Core 2 Duo T7400 vs Core 2 Duo T9400

Aggregate performance score

Core 2 Duo T9400
2008
2 cores / 2 threads, 35 Watt
0.64
+33.3%
Core 2 Duo T7400
2006
2 cores / 2 threads, 34 Watt
0.48

Core 2 Duo T9400 outperforms Core 2 Duo T7400 by a substantial 33% based on our aggregate benchmark results.

Primary details

Comparing Core 2 Duo T9400 and Core 2 Duo T7400 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking27762915
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesIntel Core 2 DuoIntel Core 2 Duo
Power efficiency1.731.34
Architecture codenamePenryn (2008−2011)Merom (2006−2008)
Release date15 July 2008 (16 years ago)28 August 2006 (18 years ago)
Launch price (MSRP)$316$286

Detailed specifications

Core 2 Duo T9400 and Core 2 Duo T7400 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)2 (Dual-core)
Threads22
Base clock speed2.53 GHz2.16 GHz
Boost clock speed2.53 GHz2.16 GHz
Bus rate1066 MHz667 MHz
L1 cache128 KB64 KB
L2 cache6 MB4 MB
L3 cache6 MB L2 Cache0 KB
Chip lithography45 nm65 nm
Die size107 mm2143 mm2
Maximum core temperature105 °C100 °C
Number of transistors410 Million291 Million
64 bit support++
Windows 11 compatibility--
VID voltage range1.05V-1.162V1.1625V-1.3V

Compatibility

Information on Core 2 Duo T9400 and Core 2 Duo T7400 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 configurationno data1
SocketBGA479,BGA956,PBGA479,PGA478PBGA479,PPGA478
Power consumption (TDP)35 Watt34 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo T9400 and Core 2 Duo T7400. You'll probably need this information if you require some particular technology.

Enhanced SpeedStep (EIST)++
Turbo Boost Technology--
Hyper-Threading Technology--
Idle States--
Demand Based Switching--
FSB parity--

Security technologies

Core 2 Duo T9400 and Core 2 Duo T7400 technologies aimed at improving security, for example, by protecting against hacks.

TXT+-
EDB++

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Duo T9400 and Core 2 Duo T7400 are enumerated here.

VT-x++

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 T9400 0.64
+33.3%
Core 2 Duo T7400 0.48

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 T9400 1011
+32.9%
Core 2 Duo T7400 761

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 T9400 322
+37.6%
Core 2 Duo T7400 234

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 T9400 510
+31.4%
Core 2 Duo T7400 388

3DMark06 CPU

3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.

Core 2 Duo T9400 2304
+23.8%
Core 2 Duo T7400 1861

Gaming performance

Pros & cons summary


Performance score 0.64 0.48
Recency 15 July 2008 28 August 2006
Chip lithography 45 nm 65 nm
Power consumption (TDP) 35 Watt 34 Watt

Core 2 Duo T9400 has a 33.3% higher aggregate performance score, an age advantage of 1 year, and a 44.4% more advanced lithography process.

Core 2 Duo T7400, on the other hand, has 2.9% lower power consumption.

The Core 2 Duo T9400 is our recommended choice as it beats the Core 2 Duo T7400 in performance tests.


Should you still have questions on choice between Core 2 Duo T9400 and Core 2 Duo T7400, 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 T9400
Core 2 Duo T9400
Intel Core 2 Duo T7400
Core 2 Duo T7400

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.


3.9 119 votes

Rate Core 2 Duo T9400 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.7 52 votes

Rate Core 2 Duo T7400 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Core 2 Duo T9400 or Core 2 Duo T7400, agree or disagree with our judgements, or report an error or mismatch.