A4-9120C vs Core 2 Extreme QX9775

Primary details

Comparing Core 2 Extreme QX9775 and A4-9120C processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	not rated	2751
Place by popularity	not in top-100	not in top-100
Market segment	Desktop processor	Laptop
Series	no data	AMD Bristol Ridge
Architecture codename	Yorkfield (2007−2009)	Stoney Ridge (2016−2019)
Release date	March 2008 (16 years ago)	6 January 2019 (5 years ago)
Current price	$1474	$290

Detailed specifications

Core 2 Extreme QX9775 and A4-9120C 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	4 (Quad-Core)	2 (Dual-core)
Threads	4	2
Base clock speed	3.2 GHz	1.6 GHz
Boost clock speed	3.2 GHz	2.4 GHz
L1 cache	64K (per core)	160 KB
L2 cache	12 MB (shared)	1 MB
L3 cache	0 KB	no data
Chip lithography	45 nm	28 nm
Die size	2x 107 mm2	124.5 mm2
Maximum core temperature	63 °C	no data
Maximum case temperature (TCase)	63 °C	no data
Number of transistors	820 million	1200 Million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	Yes	No
VID voltage range	0.85V-1.35V	no data

Compatibility

Information on Core 2 Extreme QX9775 and A4-9120C 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	LGA771	BGA
Power consumption (TDP)	150 Watt	6 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Extreme QX9775 and A4-9120C. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	Single-Channel DDR4-2133, Virtualization,
AES-NI	-	no data
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	-	no data
Hyper-Threading Technology	-	no data
Idle States	+	no data
Thermal Monitoring	+	no data
Demand Based Switching	-	no data
FSB parity	-	no data
Status	Discontinued	no data

Security technologies

Core 2 Extreme QX9775 and A4-9120C 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 Extreme QX9775 and A4-9120C are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Extreme QX9775 and A4-9120C. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR2

DDR4

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

AMD Radeon R4 (Stoney Ridge)

Pros & cons summary

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Physical cores	4	2
Threads	4	2
Chip lithography	45 nm	28 nm
Power consumption (TDP)	150 Watt	6 Watt

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Should you still have questions on choice between Core 2 Extreme QX9775 and A4-9120C, ask them in Comments section, and we shall answer.

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