A10-7850K vs Xeon E3-1245

Primary details

Comparing Xeon E3-1245 and A10-7850K processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1561	1848
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	1.22	0.26
Market segment	Server	Desktop processor
Series	no data	AMD A-Series (Desktop)
Power efficiency	3.35	2.13
Architecture codename	Sandy Bridge (2011−2013)	Godaveri (2014−2016)
Release date	3 April 2011 (13 years ago)	14 January 2014 (10 years ago)
Launch price (MSRP)	$350	$173

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon E3-1245 has 369% better value for money than A10-7850K.

Detailed specifications

Xeon E3-1245 and A10-7850K 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	3.3 GHz	3.7 GHz
Boost clock speed	3.7 GHz	4 GHz
L1 cache	64 KB (per core)	256 KB
L2 cache	256 KB (per core)	4096 KB
L3 cache	8 MB (shared)	0 KB
Chip lithography	32 nm	28 nm
Die size	216 mm2	246 mm2
Maximum core temperature	73 °C	72 °C
Maximum case temperature (TCase)	no data	74 °C
Number of transistors	1,160 million	1,178 million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	-	+

Compatibility

Information on Xeon E3-1245 and A10-7850K 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	LGA1155	FM2+
Power consumption (TDP)	95 Watt	95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E3-1245 and A10-7850K. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX	SSE1-4A, AVX, FM4A, VT
AES-NI	+	+
FMA	-	FMA4
AVX	+	+
FRTC	-	+
FreeSync	-	+
DualGraphics	-	+
TrueAudio	-	+
PowerNow	-	+
PowerGating	-	+
Out-of-band client management	-	+
VirusProtect	-	+
HSA	-	+
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	+	no data
Demand Based Switching	+	no data
FDI	+	no data
Fast Memory Access	+	no data

Security technologies

Xeon E3-1245 and A10-7850K technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
EDB	+	no data
Identity Protection	+	-

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E3-1245 and A10-7850K are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E3-1245 and A10-7850K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR3-2133
Maximum memory size	32 GB	no data
Max memory channels	2	2
Maximum memory bandwidth	21 GB/s	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel HD P3000	AMD Radeon R7 Graphics
iGPU core count	no data	8
Number of pipelines	no data	512
Quick Sync Video	+	-
Clear Video HD	+	no data
Enduro	-	+
Switchable graphics	-	+
UVD	-	+
VCE	-	+
Graphics max frequency	1.35 GHz	no data
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Xeon E3-1245 and A10-7850K integrated GPUs.

Number of displays supported	2	no data
DisplayPort	-	+
HDMI	-	+

Graphics API support

APIs supported by Xeon E3-1245 and A10-7850K integrated GPUs, sometimes API versions are included.

DirectX	no data	DirectX® 12
Vulkan	-	+

Peripherals

Specifications and connection of peripherals supported by Xeon E3-1245 and A10-7850K.

PCIe version	2.0	3.0
PCI Express lanes	20	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.

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Pros & cons summary

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Performance score	3.49	2.22
Recency	3 April 2011	14 January 2014
Threads	8	4
Chip lithography	32 nm	28 nm

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Should you still have questions on choice between Xeon E3-1245 and A10-7850K, ask them in Comments section, and we shall answer.

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