i7-975 Extreme Edition vs Atom Z615

Primary details

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

Place in the ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Desktop processor
Series	Intel Atom	Intel Core i7EE
Designer	Intel	Intel
Manufacturer	Intel	no data
Architecture codename	Lincroft (2010−2011)	Nehalem (2008−2010)
Release date	4 May 2010 (16 years ago)	2 June 2009 (16 years ago)

Detailed specifications

Basic parameters of Atom Z615 and Core i7-975 Extreme Edition: 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	1 (Single-Core)	4 (Quad-Core)
Threads	2	8
Base clock speed	1.6 GHz	no data
Boost clock speed	1.6 GHz	3.33 GHz
Bus type	cDMI	QPI
Bus rate	400 MT/s	6.4 GT/s
Multiplier	12	25
L1 cache	64K (per core)	no data
L2 cache	512 KB (per core)	1 MB
L3 cache	0 KB	8 MB
Chip lithography	45 nm	45 nm
Die size	65.2526 mm2	263 mm2
Maximum core temperature	+90 °C	no data
Number of transistors	140 million	731 Million
64 bit support	-	+
Windows 11 compatibility	-	-

Compatibility

Information on Atom Z615 and Core i7-975 Extreme Edition 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 (Uniprocessor)	1 (Uniprocessor)
Socket	T-PBGA518	no data
Power consumption (TDP)	2.2 Watt	130 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom Z615 and Core i7-975 Extreme Edition. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE, Intel® SSE2, Intel® SSE3, Intel® SSSE3	no data
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	-	no data
Hyper-Threading Technology	+	no data
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	-	no data
Demand Based Switching	-	no data
PAE	32 Bit	no data
GPIO	+	no data
FDI	-	no data
Fast Memory Access	-	no data
AMT	-	no data
Matrix Storage	-	no data
Quiet System	-	no data
I/O Acceleration	-	no data
Quick Resume	-	no data
HD Audio	-	no data

Security technologies

Atom Z615 and Core i7-975 Extreme Edition 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 Atom Z615 and Core i7-975 Extreme Edition are enumerated here.

VT-d	-	no data
VT-x	-	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom Z615 and Core i7-975 Extreme Edition. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR2	no data
Maximum memory size	2 GB	24 GB
Max memory channels	1	no data
Maximum memory bandwidth	3.2 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	PowerVR SGX535	no data
Max video memory	256 MB	no data
Clear Video	+	no data

Graphics interfaces

Available interfaces and connections of Atom Z615 and Core i7-975 Extreme Edition integrated GPUs.

LVDS	+	no data
MIPI	+	no data

Peripherals

Specifications and connection of peripherals supported by Atom Z615 and Core i7-975 Extreme Edition.

PCIe version	None	no data
PCI support	-	no data
USB revision	2.0	no data
Integrated IDE	-	no data
Number of USB ports	4	no data
Integrated LAN	-	no data
UART	+	no data

Pros & cons summary

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Recency	4 May 2010	2 June 2009
Physical cores	1	4
Threads	2	8
Power consumption (TDP)	2 Watt	130 Watt