Turion X2 RM-75 vs Core 2 Quad Q8400

Aggregate performance score

Core 2 Quad Q8400
2009
4 cores / 4 threads, 95 Watt
1.30
+210%
Turion X2 RM-75
2009
2 cores / 2 threads, 35 Watt
0.42

Core 2 Quad Q8400 outperforms Turion X2 RM-75 by a whopping 210% based on our aggregate benchmark results.

Primary details

Comparing Core 2 Quad Q8400 and Turion X2 RM-75 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking22682969
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorLaptop
Seriesno data2x AMD Turion
Power efficiency1.301.14
Architecture codenameYorkfield (2007−2009)Lion (2008−2009)
Release date19 April 2009 (15 years ago)1 January 2009 (15 years ago)

Detailed specifications

Core 2 Quad Q8400 and Turion X2 RM-75 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)2 (Dual-core)
Threads42
Base clock speed2.66 GHzno data
Boost clock speed0.67 GHz2.2 GHz
Bus rate1333 MHz4000 MHz
L1 cache64 KB (per core)256 KB
L2 cache4 MB (shared)1 MB
L3 cache0 KB0 KB
Chip lithography45 nm65 nm
Die size2x 82 mm2no data
Maximum case temperature (TCase)71 °Cno data
Number of transistors456 millionno data
64 bit support++
Windows 11 compatibility--
VID voltage range0.85V-1.3625Vno data

Compatibility

Information on Core 2 Quad Q8400 and Turion X2 RM-75 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
SocketFCLGA775,LGA775S1
Power consumption (TDP)95 Watt35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Quad Q8400 and Turion X2 RM-75. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataMMX, SSE, SSE2, SSE3, Enhanced 3DNow!, NX bit, AMD64, PowerNow!, AMD Virtualization
PowerNow-+
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 Q8400 and Turion X2 RM-75 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 Q8400 and Turion X2 RM-75 are enumerated here.

AMD-V-+
VT-x+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Quad Q8400 and Turion X2 RM-75. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR1, DDR2, DDR3no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardOn certain motherboards (Chipset feature)no data

Peripherals

Specifications and connection of peripherals supported by Core 2 Quad Q8400 and Turion X2 RM-75.

PCIe version2.0no data

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 Q8400 1.30
+210%
Turion X2 RM-75 0.42

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 Q8400 2067
+209%
Turion X2 RM-75 670

Gaming performance

Pros & cons summary


Performance score 1.30 0.42
Recency 19 April 2009 1 January 2009
Physical cores 4 2
Threads 4 2
Chip lithography 45 nm 65 nm
Power consumption (TDP) 95 Watt 35 Watt

Core 2 Quad Q8400 has a 209.5% higher aggregate performance score, an age advantage of 3 months, 100% more physical cores and 100% more threads, and a 44.4% more advanced lithography process.

Turion X2 RM-75, on the other hand, has 171.4% lower power consumption.

The Core 2 Quad Q8400 is our recommended choice as it beats the Turion X2 RM-75 in performance tests.

Note that Core 2 Quad Q8400 is a desktop processor while Turion X2 RM-75 is a notebook one.


Should you still have questions on choice between Core 2 Quad Q8400 and Turion X2 RM-75, ask them in Comments section, and we shall answer.

Vote for your favorite

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Intel Core 2 Quad Q8400
Core 2 Quad Q8400
Turion X2 RM-75
Turion X2 RM-75

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Community ratings

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


4 1341 vote

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4.3 6 votes

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Questions & comments

Here you can ask a question about Core 2 Quad Q8400 or Turion X2 RM-75, agree or disagree with our judgements, or report an error or mismatch.