Core 2 Duo E8400 vs Athlon X4 860K

Primary details

Comparing Athlon X4 860K and Core 2 Duo E8400 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1744	2553
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.49	1.86
Market segment	Desktop processor	Desktop processor
Architecture codename	Kaveri (2014−2015)	Wolfdale (2008−2010)
Release date	12 August 2014 (9 years ago)	1 January 2008 (16 years ago)
Current price	$112	$67

Cost-effectiveness evaluation

Performance per price, higher is better.

Core 2 Duo E8400 has 280% better value for money than Athlon X4 860K.

Detailed specifications

Athlon X4 860K and Core 2 Duo E8400 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)	2 (Dual-core)
Threads	4	2
Base clock speed	3.7 GHz	3 GHz
Boost clock speed	4 GHz	3 GHz
L1 cache	256K	64 KB (per core)
L2 cache	4 MB	6 MB (shared)
L3 cache	no data	0 KB
Chip lithography	28 nm	45 nm
Die size	245 mm2	104 mm2
Maximum core temperature	no data	72 °C
Maximum case temperature (TCase)	72 °C	72 °C
Number of transistors	2,411 million	410 million
64 bit support	+	+
Windows 11 compatibility	no data	-
Unlocked multiplier	Yes	No
VID voltage range	no data	0.85V-1.3625V

Compatibility

Information on Athlon X4 860K and Core 2 Duo E8400 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	FM2+	LGA775
Power consumption (TDP)	95 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Athlon X4 860K and Core 2 Duo E8400. You'll probably need this information if you require some particular technology.

AES-NI	+	-
FMA	+	no data
AVX	+	no data
Enhanced SpeedStep (EIST)	no data	+
Turbo Boost Technology	no data	-
Hyper-Threading Technology	no data	-
Idle States	no data	+
Thermal Monitoring	no data	+
Demand Based Switching	no data	-
FSB parity	no data	-
Status	no data	Discontinued

Security technologies

Athlon X4 860K and Core 2 Duo E8400 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 Athlon X4 860K and Core 2 Duo E8400 are enumerated here.

AMD-V	+	no data
VT-d	no data	+
VT-x	no data	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Athlon X4 860K and Core 2 Duo E8400. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR3-2133

DDR1, DDR2, DDR3

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

On certain motherboards (Chipset feature)

Peripherals

Specifications and connection of peripherals supported by Athlon X4 860K and Core 2 Duo E8400.

PCIe version	3.0	2.0
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.

Athlon X4 860K outperforms Core 2 Duo E8400 by 195% based on our aggregated benchmark results.

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Pros & cons summary

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Performance score	2.21	0.75
Recency	12 August 2014	1 January 2008
Physical cores	4	2
Threads	4	2
Chip lithography	28 nm	45 nm
Power consumption (TDP)	95 Watt	65 Watt

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Should you still have questions on choice between Athlon X4 860K and Core 2 Duo E8400, ask them in Comments section, and we shall answer.

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