Xeon E5540 vs A10 PRO-7800B

Primary details

Comparing A10 PRO-7800B and Xeon E5540 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1749	1900
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	3.05
Market segment	Desktop processor	Server
Architecture codename	Kaveri (2014−2015)	Gainestown (2009−2010)
Release date	31 July 2014 (9 years ago)	March 2009 (15 years ago)
Launch price (MSRP)	no data	$30
Current price	no data	$126 (4.2x MSRP)

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

A10 PRO-7800B and Xeon E5540 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	4	8
Base clock speed	3.5 GHz	2.53 GHz
Boost clock speed	3.9 GHz	2.8 GHz
L1 cache	256 KB	64 KB (per core)
L2 cache	4096 KB	256 KB (per core)
L3 cache	no data	8 MB (shared)
Chip lithography	28 nm	45 nm
Die size	245 mm2	263 mm2
Maximum core temperature	71 °C	76 °C
Maximum case temperature (TCase)	74 °C	no data
Number of transistors	2,411 million	731 million
64 bit support	+	+
Windows 11 compatibility	no data	-
Unlocked multiplier	No	No

Compatibility

Information on A10 PRO-7800B and Xeon E5540 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	2
Socket	FM2+	FCLGA1366
Power consumption (TDP)	65 Watt	80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A10 PRO-7800B and Xeon E5540. You'll probably need this information if you require some particular technology.

AES-NI	+	no data
FMA	+	no data
AVX	+	no data
PowerTune	+	no data
TrueAudio	+	no data
PowerNow	+	no data
PowerGating	+	no data
Out-of-band client management	+	no data
VirusProtect	+	no data
RAID	+	no data
HSA	1	no data
Enhanced SpeedStep (EIST)	no data	+
Turbo Boost Technology	no data	1.0
Hyper-Threading Technology	no data	+
Idle States	no data	+
Demand Based Switching	no data	+
PAE	no data	40 Bit
Status	no data	Discontinued

Security technologies

A10 PRO-7800B and Xeon E5540 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 A10 PRO-7800B and Xeon E5540 are enumerated here.

AMD-V	+	no data
VT-d	no data	+
VT-x	no data	+
EPT	no data	+
IOMMU 2.0	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by A10 PRO-7800B and Xeon E5540. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3-2133	DDR3
Maximum memory size	no data	144 GB
Max memory channels	2	3
Maximum memory bandwidth	no data	25.6 GB/s
ECC memory support	no data	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	AMD Radeon R7 Graphics	no data
iGPU core count	8	no data
Number of pipelines	512	no data
UVD	+	no data
VCE	+	no data

Graphics interfaces

Available interfaces and connections of A10 PRO-7800B and Xeon E5540 integrated GPUs.

DisplayPort	+	no data
HDMI	+	no data

Graphics API support

APIs supported by A10 PRO-7800B and Xeon E5540 integrated GPUs, sometimes API versions are included.

DirectX

DirectX® 12

no data

Peripherals

Specifications and connection of peripherals supported by A10 PRO-7800B and Xeon E5540.

PCIe version	3.0	no data
PCI Express lanes	16	no data

Synthetic benchmark performance

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. 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.

A10 PRO-7800B outperforms Xeon E5540 by 21% based on our aggregated benchmark results.

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Pros & cons summary

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Performance score	2.18	1.80
Threads	4	8
Chip lithography	28 nm	45 nm
Power consumption (TDP)	65 Watt	80 Watt

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Should you still have questions on choice between A10 PRO-7800B and Xeon E5540, ask them in Comments section, and we shall answer.

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