Core m3-6Y30 vs Core 2 Duo P8400

VS

Aggregate performance score

Core 2 Duo P8400
2008
2 cores / 2 threads, 25 Watt
0.53
Core m3-6Y30
2015
2 cores / 4 threads, 4 Watt
1.37
+158%

Core m3-6Y30 outperforms Core 2 Duo P8400 by a whopping 158% based on our aggregate benchmark results.

Primary details

Comparing Core 2 Duo P8400 and Core m3-6Y30 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking28402230
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesIntel Core 2 DuoIntel Core m3
Power efficiency2.0125.93
Architecture codenamePenryn (2008−2011)Skylake-Y (2015)
Release date15 July 2008 (16 years ago)1 September 2015 (9 years ago)
Launch price (MSRP)$209$281

Detailed specifications

Core 2 Duo P8400 and Core m3-6Y30 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)2 (Dual-core)
Threads24
Base clock speed2.26 GHz0.9 GHz
Boost clock speed2.26 GHz2.2 GHz
Bus typeno dataDMI 3.0
Bus rate1066 MHz4 GT/s
Multiplierno data9
L1 cache128 KB64 KB (per core)
L2 cache3 MB256 KB (per core)
L3 cache3 MB L2 Cache4 MB (shared)
Chip lithography45 nm14 nm
Die size107 mm298.57 mm2
Maximum core temperature105 °C100 °C
Number of transistors410 Million1750 Million
64 bit support++
Windows 11 compatibility--
VID voltage range1.05V-1.15Vno data

Compatibility

Information on Core 2 Duo P8400 and Core m3-6Y30 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 (Uniprocessor)
SocketBGA479,PBGA479,PGA478FCBGA1515
Power consumption (TDP)25 Watt4.5 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo P8400 and Core m3-6Y30. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI-+
AVX-+
Enhanced SpeedStep (EIST)++
My WiFino data+
Turbo Boost Technology-2.0
Hyper-Threading Technology-+
Idle States++
Thermal Monitoring-+
Flex Memory Accessno data+
Smart Responseno data+
Demand Based Switching-no data
FSB parity-no data

Security technologies

Core 2 Duo P8400 and Core m3-6Y30 technologies aimed at improving security, for example, by protecting against hacks.

TXT+-
EDB++
Secure Keyno data+
MPX-+
SGXno dataYes with Intel® ME
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Duo P8400 and Core m3-6Y30 are enumerated here.

AMD-V-+
VT-dno data+
VT-x++
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo P8400 and Core m3-6Y30. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesno dataDDR3
Maximum memory sizeno data16 GB
Max memory channelsno data2
Maximum memory bandwidthno data29.861 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel HD Graphics 515
Max video memoryno data16 GB
Quick Sync Video-+
Clear Videono data+
Clear Video HDno data+
Graphics max frequencyno data850 MHz
InTru 3Dno data+

Graphics interfaces

Available interfaces and connections of Core 2 Duo P8400 and Core m3-6Y30 integrated GPUs.

Number of displays supportedno data3
eDPno data+
DisplayPort-+
HDMI-+
DVIno data+

Graphics image quality

Maximum display resolutions supported by Core 2 Duo P8400 and Core m3-6Y30 integrated GPUs, including resolutions over different interfaces.

4K resolution supportno data+
Max resolution over HDMI 1.4no data4096x2304@24Hz
Max resolution over eDPno data3840x2160@60Hz
Max resolution over DisplayPortno data3840x2160@60Hz
Max resolution over VGAno dataN/A

Graphics API support

APIs supported by Core 2 Duo P8400 and Core m3-6Y30 integrated GPUs, sometimes API versions are included.

DirectXno data12
OpenGLno data4.5

Peripherals

Specifications and connection of peripherals supported by Core 2 Duo P8400 and Core m3-6Y30.

PCIe versionno data3.0
PCI Express lanesno data10

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 P8400 0.53
m3-6Y30 1.37
+158%

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 P8400 849
m3-6Y30 2170
+156%

Cinebench 10 32-bit single-core

Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.

Core 2 Duo P8400 2497
m3-6Y30 3388
+35.7%

Cinebench 10 32-bit multi-core

Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.

Core 2 Duo P8400 4630
m3-6Y30 7158
+54.6%

3DMark06 CPU

3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.

Core 2 Duo P8400 2036
m3-6Y30 2780
+36.5%

wPrime 32

wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.

Core 2 Duo P8400 34.2
m3-6Y30 24.1
+41.9%

Gaming performance

Pros & cons summary


Performance score 0.53 1.37
Recency 15 July 2008 1 September 2015
Threads 2 4
Chip lithography 45 nm 14 nm
Power consumption (TDP) 25 Watt 4 Watt

m3-6Y30 has a 158.5% higher aggregate performance score, an age advantage of 7 years, 100% more threads, a 221.4% more advanced lithography process, and 525% lower power consumption.

The Core m3-6Y30 is our recommended choice as it beats the Core 2 Duo P8400 in performance tests.


Should you still have questions on choice between Core 2 Duo P8400 and Core m3-6Y30, ask them in Comments section, and we shall answer.

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Intel Core 2 Duo P8400
Core 2 Duo P8400
Intel Core m3-6Y30
Core m3-6Y30

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Community ratings

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Questions & comments

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