A4-3420 vs i7-3770S

Primary details

Comparing Core i7-3770S and A4-3420 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1456	2755
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.58	no data
Market segment	Desktop processor	Desktop processor
Power efficiency	5.66	0.96
Architecture codename	Ivy Bridge (2012−2013)	Llano (2011−2012)
Release date	29 April 2012 (12 years ago)	20 December 2011 (13 years ago)
Launch price (MSRP)	$330	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i7-3770S and A4-3420 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	8	2
Base clock speed	3.1 GHz	2.8 GHz
Boost clock speed	3.9 GHz	2.8 GHz
Bus rate	5 GT/s	no data
L1 cache	64 KB (per core)	128 KB (per core)
L2 cache	256 KB (per core)	512 KB (per core)
L3 cache	8192 KB (shared)	0 KB
Chip lithography	22 nm	32 nm
Die size	160 mm2	228 mm2
Maximum case temperature (TCase)	69 °C	no data
Number of transistors	1,400 million	1,178 million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Core i7-3770S and A4-3420 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	1
Socket	FCLGA1155	FM1
Power consumption (TDP)	65 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-3770S and A4-3420. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX	no data
AES-NI	+	-
AVX	+	-
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
Idle States	+	no data
Thermal Monitoring	+	-
FDI	+	no data

Security technologies

Core i7-3770S and A4-3420 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-3770S and A4-3420 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-3770S and A4-3420. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR3
Maximum memory size	32 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	25.6 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel HD Graphics 4000	Radeon HD 6410D
Quick Sync Video	+	-
Clear Video HD	+	no data
Graphics max frequency	1.15 GHz	no data
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Core i7-3770S and A4-3420 integrated GPUs.

Number of displays supported

3

no data

Peripherals

Specifications and connection of peripherals supported by Core i7-3770S and A4-3420.

PCIe version

3.0

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.

---

Pros & cons summary

---

Performance score	3.89	0.66
Recency	29 April 2012	20 December 2011
Physical cores	4	2
Threads	8	2
Chip lithography	22 nm	32 nm

---

Should you still have questions on choice between Core i7-3770S and A4-3420, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.

---