Athlon X4 940 vs Core 2 Quad Q8300

Primary details

Comparing Core 2 Quad Q8300 and Athlon X4 940 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2344not rated
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorDesktop processor
Power efficiency1.19no data
Architecture codenameYorkfield (2007−2009)Bristol Ridge (2016−2019)
Release dateNovember 2008 (16 years ago)27 July 2017 (7 years ago)

Detailed specifications

Core 2 Quad Q8300 and Athlon X4 940 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 cores4 (Quad-Core)4 (Quad-Core)
Threads44
Base clock speed2.5 GHz3.2 GHz
Boost clock speed2.5 GHz3.6 GHz
Bus rate1333 MHzno data
L1 cache64K (per core)128 KB (per core)
L2 cache4 MB (shared)512 KB (per core)
L3 cache0 KB0 KB
Chip lithography45 nm28 nm
Die size2x 81 mm2246 mm2
Maximum case temperature (TCase)71 °C74 °C
Number of transistors456 million1,178 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier-+
VID voltage range0.85V-1.3625Vno data

Compatibility

Information on Core 2 Quad Q8300 and Athlon X4 940 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
SocketLGA775AM4
Power consumption (TDP)95 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Quad Q8300 and Athlon X4 940. You'll probably need this information if you require some particular technology.

AES-NI-+
FMA-+
AVX-+
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 Quad Q8300 and Athlon X4 940 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 Quad Q8300 and Athlon X4 940 are enumerated here.

AMD-V-+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Quad Q8300 and Athlon X4 940. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR1, DDR2, DDR3DDR4 Dual-channel

Pros & cons summary


Chip lithography 45 nm 28 nm
Power consumption (TDP) 95 Watt 65 Watt

Athlon X4 940 has a 60.7% more advanced lithography process, and 46.2% lower power consumption.

We couldn't decide between Core 2 Quad Q8300 and Athlon X4 940. We've got no test results to judge.


Should you still have questions on choice between Core 2 Quad Q8300 and Athlon X4 940, 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 Quad Q8300
Core 2 Quad Q8300
AMD Athlon X4 940
Athlon X4 940

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

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


3.8 594 votes

Rate Core 2 Quad Q8300 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.3 12 votes

Rate Athlon X4 940 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Core 2 Quad Q8300 or Athlon X4 940, agree or disagree with our judgements, or report an error or mismatch.