Turion II Ultra M660 vs i7-920

Primary details

Comparing processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2327	3113
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.12	no data
Market segment	Desktop processor	Laptop
Series	Core i7 (Desktop)	AMD Turion II Ultra
Power efficiency	0.53	0.69
Designer	Intel	AMD
Architecture codename	Bloomfield (2008−2010)	Caspian (2009)
Release date	November 2008 (17 years ago)	10 September 2009 (16 years ago)
Launch price (MSRP)	$340	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Performance to price scatter graph

Currently popular graphics cards are shown for comparison.

Detailed specifications

Basic parameters of Core i7-920 and Turion II Ultra M660: 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	4 (Quad-Core)	2 (Dual-core)
Threads	8	2
Base clock speed	2.66 GHz	no data
Boost clock speed	2.93 GHz	2.7 GHz
Bus rate	1333 MHz	3600 MHz
L1 cache	64 KB (per core)	no data
L2 cache	256 KB (per core)	2 MB
L3 cache	8 MB (shared)	no data
Chip lithography	45 nm	45 nm
Die size	263 mm2	no data
Maximum core temperature	68 °C	no data
Number of transistors	731 million	no data
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Core i7-920 and Turion II Ultra M660 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	FCLGA1366,PLGA1366	Socket S1 (s1g3) 638-pin
Power consumption (TDP)	130 Watt	35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-920 and Turion II Ultra M660. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2	MMX, SSE, SSE2, SSE3, Enhanced 3DNow!, NX bit, AMD64, PowerNow!, AMD Virtualization
PowerNow	-	+
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	1.0	no data
Hyper-Threading Technology	+	no data
Idle States	+	no data
Demand Based Switching	-	no data
PAE	36 Bit	no data

Security technologies

Core i7-920 and Turion II Ultra M660 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 i7-920 and Turion II Ultra M660 are enumerated here.

VT-x	+	no data
EPT	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-920 and Turion II Ultra M660. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR2
Maximum memory size	24 GB	no data
Max memory channels	3	no data
Maximum memory bandwidth	25.6 GB/s	no data

Synthetic benchmarks

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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Combined synthetic benchmark score

This is our combined benchmark performance rating.

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Pros & cons summary

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Performance score	1.64	0.57
Physical cores	4	2
Threads	8	2
Power consumption (TDP)	130 Watt	35 Watt