A9-9420 vs Xeon E5450

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Aggregate performance score

Xeon E5450
2007
80 Watt
1.69
+72.4%

Xeon E5450 outperforms A9-9420 by an impressive 72% based on our aggregate benchmark results.

Primary details

Comparing Xeon E5450 and A9-9420 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking20752500
Place by popularitynot in top-100not in top-100
Market segmentServerLaptop
Seriesno dataAMD Bristol Ridge
Power efficiency1.935.96
Architecture codenameno dataStoney Ridge (2016−2019)
Release date1 October 2007 (17 years ago)31 May 2016 (8 years ago)

Detailed specifications

Xeon E5450 and A9-9420 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 coresno data2 (Dual-core)
Threadsno data2
Base clock speed3 GHz3 GHz
Boost clock speedno data3.6 GHz
L1 cacheno data160 KB
L2 cacheno data1 MB (shared)
L3 cache12 MB L2 Cacheno data
Chip lithography45 nm28 nm
Die sizeno data125 mm2
Maximum core temperature67 °C90 °C
Maximum case temperature (TCase)no data74 °C
Number of transistorsno data1,200 million
64 bit support++
Windows 11 compatibility--
VID voltage range0.85V-1.35Vno data

Compatibility

Information on Xeon E5450 and A9-9420 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 configurationno data1
SocketLGA771FT4
Power consumption (TDP)80 Watt15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5450 and A9-9420. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataVirtualization,
AES-NI-+
FMA-+
AVX-+
Enhanced SpeedStep (EIST)+no data
Turbo Boost Technology-no data
Hyper-Threading Technology-no data
Idle States+no data
Thermal Monitoring+-
Demand Based Switching+no data
FSB parity+no data

Security technologies

Xeon E5450 and A9-9420 technologies aimed at improving security, for example, by protecting against hacks.

TXT-no data
EDB+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5450 and A9-9420 are enumerated here.

AMD-V-+
VT-x+no data
EPT-no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5450 and A9-9420. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesno dataDDR4

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataRadeon R5

Peripherals

Specifications and connection of peripherals supported by Xeon E5450 and A9-9420.

PCIe versionno data3.0
PCI Express lanesno data8

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.

Xeon E5450 1.69
+72.4%
A9-9420 0.98

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.

Xeon E5450 2580
+72.2%
A9-9420 1498

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.

Xeon E5450 388
+19.4%
A9-9420 325

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.

Xeon E5450 1097
+119%
A9-9420 500

Gaming performance

Pros & cons summary


Performance score 1.69 0.98
Recency 1 October 2007 31 May 2016
Chip lithography 45 nm 28 nm
Power consumption (TDP) 80 Watt 15 Watt

Xeon E5450 has a 72.4% higher aggregate performance score.

A9-9420, on the other hand, has an age advantage of 8 years, a 60.7% more advanced lithography process, and 433.3% lower power consumption.

The Xeon E5450 is our recommended choice as it beats the A9-9420 in performance tests.

Be aware that Xeon E5450 is a server/workstation processor while A9-9420 is a notebook one.


Should you still have questions on choice between Xeon E5450 and A9-9420, ask them in Comments section, and we shall answer.

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Intel Xeon E5450
Xeon E5450
AMD A9-9420
A9-9420

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.


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Questions & comments

Here you can ask a question about Xeon E5450 or A9-9420, agree or disagree with our judgements, or report an error or mismatch.