Pentium 4 HT 661 vs E1-2500

Primary details

Comparing E1-2500 and Pentium 4 HT 661 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Desktop processor
Series	AMD E-Series	no data
Architecture codename	Kabini (2013−2014)	Cedar Mill (2006)
Release date	23 May 2013 (11 years ago)	5 January 2006 (18 years ago)
Launch price (MSRP)	no data	$401

Detailed specifications

E1-2500 and Pentium 4 HT 661 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	2
Base clock speed	no data	3.6 GHz
Boost clock speed	1.4 GHz	3.6 GHz
L1 cache	no data	28 KB
L2 cache	1024 KB	2 MB
L3 cache	0 KB	0 KB
Chip lithography	28 nm	65 nm
Die size	246 mm2	81 mm2
Maximum case temperature (TCase)	90 °C	69 °C
Number of transistors	1,178 million	188 million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on E1-2500 and Pentium 4 HT 661 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	FT3	775
Power consumption (TDP)	15 Watt	86 Watt

Technologies and extensions

Technological solutions and additional instructions supported by E1-2500 and Pentium 4 HT 661. You'll probably need this information if you require some particular technology.

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

Virtualization technologies

Virtual machine speed-up technologies supported by E1-2500 and Pentium 4 HT 661 are enumerated here.

AMD-V	+	-
IOMMU 2.0	+	-

Memory specs

Types, maximum amount and channel quantity of RAM supported by E1-2500 and Pentium 4 HT 661. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR1, DDR2, DDR3
Max memory channels	1	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	AMD Radeon HD 8240	no data
Enduro	+	-
Switchable graphics	+	-
UVD	+	-
VCE	+	-

Graphics interfaces

Available interfaces and connections of E1-2500 and Pentium 4 HT 661 integrated GPUs.

DisplayPort	+	-
HDMI	+	-

Graphics API support

APIs supported by E1-2500 and Pentium 4 HT 661 integrated GPUs, sometimes API versions are included.

DirectX	DirectX® 12	no data
Vulkan	+	-

Peripherals

Specifications and connection of peripherals supported by E1-2500 and Pentium 4 HT 661.

PCIe version

2.0

no data

Pros & cons summary

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Recency	23 May 2013	5 January 2006
Physical cores	2	1
Chip lithography	28 nm	65 nm
Power consumption (TDP)	15 Watt	86 Watt

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