Athlon II X4 631 vs Core 2 Duo SP9400

Aggregate performance score

Core 2 Duo SP9400
2008
2 cores / 2 threads, 25 Watt
0.56
Athlon II X4 631
2011
4 cores / 4 threads, 100 Watt
1.39
+148%

Athlon II X4 631 outperforms Core 2 Duo SP9400 by a whopping 148% based on our aggregate benchmark results.

Primary details

Comparing Core 2 Duo SP9400 and Athlon II X4 631 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking28292241
Place by popularitynot in top-100not in top-100
Market segmentLaptopDesktop processor
SeriesIntel Core 2 Duono data
Power efficiency2.041.27
Architecture codenamePenryn (2008−2011)Llano (2011−2012)
Release date20 August 2008 (16 years ago)17 August 2011 (13 years ago)
Launch price (MSRP)$284no data

Detailed specifications

Core 2 Duo SP9400 and Athlon II X4 631 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)4 (Quad-Core)
Threads24
Base clock speed2.4 GHz2.6 GHz
Boost clock speed2.4 GHz2.6 GHz
Bus rate1066 MHzno data
L1 cacheno data128 KB (per core)
L2 cache6 MB1 MB (per core)
L3 cache6 MB L2 Cache0 KB
Chip lithography45 nm32 nm
Die size107 mm2228 mm2
Maximum core temperature105 °Cno data
Number of transistors410 Million1,178 million
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Core 2 Duo SP9400 and Athlon II X4 631 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
SocketBGA956FM1
Power consumption (TDP)25 Watt100 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo SP9400 and Athlon II X4 631. 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
Demand Based Switching-no data
FSB parity-no data

Security technologies

Core 2 Duo SP9400 and Athlon II X4 631 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 SP9400 and Athlon II X4 631 are enumerated here.

AMD-V-+
VT-x+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo SP9400 and Athlon II X4 631. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesno dataDDR3

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 SP9400 0.56
Athlon II X4 631 1.39
+148%

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 SP9400 863
Athlon II X4 631 2122
+146%

Gaming performance

Pros & cons summary


Performance score 0.56 1.39
Recency 20 August 2008 17 August 2011
Physical cores 2 4
Threads 2 4
Chip lithography 45 nm 32 nm
Power consumption (TDP) 25 Watt 100 Watt

Core 2 Duo SP9400 has 300% lower power consumption.

Athlon II X4 631, on the other hand, has a 148.2% higher aggregate performance score, an age advantage of 2 years, 100% more physical cores and 100% more threads, and a 40.6% more advanced lithography process.

The Athlon II X4 631 is our recommended choice as it beats the Core 2 Duo SP9400 in performance tests.

Be aware that Core 2 Duo SP9400 is a notebook processor while Athlon II X4 631 is a desktop one.


Should you still have questions on choice between Core 2 Duo SP9400 and Athlon II X4 631, ask them in Comments section, and we shall answer.

Vote for your favorite

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Intel Core 2 Duo SP9400
Core 2 Duo SP9400
AMD Athlon II X4 631
Athlon II X4 631

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Community ratings

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3.7 3 votes

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Questions & comments

Here you can ask a question about Core 2 Duo SP9400 or Athlon II X4 631, agree or disagree with our judgements, or report an error or mismatch.