Xeon L5506 vs X5570

Place in performance ranking	1757	1658
Place by popularity	not in top-100	not in top-100
Value for money	2.98	24.96
Market segment	Server	Server
Architecture codename	Gainestown (2009−2010)	Gainestown (2009−2010)
Release date	March 2009 (15 years old)	March 2009 (15 years old)
Launch price (MSRP)	$49	$125
Current price	$50 (1x MSRP)	$253 (2x MSRP)

Value for money

Performance per price, higher is better.

Xeon L5506 has 738% better value for money than Xeon X5570.

Technical specs

Xeon X5570 and Xeon L5506 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)	4 (Quad-Core)
Threads	8	4
Base clock speed	2.93 GHz	2.13 GHz
Boost clock speed	3.33 GHz	2.13 GHz
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	256 KB (per core)	256 KB (per core)
L3 cache	8 MB (shared)	4 MB (shared)
Chip lithography	45 nm	45 nm
Die size	263 mm²	263 mm²
Maximum core temperature	75 °C	70 °C
Number of transistors	731 million	731 million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	No	No

Compatibility

Information on Xeon X5570 and Xeon L5506 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	2
Socket	FCLGA1366	FCLGA1366
Power consumption (TDP)	95 Watt	60 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon X5570 and Xeon L5506. You'll probably need this information if you require some particular technology.

Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	1.0	-
Hyper-Threading Technology	+	-
Idle States	+	+
Demand Based Switching	+	+
PAE	40 Bit	40 Bit
Status	Discontinued	Discontinued

Security technologies

Xeon X5570 and Xeon L5506 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon X5570 and Xeon L5506 are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon X5570 and Xeon L5506. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR3
Maximum memory size	144 GB	144 GB
Max memory channels	3	3
Maximum memory bandwidth	32 GB/s	19.2 GB/s
ECC memory support	+	+

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.

Xeon X5570 2.13

Xeon L5506 2.42
+13.6%

L5506 outperforms X5570 by 14% based on our aggregated benchmark results.

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.

Benchmark coverage: 68%

Xeon X5570 3263

Xeon L5506 3706
+13.6%

L5506 outperforms X5570 by 14% in Passmark.