A6-7400K vs i7-950

Primary details

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

Place in the ranking	2180	2714
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.18	no data
Market segment	Desktop processor	Desktop processor
Series	Core i7 (Desktop)	no data
Power efficiency	1.52	1.57
Designer	Intel	AMD
Manufacturer	Intel	GlobalFoundries
Architecture codename	Bloomfield (2008−2010)	Kaveri (2014−2015)
Release date	2 June 2009 (16 years ago)	31 July 2014 (11 years ago)
Launch price (MSRP)	$290	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Performance to price scatter graph

Detailed specifications

Core i7-950 and A6-7400K 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	8	2
Base clock speed	3.06 GHz	3.5 GHz
Boost clock speed	3.33 GHz	3.9 GHz
Bus rate	1333 MHz	no data
L1 cache	64 KB (per core)	128 KB
L2 cache	256 KB (per core)	1024 KB
L3 cache	8 MB (shared)	no data
Chip lithography	45 nm	28 nm
Die size	263 mm2	245 mm2
Maximum core temperature	68 °C	70 °C
Maximum case temperature (TCase)	no data	72 °C
Number of transistors	731 million	2,411 million
64 bit support	+	+
Windows 11 compatibility	-	no data
Unlocked multiplier	-	+

Compatibility

Information on Core i7-950 and A6-7400K 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	FCLGA1366	FM2+
Power consumption (TDP)	130 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-950 and A6-7400K. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2	no data
AES-NI	-	+
FMA	-	+
AVX	-	+
FRTC	-	+
FreeSync	-	+
TrueAudio	-	+
PowerNow	-	+
PowerGating	-	+
Out-of-band client management	-	+
VirusProtect	-	+
HSA	-	+
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	1.0	no data
Hyper-Threading Technology	+	no data
Idle States	+	no data
Demand Based Switching	-	no data
PAE	36 Bit	no data

Security technologies

Core i7-950 and A6-7400K 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 Core i7-950 and A6-7400K are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-950 and A6-7400K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR3-1866
Maximum memory size	24 GB	no data
Max memory channels	3	2
Maximum memory bandwidth	25.6 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	N/A	AMD Radeon R5 Graphics
iGPU core count	no data	4
จำนวนพาธไลน์	no data	256
Enduro	-	+
Switchable graphics	-	+
UVD	-	+
VCE	-	+

Graphics interfaces

Available interfaces and connections of Core i7-950 and A6-7400K integrated GPUs.

DisplayPort	-	+
HDMI	-	+

Graphics API support

APIs supported by Core i7-950 and A6-7400K integrated GPUs, sometimes API versions are included.

DirectX	no data	DirectX® 12
Vulkan	-	+

Peripherals

Specifications and connection of peripherals supported by Core i7-950 and A6-7400K.

PCIe version	2.0	3.0
PCI Express lanes	no data	16

Synthetic benchmarks

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.

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Pros & cons summary

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Performance score	1.84	0.95
Recency	2 June 2009	31 July 2014
Physical cores	4	2
Threads	8	2
Chip lithography	45 nm	28 nm
Power consumption (TDP)	130 Watt	65 Watt

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