A4 Micro-6400T vs Pentium Dual T4400

Place in the ranking	2589	2721
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Pentium Dual Core	AMD A-Series
Power efficiency	2.20	14.24
Architecture codename	Penryn (2008−2011)	Mullins (2014)
Release date	1 December 2009 (14 years ago)	29 April 2014 (10 years ago)

Detailed specifications

Pentium Dual Core T4400 and A4 Micro-6400T 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)	4 (Quad-Core)
Threads	2	4
Base clock speed	2.2 GHz	1 GHz
Boost clock speed	2.2 GHz	1.6 GHz
Bus rate	800 MHz	no data
L1 cache	128 KB	no data
L2 cache	1 MB	2048 KB
Chip lithography	45 nm	28 nm
Die size	107 mm²	no data
Number of transistors	410 million	no data
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Pentium Dual Core T4400 and A4 Micro-6400T 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	P	FT3b
Power consumption (TDP)	35 Watt	4.5 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium Dual Core T4400 and A4 Micro-6400T. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	86x SSE (1, 2, 3, 3S, 4.1, 4.2, 4A),-64, AES, AVX
AES-NI	-	+
FMA	-	FMA4
AVX	-	+
PowerNow	-	+
PowerGating	-	+
VirusProtect	-	+
Enhanced SpeedStep (EIST)	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium Dual Core T4400 and A4 Micro-6400T are enumerated here.

AMD-V	-	+
IOMMU 2.0	-	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium Dual Core T4400 and A4 Micro-6400T. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR3-1333
Max memory channels	no data	1

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	On certain motherboards (Chipset feature)	AMD Radeon R3 Graphics
Enduro	-	+
Switchable graphics	-	+
UVD	-	+
VCE	-	+

Graphics interfaces

Available interfaces and connections of Pentium Dual Core T4400 and A4 Micro-6400T integrated GPUs.

DisplayPort	-	+
HDMI	-	+

Graphics API support

APIs supported by Pentium Dual Core T4400 and A4 Micro-6400T integrated GPUs, sometimes API versions are included.

DirectX	no data	DirectX® 12
Vulkan	-	+

Peripherals

Specifications and connection of peripherals supported by Pentium Dual Core T4400 and A4 Micro-6400T.

PCIe version

no data

2.0

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.

Pentium Dual T4400 0.82
+18.8%

A4 Micro-6400T 0.69

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.

Pentium Dual T4400 1284
+18.7%

A4 Micro-6400T 1082

Cinebench 10 32-bit single-core

Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.

Pentium Dual T4400 2231
+78.3%

A4 Micro-6400T 1251

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.

Pentium Dual T4400 4200
+24.3%

A4 Micro-6400T 3380

3DMark06 CPU

3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.

Pentium Dual T4400 1897
+14%

A4 Micro-6400T 1664

wPrime 32

wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.

Pentium Dual T4400 38.2
+21.1%

A4 Micro-6400T 46.27

Gaming performance

Pros & cons summary

Performance score	0.82	0.69
Recency	1 December 2009	29 April 2014
Physical cores	2	4
Threads	2	4
Chip lithography	45 nm	28 nm
Power consumption (TDP)	35 Watt	4 Watt

Pentium Dual T4400 has a 18.8% higher aggregate performance score.

A4 Micro-6400T, on the other hand, has an age advantage of 4 years, 100% more physical cores and 100% more threads, a 60.7% more advanced lithography process, and 775% lower power consumption.

The Pentium Dual Core T4400 is our recommended choice as it beats the A4 Micro-6400T in performance tests.

Should you still have questions on choice between Pentium Dual Core T4400 and A4 Micro-6400T, ask them in Comments section, and we shall answer.