Pentium III 1400 vs A6-7400K

Primary details

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

Place in the ranking	2716	3644
Place by popularity	not in top-100	not in top-100
Market segment	Desktop processor	Desktop processor
Power efficiency	1.57	0.38
Designer	AMD	Intel
Manufacturer	GlobalFoundries	no data
Architecture codename	Kaveri (2014−2015)	Tualatin (2000−2002)
Release date	31 July 2014 (11 years ago)	December 2001 (24 years ago)

Detailed specifications

A6-7400K and Pentium III 1400 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)	1 (Single-Core)
Threads	2	1
Base clock speed	3.5 GHz	no data
Boost clock speed	3.9 GHz	1.4 GHz
L1 cache	128 KB	8 KB
L2 cache	1024 KB	256 KB
L3 cache	no data	0 KB
Chip lithography	28 nm	130 nm
Die size	245 mm2	80 mm2
Maximum core temperature	70 °C	no data
Maximum case temperature (TCase)	72 °C	69 °C
Number of transistors	2,411 million	44 million
64 bit support	+	-
Windows 11 compatibility	no data	-
Unlocked multiplier	+	-

Compatibility

Information on A6-7400K and Pentium III 1400 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	FM2+	370
Power consumption (TDP)	65 Watt	31 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A6-7400K and Pentium III 1400. You'll probably need this information if you require some particular technology.

AES-NI	+	-
FMA	+	-
AVX	+	-
FRTC	+	-
FreeSync	+	-
TrueAudio	+	-
PowerNow	+	-
PowerGating	+	-
Out-of-band client management	+	-
VirusProtect	+	-
HSA	+	-

Virtualization technologies

Virtual machine speed-up technologies supported by A6-7400K and Pentium III 1400 are enumerated here.

AMD-V	+	-
IOMMU 2.0	+	-

Memory specs

Types, maximum amount and channel quantity of RAM supported by A6-7400K and Pentium III 1400. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3-1866	no data
Max memory channels	2	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	AMD Radeon R5 Graphics	no data
iGPU core count	4	no data
จำนวนพาธไลน์	256	no data
Enduro	+	-
Switchable graphics	+	-
UVD	+	-
VCE	+	-

Graphics interfaces

Available interfaces and connections of A6-7400K and Pentium III 1400 integrated GPUs.

DisplayPort	+	-
HDMI	+	-

Graphics API support

APIs supported by A6-7400K and Pentium III 1400 integrated GPUs, sometimes API versions are included.

DirectX	DirectX® 12	no data
Vulkan	+	-

Peripherals

Specifications and connection of peripherals supported by A6-7400K and Pentium III 1400.

PCIe version	3.0	no data
PCI Express lanes	16	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	0.95	0.11
Physical cores	2	1
Threads	2	1
Chip lithography	28 nm	130 nm
Power consumption (TDP)	65 Watt	31 Watt

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