Athlon II X4 635 vs Core 2 Duo E6300

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Aggregate performance score

Core 2 Duo E6300
2006
2 cores / 2 threads, 65 Watt
0.40
Athlon II X4 635
2010
4 cores / 4 threads, 95 Watt
1.41
+253%

Athlon II X4 635 outperforms Core 2 Duo E6300 by a whopping 253% based on our aggregate benchmark results.

Primary details

Comparing Core 2 Duo E6300 and Athlon II X4 635 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking30052222
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data2.86
Market segmentDesktop processorDesktop processor
Power efficiency0.581.40
Architecture codenameConroe (2006−2007)Propus (2009−2011)
Release dateJuly 2006 (18 years ago)25 January 2010 (14 years ago)
Launch price (MSRP)no data$70

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core 2 Duo E6300 and Athlon II X4 635 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 speed1.86 GHz2.9 GHz
Boost clock speed1.87 GHz2.9 GHz
Bus rate1066 MHzno data
L1 cache64 KB128 KB (per core)
L2 cache2 MB512 KB (per core)
L3 cache0 KB0 KB
Chip lithography65 nm45 nm
Die size143 mm2169 mm2
Maximum core temperature61 °Cno data
Number of transistors291 million300 million
64 bit support++
Windows 11 compatibility--
VID voltage range0.85V-1.5Vno data

Compatibility

Information on Core 2 Duo E6300 and Athlon II X4 635 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
SocketLGA775,PLGA775AM3
Power consumption (TDP)65 Watt95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo E6300 and Athlon II X4 635. 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 E6300 and Athlon II X4 635 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 E6300 and Athlon II X4 635 are enumerated here.

VT-x+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo E6300 and Athlon II X4 635. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR1, DDR2, DDR3DDR3

Peripherals

Specifications and connection of peripherals supported by Core 2 Duo E6300 and Athlon II X4 635.

PCIe versionno data2.0

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 E6300 0.40
Athlon II X4 635 1.41
+253%

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 E6300 638
Athlon II X4 635 2237
+251%

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Core 2 Duo E6300 189
Athlon II X4 635 293
+55%

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Core 2 Duo E6300 310
Athlon II X4 635 846
+173%

Gaming performance

Pros & cons summary


Performance score 0.40 1.41
Physical cores 2 4
Threads 2 4
Chip lithography 65 nm 45 nm
Power consumption (TDP) 65 Watt 95 Watt

Core 2 Duo E6300 has 46.2% lower power consumption.

Athlon II X4 635, on the other hand, has a 252.5% higher aggregate performance score, 100% more physical cores and 100% more threads, and a 44.4% more advanced lithography process.

The Athlon II X4 635 is our recommended choice as it beats the Core 2 Duo E6300 in performance tests.


Should you still have questions on choice between Core 2 Duo E6300 and Athlon II X4 635, 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 Duo E6300
Core 2 Duo E6300
AMD Athlon II X4 635
Athlon II X4 635

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Community ratings

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


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Questions & comments

Here you can ask a question about Core 2 Duo E6300 or Athlon II X4 635, agree or disagree with our judgements, or report an error or mismatch.