AMD Phenom II X2 N640 vs Intel Core 2 Duo T7800

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Combined performance score

Core 2 Duo T7800
0.64

Phenom II X2 N640 outperforms Core 2 Duo T7800 by 45% in our combined benchmark results.

General info

Comparing Core 2 Duo T7800 and Phenom II X2 N640 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking26192374
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesIntel Core 2 Duo2x AMD Phenom II
Architecture codenameMerom (2006−2008)Champlain (2010−2011)
Release date18 August 2007 (16 years old)1 October 2010 (13 years old)
Launch price (MSRP)$515no data
Current price$59 (0.1x MSRP)no data

Technical specs

Core 2 Duo T7800 and Phenom II X2 N640 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 speed2.6 GHzno data
Boost clock speed2.6 GHz2.9 GHz
Bus support800 MHz3600 MHz
L1 cache64 KB256 KB
L2 cache4 MB2 MB
L3 cache0 KBno data
Chip lithography65 nm45 nm
Die size143 mm2no data
Maximum core temperature100 °Cno data
Number of transistors291 Millionno data
64 bit support++
Windows 11 compatibility--
Unlocked multiplierNoNo
VID voltage range1.075V-1.25Vno data

Compatibility

Information on Core 2 Duo T7800 and Phenom II X2 N640 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 configuration1no data
SocketPBGA479,PPGA478S1
Power consumption (TDP)35 Watt35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo T7800 and Phenom II X2 N640. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataDDR3 memory controller, HyperTransport 3.0, SSE4A, AMD64, Enhanced Virus Protection, Vurtualization
VirusProtectno data+
Enhanced SpeedStep (EIST)+no data
Turbo Boost Technology-no data
Hyper-Threading Technology-no data
Demand Based Switching-no data
FSB parity-no data
StatusDiscontinuedno data

Security technologies

Core 2 Duo T7800 and Phenom II X2 N640 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 Duo T7800 and Phenom II X2 N640 are enumerated here.

VT-x+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo T7800 and Phenom II X2 N640. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesno dataDDR3

Gaming performance

Advantages and disadvantages


Performance score 0.64 0.93
Recency 18 August 2007 1 October 2010
Chip lithography 65 nm 45 nm

The Phenom II X2 N640 is our recommended choice as it beats the Core 2 Duo T7800 in performance tests.


Should you still have questions on choice between Core 2 Duo T7800 and Phenom II X2 N640, 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 T7800
Core 2 Duo T7800
AMD Phenom II X2 N640
Phenom II X2 N640

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3.5 23 votes

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3.7 9 votes

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Questions and comments

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