Atom E625C vs Xeon L5609

Primary details

Comparing Xeon L5609 and Atom E625C processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1879	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Server	Laptop
Power efficiency	4.92	no data
Architecture codename	Westmere-EP (2010−2011)	Stellarton (2010)
Release date	16 March 2010 (14 years ago)	22 November 2010 (13 years ago)

Detailed specifications

Xeon L5609 and Atom E625C 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)	1 (Single-Core)
Threads	4	2
Base clock speed	1.86 GHz	no data
Boost clock speed	1.86 GHz	0.6 GHz
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	256 KB (per core)	512 KB (per core)
L3 cache	12 MB (shared)	0 KB
Chip lithography	32 nm	45 nm
Die size	239 mm2	26 mm2
Maximum core temperature	63 °C	no data
Number of transistors	1,170 million	47 million
64 bit support	+	-
Windows 11 compatibility	-	-

Compatibility

Information on Xeon L5609 and Atom E625C 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	2	1
Socket	FCLGA1366,LGA1366	Intel BGA1466
Power consumption (TDP)	40 Watt	3 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon L5609 and Atom E625C. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2	no data
AES-NI	+	-
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	-	no data
Hyper-Threading Technology	-	+
Idle States	+	no data
Demand Based Switching	+	no data
PAE	40 Bit	no data

Security technologies

Xeon L5609 and Atom E625C technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
EDB	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon L5609 and Atom E625C are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon L5609 and Atom E625C. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR2
Maximum memory size	288 GB	no data
Max memory channels	3	no data
Maximum memory bandwidth	25.6 GB/s	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

Intel GMA 600

Peripherals

Specifications and connection of peripherals supported by Xeon L5609 and Atom E625C.

PCIe version

2.0

no data

Pros & cons summary

---

Recency	16 March 2010	22 November 2010
Physical cores	4	1
Threads	4	2
Chip lithography	32 nm	45 nm
Power consumption (TDP)	40 Watt	3 Watt

---

Should you still have questions on choice between Xeon L5609 and Atom E625C, 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.

---