A4-3320M vs Celeron 2955U

Place in the ranking	2844	2986
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Celeron	AMD A-Series
Power efficiency	3.47	1.13
Architecture codename	Haswell (2013−2015)	Llano (2011−2012)
Release date	1 September 2013 (11 years ago)	20 December 2011 (13 years ago)

Detailed specifications

Celeron 2955U and A4-3320M 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)	2 (Dual-core)
Threads	2	2
Base clock speed	1.4 GHz	2 GHz
Boost clock speed	1.4 GHz	2.6 GHz
Bus rate	5 GT/s	no data
L1 cache	64K (per core)	128 KB (per core)
L2 cache	256K (per core)	1 MB (per core)
L3 cache	2 MB (shared)	0 KB
Chip lithography	22 nm	32 nm
Die size	118 mm²	228 mm²
Maximum core temperature	100 °C	no data
Maximum case temperature (TCase)	105 °C	no data
Number of transistors	1,400 million	1,178 million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Celeron 2955U and A4-3320M 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	FCBGA1168	FS1
Power consumption (TDP)	15 Watt	35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron 2955U and A4-3320M. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	3DNow!, MMX, SSE, SSE2, SSE3, SSE4a, Radeon HD 6480G
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	-	no data
Hyper-Threading Technology	-	no data
Idle States	+	no data
Thermal Monitoring	+	-
Smart Response	-	no data
GPIO	+	no data
Smart Connect	+	no data
FDI	-	no data
AMT	9.5	no data
Matrix Storage	-	no data
HD Audio	+	no data
RST	+	no data

Security technologies

Celeron 2955U and A4-3320M technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	no data
EDB	+	no data
Secure Key	+	no data
OS Guard	-	no data
Anti-Theft	-	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Celeron 2955U and A4-3320M 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 Celeron 2955U and A4-3320M. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR3
Maximum memory size	16 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 Compare	Intel HD Graphics for 4th Generation Intel Processors	AMD Radeon HD 6480G (444 MHz)
Clear Video	+	no data
Graphics max frequency	1 GHz	no data

Graphics interfaces

Available interfaces and connections of Celeron 2955U and A4-3320M integrated GPUs.

Number of displays supported	3	no data
eDP	+	no data
DisplayPort	+	-
HDMI	+	-

Peripherals

Specifications and connection of peripherals supported by Celeron 2955U and A4-3320M.

PCIe version	2.0	no data
PCI Express lanes	10	no data
PCI support	-	no data
USB revision	3.0	no data
Total number of SATA ports	2	no data
Max number of SATA 6 Gb/s Ports	2	no data
Integrated IDE	-	no data
Number of USB ports	4	no data
Integrated LAN	-	no data
UART	+	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.

Celeron 2955U 0.55
+31%

A4-3320M 0.42

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Celeron 2955U 880
+31.7%

A4-3320M 668

Gaming performance

Pros & cons summary

Performance score	0.55	0.42
Integrated graphics card	0.77	0.66
Recency	1 September 2013	20 December 2011
Chip lithography	22 nm	32 nm
Power consumption (TDP)	15 Watt	35 Watt

Celeron 2955U has a 31% higher aggregate performance score, 16.7% faster integrated GPU, an age advantage of 1 year, a 45.5% more advanced lithography process, and 133.3% lower power consumption.

The Celeron 2955U is our recommended choice as it beats the A4-3320M in performance tests.

Should you still have questions on choice between Celeron 2955U and A4-3320M, ask them in Comments section, and we shall answer.