, 125 Watt
1.36
+15.3%
Athlon II X3 455
2010
3 cores / 3 threads, 95 Watt
1.18

Phenom II X4 920 outperforms Athlon II X3 455 by a moderate 15% based on our aggregate benchmark results.

Primary details

Comparing Phenom II X4 920 and Athlon II X3 455 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking22492365
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation4.495.52
Market segmentDesktop processorDesktop processor
Power efficiency1.031.18
Architecture codenameDeneb (2009−2011)Rana (2009−2011)
Release date8 January 2009 (15 years ago)7 December 2010 (14 years ago)
Launch price (MSRP)$90$88

Cost-effectiveness evaluation

Performance per price, higher is better.

Athlon II X3 455 has 23% better value for money than Phenom II X4 920.

Detailed specifications

Phenom II X4 920 and Athlon II X3 455 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 speed2.8 GHz3.3 GHz
Boost clock speed2.8 GHz3.3 GHz
L1 cache128 KB (per core)128 KB (per core)
L2 cache512 KB (per core)512 KB (per core)
L3 cache6 MB (shared)0 KB
Chip lithography45 nm45 nm
Die size258 mm2169 mm2
Number of transistors758 million300 million
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Phenom II X4 920 and Athlon II X3 455 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
SocketAM3AM3
Power consumption (TDP)125 Watt95 Watt

Virtualization technologies

Virtual machine speed-up technologies supported by Phenom II X4 920 and Athlon II X3 455 are enumerated here.

AMD-V+-

Memory specs

Types, maximum amount and channel quantity of RAM supported by Phenom II X4 920 and Athlon II X3 455. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR3

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 Phenom II X4 920 and Athlon II X3 455.

PCIe version2.02.0

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.

Phenom II X4 920 1.36
+15.3%
Athlon II X3 455 1.18

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.

Phenom II X4 920 2156
+14.7%
Athlon II X3 455 1879

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.

Phenom II X4 920 350
+0.6%
Athlon II X3 455 348

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.

Phenom II X4 920 1097
+28.3%
Athlon II X3 455 855

Gaming performance

Pros & cons summary


Performance score 1.36 1.18
Recency 8 January 2009 7 December 2010
Physical cores 4 3
Threads 4 3
Power consumption (TDP) 125 Watt 95 Watt

Phenom II X4 920 has a 15.3% higher aggregate performance score, and 33.3% more physical cores and 33.3% more threads.

Athlon II X3 455, on the other hand, has an age advantage of 1 year, and 31.6% lower power consumption.

The Phenom II X4 920 is our recommended choice as it beats the Athlon II X3 455 in performance tests.


Should you still have questions on choice between Phenom II X4 920 and Athlon II X3 455, ask them in Comments section, and we shall answer.

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AMD Phenom II X4 920
Phenom II X4 920
AMD Athlon II X3 455
Athlon II X3 455

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Community ratings

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Questions & comments

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