Xeon X7350 vs E5440

Primary details

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

Place in the ranking	2477	1512
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.04	0.13
Market segment	Server	Server
Power efficiency	0.71	1.45
Designer	Intel	Intel
Manufacturer	Intel	Intel
Architecture codename	Harpertown (2007−2008)	Tigerton (2007)
Release date	11 November 2007 (18 years ago)	6 September 2007 (18 years ago)
Launch price (MSRP)	$690	$2,301

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon X7350 has 225% better value for money than Xeon E5440.

Performance to price scatter graph

Currently popular graphics cards are shown for comparison.

Detailed specifications

Basic parameters of Xeon E5440 and Xeon X7350: 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)	6 (Hexa-Core)
Threads	4	6
Base clock speed	2.83 GHz	2.93 GHz
Boost clock speed	0.83 GHz	0.93 GHz
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	6 MB (per die)	4 MB (per die)
L3 cache	12 MB L2 Cache	8 MB L2 Cache
Chip lithography	45 nm	65 nm
Die size	2x 107 mm2	2x 143 mm2
Maximum case temperature (TCase)	63 °C	64 °C
Number of transistors	820 million	582 million
64 bit support	+	+
Windows 11 compatibility	-	-
VID voltage range	0.85V-1.35V	1V-1.5V

Compatibility

Information on Xeon E5440 and Xeon X7350 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	4
Socket	LGA771	PGA604,PPGA604
Power consumption (TDP)	80 Watt	130 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5440 and Xeon X7350. You'll probably need this information if you require some particular technology.

Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	-	-
Hyper-Threading Technology	-	-
Idle States	+	+
Thermal Monitoring	+	+
Demand Based Switching	+	+
FSB parity	+	+

Security technologies

Xeon E5440 and Xeon X7350 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5440 and Xeon X7350 are enumerated here.

VT-x	+	+
EPT	-	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5440 and Xeon X7350. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR2, DDR3 Depends on motherboard

DDR2, DDR3

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

N/A

On certain motherboards (Chipset feature)

Peripherals

Specifications and connection of peripherals supported by Xeon E5440 and Xeon X7350.

PCIe version

2.0

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.

---

Combined synthetic benchmark score

This is our combined benchmark performance rating.

---

Pros & cons summary

---

Performance score	1.35	4.48
Recency	11 November 2007	6 September 2007
Physical cores	4	6
Threads	4	6
Chip lithography	45 nm	65 nm
Power consumption (TDP)	80 Watt	130 Watt