i7-2657M vs Phenom II X2 X640 BE

Aggregate performance score

Phenom II X2 X640 BE
2011
2 cores / 2 threads, 45 Watt
1.01
+2%
Core i7-2657M
2011
2 cores / 4 threads, 17 Watt
0.99

Phenom II X2 X640 BE outperforms Core i7-2657M by a minimal 2% based on our aggregate benchmark results.

Primary details

Comparing Phenom II X2 X640 BE and Core i7-2657M processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking24532464
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
Series2x AMD Phenom IIIntel Core i7
Power efficiency2.125.51
Architecture codenameChamplain (2010−2011)Sandy Bridge (2011−2013)
Release date12 May 2011 (13 years ago)3 January 2011 (13 years ago)
Launch price (MSRP)no data$317

Detailed specifications

Phenom II X2 X640 BE and Core i7-2657M 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)
Threads24
Base clock speedno data1.6 GHz
Boost clock speed3.2 GHz2.7 GHz
Bus typeno dataDMI 2.0
Bus rate3600 MHz4 × 5 GT/s
Multiplierno data16
L1 cache256 KB128 KB
L2 cache2 MB512 KB
L3 cacheno data4 MB
Chip lithography45 nm32 nm
Die sizeno data149 mm2
Maximum core temperatureno data100 °C
Number of transistorsno data624 Million
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Phenom II X2 X640 BE and Core i7-2657M 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 (Uniprocessor)
SocketS1FCBGA1023
Power consumption (TDP)45 Watt17 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Phenom II X2 X640 BE and Core i7-2657M. You'll probably need this information if you require some particular technology.

Instruction set extensionsMMX, 3DNow!, SSE1-3A, AMD64, Enhanced Virus Protection, VirtualizationIntel® AVX
AES-NI-+
FMA-+
AVX-+
VirusProtect+-
vProno data+
Enhanced SpeedStep (EIST)no data+
My WiFino data+
Turbo Boost Technologyno data+
Hyper-Threading Technologyno data+
Idle Statesno data+
Thermal Monitoring-+
Flex Memory Accessno data+
Demand Based Switchingno data-
FDIno data+
Fast Memory Accessno data+

Security technologies

Phenom II X2 X640 BE and Core i7-2657M technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDBno data+
Identity Protection-+
Anti-Theftno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Phenom II X2 X640 BE and Core i7-2657M are enumerated here.

AMD-V+-
VT-dno data+
VT-xno data+
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Phenom II X2 X640 BE and Core i7-2657M. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR3-1066, DDR3-1333
Maximum memory sizeno data8.01 GB
Max memory channelsno data2
Maximum memory bandwidthno data21.335 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel HD Graphics 3000
Quick Sync Video-+
Clear Video HDno data+
Graphics max frequencyno data1 GHz
InTru 3Dno data+

Graphics interfaces

Available interfaces and connections of Phenom II X2 X640 BE and Core i7-2657M integrated GPUs.

Number of displays supportedno data2
eDPno data+
DisplayPort-+
HDMI-+
SDVOno data+
CRTno data+

Peripherals

Specifications and connection of peripherals supported by Phenom II X2 X640 BE and Core i7-2657M.

PCIe versionno data2.0
PCI Express lanesno data16

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.

Phenom II X2 X640 BE 1.01
+2%
i7-2657M 0.99

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.

Phenom II X2 X640 BE 2839
i7-2657M 3491
+23%

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.

Phenom II X2 X640 BE 5439
i7-2657M 6229
+14.5%

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.

Phenom II X2 X640 BE 2684
+5.4%
i7-2657M 2546

Gaming performance

Pros & cons summary


Performance score 1.01 0.99
Recency 12 May 2011 3 January 2011
Threads 2 4
Chip lithography 45 nm 32 nm
Power consumption (TDP) 45 Watt 17 Watt

Phenom II X2 X640 BE has a 2% higher aggregate performance score, and an age advantage of 4 months.

i7-2657M, on the other hand, has 100% more threads, a 40.6% more advanced lithography process, and 164.7% lower power consumption.

Given the minimal performance differences, no clear winner can be declared between Phenom II X2 X640 BE and Core i7-2657M.


Should you still have questions on choice between Phenom II X2 X640 BE and Core i7-2657M, ask them in Comments section, and we shall answer.

Vote for your favorite

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AMD Phenom II X2 X640 BE
Phenom II X2 X640 BE
Intel Core i7-2657M
Core i7-2657M

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Community ratings

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