Pentium D1507 vs i7-875K

Primary details

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

Place in the ranking	2243	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.10	no data
Market segment	Desktop processor	Server
Power efficiency	0.81	no data
Designer	Intel	Intel
Manufacturer	Intel	no data
Architecture codename	Lynnfield (2009−2010)	no data
Release date	30 May 2010 (15 years ago)	1 October 2015 (10 years ago)
Launch price (MSRP)	$486	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Performance to price scatter graph

Detailed specifications

Basic parameters of Core i7-875K and Pentium D1507: 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	2.93 GHz	1.2 GHz
Boost clock speed	3.6 GHz	no data
Bus rate	2.5 GT/s	no data
L1 cache	64 KB (per core)	no data
L2 cache	256 KB (per core)	no data
L3 cache	8 MB (shared)	3 MB
Chip lithography	45 nm	14 nm
Die size	296 mm2	no data
Maximum core temperature	73 °C	no data
Number of transistors	774 million	no data
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	+	-

Compatibility

Information on Core i7-875K and Pentium D1507 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	FCLGA1156,LGA1156	FCBGA1667
Power consumption (TDP)	95 Watt	20 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-875K and Pentium D1507. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2	Intel® AVX2
AES-NI	-	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	1.0	-
Hyper-Threading Technology	+	-
TSX	-	+
Idle States	+	+
Thermal Monitoring	-	+
Demand Based Switching	-	no data
PAE	36 Bit	no data
GPIO	no data	+

Security technologies

Core i7-875K and Pentium D1507 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-875K and Pentium D1507 are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-875K and Pentium D1507. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR4, DDR3
Maximum memory size	16 GB	128 GB
Max memory channels	2	2
Maximum memory bandwidth	21 GB/s	no data
ECC memory support	-	+

Peripherals

Specifications and connection of peripherals supported by Core i7-875K and Pentium D1507.

PCIe version	2.0	2.0/3.0
PCI Express lanes	16	32
USB revision	no data	2.0/3.0
Total number of SATA ports	no data	6
Number of USB ports	no data	8
Integrated LAN	no data	+
UART	no data	+

Pros & cons summary

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Recency	30 May 2010	1 October 2015
Physical cores	4	2
Threads	8	2
Chip lithography	45 nm	14 nm
Power consumption (TDP)	95 Watt	20 Watt