Phenom II X3 P840 vs Core i7-2657M

Place in performance ranking	2360	2476
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Core i7	3x AMD Phenom II
Architecture codename	Sandy Bridge (2011−2013)	Champlain (2010−2011)
Release date	3 January 2011 (13 years ago)	4 October 2010 (13 years ago)
Launch price (MSRP)	$317	no data
Current price	$618 (1.9x MSRP)	no data

Detailed specifications

Core i7-2657M and Phenom II X3 P840 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 cores	2 (Dual-core)	3 (Tri-Core)
Threads	4	3
Base clock speed	1.6 GHz	no data
Boost clock speed	2.7 GHz	1.9 GHz
Bus support	no data	3600 MHz
L1 cache	128 KB	384 KB
L2 cache	512 KB	1.5 MB
L3 cache	4 MB	no data
Chip lithography	32 nm	45 nm
Die size	149 mm²	no data
Maximum core temperature	100 °C	no data
Number of transistors	624 Million	no data
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	No	No

Compatibility

Information on Core i7-2657M and Phenom II X3 P840 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 configuration	1	no data
Socket	FCBGA1023	S1
Power consumption (TDP)	17 Watt	25 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-2657M and Phenom II X3 P840. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX	integrated DDR3 Memory Controller, Virtualization, AMD64, Advanced Virus Protection, SSE(1,2,3,4a)
AES-NI	+	no data
FMA	+	no data
AVX	+	no data
VirusProtect	no data	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	no data
My WiFi	+	no data
Turbo Boost Technology	+	no data
Hyper-Threading Technology	+	no data
Idle States	+	no data
Thermal Monitoring	+	no data
Flex Memory Access	+	no data
Demand Based Switching	-	no data
FDI	+	no data
Fast Memory Access	+	no data
Status	Discontinued	no data

Security technologies

Core i7-2657M and Phenom II X3 P840 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
EDB	+	no data
Identity Protection	+	no data
Anti-Theft	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-2657M and Phenom II X3 P840 are enumerated here.

AMD-V	no data	+
VT-d	+	no data
VT-x	+	no data
EPT	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-2657M and Phenom II X3 P840. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3-1066, DDR3-1333	DDR3
Maximum memory size	8.01 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	21.3 GB/s	no data
ECC memory support	-	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel HD Graphics 3000	no data
Quick Sync Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	1 GHz	no data
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Core i7-2657M and Phenom II X3 P840 integrated GPUs.

Number of displays supported	2	no data
eDP	+	no data
DisplayPort	+	no data
HDMI	+	no data
SDVO	+	no data
CRT	+	no data

Peripherals

Specifications and connection of peripherals supported by Core i7-2657M and Phenom II X3 P840.

PCIe version	2.0	no data
PCI Express lanes	16	no data

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.

i7-2657M 1.02
+21.4%

Phenom II X3 P840 0.84

Core i7-2657M outperforms Phenom II X3 P840 by 21% based on our aggregate benchmark results.

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%

i7-2657M 6229
+40.8%

Phenom II X3 P840 4425

Core i7-2657M outperforms Phenom II X3 P840 by 41% in Cinebench 10 32-bit multi-core.

Gaming performance

Pros & cons summary

Performance score	1.02	0.84
Recency	3 January 2011	4 October 2010
Physical cores	2	3
Threads	4	3
Chip lithography	32 nm	45 nm
Power consumption (TDP)	17 Watt	25 Watt