Phenom X3 8450e vs Core 2 Duo E8400

VS

Aggregate performance score

Core 2 Duo E8400
2008
2 cores / 2 threads, 65 Watt
0.73
Phenom X3 8450e
2008
3 cores / 3 threads, 65 Watt
0.79
+8.2%

Phenom X3 8450e outperforms Core 2 Duo E8400 by a small 8% based on our aggregate benchmark results.

Primary details

Comparing Core 2 Duo E8400 and Phenom X3 8450e processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking26712611
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorDesktop processor
Power efficiency1.061.15
Architecture codenameWolfdale (2008−2010)Toliman (2008)
Release date1 January 2008 (16 years ago)September 2008 (16 years ago)

Detailed specifications

Core 2 Duo E8400 and Phenom X3 8450e 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 cores2 (Dual-core)3 (Tri-Core)
Threads23
Base clock speed3 GHzno data
Boost clock speed3 GHz2.1 GHz
Bus rate1333 MHzno data
L1 cache64 KB (per core)128 KB (per core)
L2 cache6 MB (shared)512 KB (per core)
L3 cache0 KB2 MB (shared)
Chip lithography45 nm65 nm
Die size104 mm2285 mm2
Maximum case temperature (TCase)72 °Cno data
Number of transistors410 million450 million
64 bit support++
Windows 11 compatibility--
VID voltage range0.85V-1.3625Vno data

Compatibility

Information on Core 2 Duo E8400 and Phenom X3 8450e 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
SocketLGA775AM2+
Power consumption (TDP)65 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo E8400 and Phenom X3 8450e. You'll probably need this information if you require some particular technology.

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

Core 2 Duo E8400 and Phenom X3 8450e 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 Core 2 Duo E8400 and Phenom X3 8450e are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo E8400 and Phenom X3 8450e. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR1, DDR2, DDR3no data

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 Core 2 Duo E8400 and Phenom X3 8450e.

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.

Core 2 Duo E8400 0.73
Phenom X3 8450e 0.79
+8.2%

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.

Core 2 Duo E8400 1165
Phenom X3 8450e 1257
+7.9%

Gaming performance

Pros & cons summary


Performance score 0.73 0.79
Physical cores 2 3
Threads 2 3
Chip lithography 45 nm 65 nm

Core 2 Duo E8400 has a 44.4% more advanced lithography process.

Phenom X3 8450e, on the other hand, has a 8.2% higher aggregate performance score, and 50% more physical cores and 50% more threads.

Given the minimal performance differences, no clear winner can be declared between Core 2 Duo E8400 and Phenom X3 8450e.


Should you still have questions on choice between Core 2 Duo E8400 and Phenom X3 8450e, ask them in Comments section, and we shall answer.

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Intel Core 2 Duo E8400
Core 2 Duo E8400
AMD Phenom X3 8450e
Phenom X3 8450e

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Community ratings

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Questions & comments

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