Turion II M520 vs i7-2840QM

Aggregate performance score

Core i7-2840QM
2011
4 cores / 8 threads, 45 Watt
2.46
+332%
Turion II M520
2009
2 cores / 2 threads, 35 Watt
0.57

Core i7-2840QM outperforms Turion II M520 by a whopping 332% based on our aggregate benchmark results.

Primary details

Comparing Core i7-2840QM and Turion II M520 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking17632824
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesIntel Core i7AMD Turion II
Power efficiency5.081.51
Architecture codenameSandy Bridge (2011−2013)Caspian (2009)
Release date4 September 2011 (13 years ago)10 September 2009 (15 years ago)

Detailed specifications

Core i7-2840QM and Turion II M520 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)
Threads82
Boost clock speed2.4 GHz2.3 GHz
Bus typeDMI 2.0no data
Bus rate4 × 5 GT/s3600 MHz
Multiplier24no data
L1 cache256 KB128 KB
L2 cache1 MB1 MB
L3 cache8 MBno data
Chip lithography32 nm45 nm
Die size216 mm2no data
Number of transistors1160 Millionno data
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Core i7-2840QM and Turion II M520 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 configuration1 (Uniprocessor)no data
SocketSocket G2Socket S1 (s1g3) 638-pin
Power consumption (TDP)45 Watt35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-2840QM and Turion II M520. 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
AES-NI+-
FMA+-
AVX+-
PowerNow-+
vPro+no data
Enhanced SpeedStep (EIST)+no data

Security technologies

Core i7-2840QM and Turion II M520 technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-2840QM and Turion II M520 are enumerated here.

VT-d+no data
VT-x+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-2840QM and Turion II M520. Depending on the motherboard, higher memory frequencies may be supported.

Maximum memory size32 GBno data
Maximum memory bandwidth25.598 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel HD Graphics 3000no data

Gaming performance

Pros & cons summary


Performance score 2.46 0.57
Recency 4 September 2011 10 September 2009
Physical cores 4 2
Threads 8 2
Chip lithography 32 nm 45 nm
Power consumption (TDP) 45 Watt 35 Watt

i7-2840QM has a 331.6% higher aggregate performance score, an age advantage of 1 year, 100% more physical cores and 300% more threads, and a 40.6% more advanced lithography process.

Turion II M520, on the other hand, has 28.6% lower power consumption.

The Core i7-2840QM is our recommended choice as it beats the Turion II M520 in performance tests.


Should you still have questions on choice between Core i7-2840QM and Turion II M520, 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 i7-2840QM
Core i7-2840QM
AMD Turion II M520
Turion II M520

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 1 vote

Rate Core i7-2840QM on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.3 91 vote

Rate Turion II M520 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Core i7-2840QM or Turion II M520, agree or disagree with our judgements, or report an error or mismatch.