Core i7-920 vs Core 2 Quad Q8300

Aggregate performance score

Core 2 Quad Q8300
2008
4 cores / 4 threads, 95 Watt
1.19
Core i7-920
2008
4 cores / 8 threads, 130 Watt
1.79
+50.4%

Core i7-920 outperforms Core 2 Quad Q8300 by an impressive 50% based on our aggregate benchmark results.

Primary details

Comparing Core 2 Quad Q8300 and Core i7-920 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking23602026
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data1.22
Market segmentDesktop processorDesktop processor
Seriesno dataCore i7 (Desktop)
Power efficiency1.191.30
Architecture codenameYorkfield (2007−2009)Bloomfield (2008−2010)
Release dateNovember 2008 (16 years ago)November 2008 (16 years ago)
Launch price (MSRP)no data$340

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core 2 Quad Q8300 and Core i7-920 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)
Threads48
Base clock speed2.5 GHz2.66 GHz
Boost clock speed2.5 GHz2.93 GHz
Bus rate1333 MHz1333 MHz
L1 cache64K (per core)64 KB (per core)
L2 cache4 MB (shared)256 KB (per core)
L3 cache0 KB8 MB (shared)
Chip lithography45 nm45 nm
Die size2x 81 mm2263 mm2
Maximum core temperatureno data68 °C
Maximum case temperature (TCase)71 °Cno data
Number of transistors456 million731 million
64 bit support++
Windows 11 compatibility--
VID voltage range0.85V-1.3625Vno data

Compatibility

Information on Core 2 Quad Q8300 and Core i7-920 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
SocketLGA775FCLGA1366,PLGA1366
Power consumption (TDP)95 Watt130 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Quad Q8300 and Core i7-920. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE4.2
Enhanced SpeedStep (EIST)++
Turbo Boost Technology-1.0
Hyper-Threading Technology-+
Idle States++
Thermal Monitoring+-
Demand Based Switching--
PAEno data36 Bit
FSB parity-no data

Security technologies

Core 2 Quad Q8300 and Core i7-920 technologies aimed at improving security, for example, by protecting against hacks.

TXT-+
EDB++

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Quad Q8300 and Core i7-920 are enumerated here.

VT-xno data+
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Quad Q8300 and Core i7-920. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR1, DDR2, DDR3DDR3
Maximum memory sizeno data24 GB
Max memory channelsno data3
Maximum memory bandwidthno data25.6 GB/s

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 Quad Q8300 1.19
i7-920 1.79
+50.4%

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 Quad Q8300 1892
i7-920 2841
+50.2%

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 Quad Q8300 312
i7-920 415
+33%

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 Quad Q8300 883
i7-920 1426
+61.5%

3DMark Fire Strike Physics

Core 2 Quad Q8300 4000
+0.8%
i7-920 3970

Gaming performance

Pros & cons summary


Performance score 1.19 1.79
Threads 4 8
Power consumption (TDP) 95 Watt 130 Watt

Core 2 Quad Q8300 has 36.8% lower power consumption.

i7-920, on the other hand, has a 50.4% higher aggregate performance score, and 100% more threads.

The Core i7-920 is our recommended choice as it beats the Core 2 Quad Q8300 in performance tests.


Should you still have questions on choice between Core 2 Quad Q8300 and Core i7-920, ask them in Comments section, and we shall answer.

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Intel Core 2 Quad Q8300
Core 2 Quad Q8300
Intel Core i7-920
Core i7-920

Similar processor comparisons

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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 Quad Q8300 or Core i7-920, agree or disagree with our judgements, or report an error or mismatch.