Core i5-5300U vs Core 2 Extreme X6800

Aggregate performance score

Core 2 Extreme X6800
2 cores / 2 threads, 75 Watt
0.69
Core i5-5300U
2015
2 cores / 4 threads, 15 Watt
1.73
+151%

Core i5-5300U outperforms Core 2 Extreme X6800 by a whopping 151% based on our aggregate benchmark results.

Primary details

Comparing Core 2 Extreme (Desktop) X6800 and Core i5-5300U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking27102033
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorLaptop
SeriesCore 2 Extreme (Desktop)Intel Core i5
Power efficiency0.8710.87
Architecture codenameConroe (2006−2007)Broadwell-U (2015)
Release dateno data (2024 years ago)1 March 2015 (9 years ago)
Launch price (MSRP)no data$281

Detailed specifications

Core 2 Extreme (Desktop) X6800 and Core i5-5300U 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 speedno data2.3 GHz
Boost clock speed2.93 GHz2.9 GHz
Bus rate1066 MHz5 GT/s
L1 cacheno data64K (per core)
L2 cacheno data256K (per core)
L3 cacheno data3 MB (shared)
Chip lithography65 nm14 nm
Die sizeno data82 mm2
Maximum core temperatureno data105 °C
Maximum case temperature (TCase)no data105 °C
Number of transistorsno data1300 Million
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Core 2 Extreme (Desktop) X6800 and Core i5-5300U 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
Socketno dataFCBGA1168
Power consumption (TDP)75 Watt15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Extreme (Desktop) X6800 and Core i5-5300U. 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-+
vProno data+
Enhanced SpeedStep (EIST)no data+
Turbo Boost Technologyno data2.0
Hyper-Threading Technologyno data+
TSX-+
Idle Statesno data+
Thermal Monitoring-+
Flex Memory Accessno data+
SIPP-+
Smart Responseno data+
FDIno data+
Fast Memory Accessno data+

Security technologies

Core 2 Extreme (Desktop) X6800 and Core i5-5300U technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDBno data+
Secure Keyno data+
Identity Protection-+
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Extreme (Desktop) X6800 and Core i5-5300U are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Extreme (Desktop) X6800 and Core i5-5300U. 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 data25.6 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel HD Graphics 5500
Max video memoryno data16 GB
Quick Sync Video-+
Clear Videono data+
Clear Video HDno data+
Graphics max frequencyno data900 MHz
InTru 3Dno data+

Graphics interfaces

Available interfaces and connections of Core 2 Extreme (Desktop) X6800 and Core i5-5300U integrated GPUs.

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

Graphics image quality

Maximum display resolutions supported by Core 2 Extreme (Desktop) X6800 and Core i5-5300U integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4no data2560X1600@60Hz
Max resolution over DisplayPortno data3840x2160@60Hz

Graphics API support

APIs supported by Core 2 Extreme (Desktop) X6800 and Core i5-5300U integrated GPUs, sometimes API versions are included.

DirectXno data11.2/12
OpenGLno data4.3

Peripherals

Specifications and connection of peripherals supported by Core 2 Extreme (Desktop) X6800 and Core i5-5300U.

PCIe versionno data2.0
PCI Express lanesno data12

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 Extreme X6800 0.69
i5-5300U 1.73
+151%

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 Extreme X6800 1095
i5-5300U 2734
+150%

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 Extreme X6800 3000
i5-5300U 4429
+47.6%

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 Extreme X6800 5700
i5-5300U 9312
+63.4%

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 Extreme X6800 2568
i5-5300U 3665
+42.7%

Gaming performance

Pros & cons summary


Performance score 0.69 1.73
Threads 2 4
Chip lithography 65 nm 14 nm
Power consumption (TDP) 75 Watt 15 Watt

i5-5300U has a 150.7% higher aggregate performance score, 100% more threads, a 364.3% more advanced lithography process, and 400% lower power consumption.

The Core i5-5300U is our recommended choice as it beats the Core 2 Extreme X6800 in performance tests.

Note that Core 2 Extreme X6800 is a desktop processor while Core i5-5300U is a notebook one.


Should you still have questions on choice between Core 2 Extreme X6800 and Core i5-5300U, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


Intel Core 2 Extreme X6800
Core 2 Extreme X6800
Intel Core i5-5300U
Core i5-5300U

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Community ratings

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Questions & comments

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