Phenom II X4 805 vs Xeon X3450

VS

Aggregate performance score

Xeon X3450
2009
4 cores / 8 threads, 95 Watt
1.80
+46.3%
Phenom II X4 805
2009
4 cores / 4 threads, 95 Watt
1.23

Xeon X3450 outperforms Phenom II X4 805 by a considerable 46% based on our aggregate benchmark results.

Primary details

Comparing Xeon X3450 and Phenom II X4 805 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking20212320
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.510.10
Market segmentServerDesktop processor
Power efficiency1.791.23
Architecture codenameLynnfield (2009−2010)Deneb (2009−2011)
Release date8 September 2009 (15 years ago)9 February 2009 (15 years ago)
Launch price (MSRP)$241$174

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon X3450 has 410% better value for money than Phenom II X4 805.

Detailed specifications

Xeon X3450 and Phenom II X4 805 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)4 (Quad-Core)
Threads84
Base clock speed2.66 GHz2.5 GHz
Boost clock speed3.2 GHz2.5 GHz
L1 cache64 KB (per core)128 KB (per core)
L2 cache256 KB (per core)512 KB (per core)
L3 cache8 MB (shared)4 MB (shared)
Chip lithography45 nm45 nm
Die size296 mm2258 mm2
Maximum case temperature (TCase)73 °Cno data
Number of transistors774 million758 million
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Xeon X3450 and Phenom II X4 805 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
SocketFCLGA1156,LGA1156AM3
Power consumption (TDP)95 Watt95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon X3450 and Phenom II X4 805. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.2no data
Enhanced SpeedStep (EIST)+no data
Turbo Boost Technology1.0no data
Hyper-Threading Technology+no data
Idle States+no data
Demand Based Switching+no data
PAE36 Bitno data

Security technologies

Xeon X3450 and Phenom II X4 805 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 X3450 and Phenom II X4 805 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon X3450 and Phenom II X4 805. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3-800, DDR3-1066, DDR3-1333DDR3
Maximum memory size32 GBno data
Max memory channels2no data
Maximum memory bandwidth21 GB/sno data
ECC memory support+-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardN/AOn certain motherboards (Chipset feature)

Peripherals

Specifications and connection of peripherals supported by Xeon X3450 and Phenom II X4 805.

PCIe version2.02.0
PCI Express lanes16no 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.

Xeon X3450 1.80
+46.3%
Phenom II X4 805 1.23

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 X3450 2858
+45.9%
Phenom II X4 805 1959

Gaming performance

Pros & cons summary


Performance score 1.80 1.23
Recency 8 September 2009 9 February 2009
Threads 8 4

Xeon X3450 has a 46.3% higher aggregate performance score, an age advantage of 6 months, and 100% more threads.

The Xeon X3450 is our recommended choice as it beats the Phenom II X4 805 in performance tests.

Be aware that Xeon X3450 is a server/workstation processor while Phenom II X4 805 is a desktop one.


Should you still have questions on choice between Xeon X3450 and Phenom II X4 805, ask them in Comments section, and we shall answer.

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Intel Xeon X3450
Xeon X3450
AMD Phenom II X4 805
Phenom II X4 805

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Community ratings

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


4.1 304 votes

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3.5 33 votes

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Questions & comments

Here you can ask a question about Xeon X3450 or Phenom II X4 805, agree or disagree with our judgements, or report an error or mismatch.