Intel Celeron N2940 vs Core 2 Duo T9400

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Combined performance score

Core 2 Duo T9400
0.65

Celeron N2940 outperforms Core 2 Duo T9400 by 5% in our combined benchmark results.

General info

Comparing Core 2 Duo T9400 and Celeron N2940 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking26012580
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesIntel Core 2 DuoIntel Celeron
Architecture codenamePenryn (2008−2011)Bay Trail-M (2013−2014)
Release date15 July 2008 (15 years old)22 May 2014 (9 years old)
Launch price (MSRP)$316no data
Current price$310 (1x MSRP)$377

Technical specs

Core 2 Duo T9400 and Celeron N2940 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)4 (Quad-Core)
Threads24
Base clock speed2.53 GHz1.83 GHz
Boost clock speed2.53 GHz2.25 GHz
Bus support1066 MHzno data
L1 cache128 KB56K (per core)
L2 cache6 MB512K (per core)
L3 cache6 MB L2 Cache0 KB
Chip lithography45 nm22 nm
Die size107 mm2no data
Maximum core temperature105 °C100 °C
Number of transistors410 Millionno data
64 bit support++
Windows 11 compatibility--
Unlocked multiplierNoNo
VID voltage range1.05V-1.162Vno data

Compatibility

Information on Core 2 Duo T9400 and Celeron N2940 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,PGA478FCBGA1170
Power consumption (TDP)35 Watt7.5 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo T9400 and Celeron N2940. You'll probably need this information if you require some particular technology.

AES-NIno data-
Enhanced SpeedStep (EIST)++
Turbo Boost Technology--
Hyper-Threading Technology--
Idle States-+
Demand Based Switching-no data
Smart Connectno data+
FSB parity-no data
StatusDiscontinuedDiscontinued

Security technologies

Core 2 Duo T9400 and Celeron N2940 technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data
EDB++
Secure Keyno data+
Anti-Theftno data-

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Duo T9400 and Celeron N2940 are enumerated here.

VT-dno data-
VT-x++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo T9400 and Celeron N2940. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesno dataDDR3
Maximum memory sizeno data8 GB
Max memory channelsno data2
Maximum memory bandwidthno data21.32 GB/s
ECC memory supportno data-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel® HD Graphics for Intel Atom® Processor Z3700 Series
Quick Sync Videono data+
Graphics max frequencyno data854 MHz

Graphics interfaces

Available interfaces and connections of Core 2 Duo T9400 and Celeron N2940 integrated GPUs.

Number of displays supportedno data2

Peripherals

Specifications and connection of peripherals supported by Core 2 Duo T9400 and Celeron N2940.

PCIe versionno data2.0
PCI Express lanesno data4
USB revisionno data3.0 and 2.0
Total number of SATA portsno data2
Number of USB portsno data5

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 0.65
Celeron N2940 0.68
+4.6%

Celeron N2940 outperforms Core 2 Duo T9400 by 5% in our combined benchmark results.


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.

Benchmark coverage: 68%

Core 2 Duo T9400 1004
Celeron N2940 1041
+3.7%

Celeron N2940 outperforms Core 2 Duo T9400 by 4% in Passmark.

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.

Benchmark coverage: 42%

Core 2 Duo T9400 315
+90.9%
Celeron N2940 165

Core 2 Duo T9400 outperforms Celeron N2940 by 91% in GeekBench 5 Single-Core.

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.

Benchmark coverage: 42%

Core 2 Duo T9400 501
+2%
Celeron N2940 491

Core 2 Duo T9400 outperforms Celeron N2940 by 2% in GeekBench 5 Multi-Core.

Cinebench 10 32-bit single-core

Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.

Benchmark coverage: 20%

Core 2 Duo T9400 2818
+145%
Celeron N2940 1150

Core 2 Duo T9400 outperforms Celeron N2940 by 145% in Cinebench 10 32-bit single-core.

Cinebench 10 32-bit multi-core

Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.

Benchmark coverage: 19%

Core 2 Duo T9400 5268
+33.1%
Celeron N2940 3958

Core 2 Duo T9400 outperforms Celeron N2940 by 33% in Cinebench 10 32-bit multi-core.

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.

Benchmark coverage: 19%

Core 2 Duo T9400 2304
+5.2%
Celeron N2940 2191

Core 2 Duo T9400 outperforms Celeron N2940 by 5% in 3DMark06 CPU.

wPrime 32

wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.

Benchmark coverage: 18%

Core 2 Duo T9400 31
Celeron N2940 29.2
+6.2%

Core 2 Duo T9400 outperforms Celeron N2940 by 6% in wPrime 32.

Gaming performance

Advantages and disadvantages


Performance score 0.65 0.68
Recency 15 July 2008 22 May 2014
Physical cores 2 4
Threads 2 4
Chip lithography 45 nm 22 nm
Power consumption (TDP) 35 Watt 7 Watt

We couldn't decide between Core 2 Duo T9400 and Celeron N2940. The differences in performance seem too small.


Should you still have questions on choice between Core 2 Duo T9400 and Celeron N2940, ask them in Comments section, and we shall answer.

User ratings

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 Celeron N2940
Celeron N2940

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