Pentium D 840 vs Pentium G6950

Primary details

Comparing Pentium G6950 and Pentium D 840 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	2514	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.01	no data
Market segment	Desktop processor	Desktop processor
Architecture codename	Clarkdale (2010−2011)	Smithfield (2005)
Release date	7 January 2010 (14 years ago)	May 2005 (19 years ago)
Launch price (MSRP)	$60	no data
Current price	$216 (3.6x MSRP)	$100

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Pentium G6950 and Pentium D 840 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	2 (Dual-core)	2 (Dual-core)
Threads	2	2
Base clock speed	2.8 GHz	3.2 GHz
Boost clock speed	2.8 GHz	3.2 GHz
L1 cache	64 KB (per core)	28 KB
L2 cache	256 KB (per core)	2 MB
L3 cache	3 MB (shared)	0 KB
Chip lithography	32 nm	90 nm
Die size	81 mm2	206 mm2
Maximum core temperature	73 °C	70 °C
Number of transistors	382 million	169 million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	No	No
VID voltage range	no data	1.2V-1.4V

Compatibility

Information on Pentium G6950 and Pentium D 840 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	2
Socket	FCLGA1156	PLGA775
Power consumption (TDP)	73 Watt	130 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium G6950 and Pentium D 840. You'll probably need this information if you require some particular technology.

AES-NI	-	-
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	-	-
Hyper-Threading Technology	-	-
Idle States	+	+
Thermal Monitoring	-	-
Demand Based Switching	-	-
PAE	36 Bit	32 Bit
FDI	+	no data
FSB parity	no data	-
Status	Discontinued	Discontinued

Security technologies

Pentium G6950 and Pentium D 840 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	-
EDB	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium G6950 and Pentium D 840 are enumerated here.

VT-d	no data	-
VT-x	+	-
EPT	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium G6950 and Pentium D 840. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR1, DDR2, DDR3
Maximum memory size	16.38 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	17 GB/s	no data
ECC memory support	no data	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

Intel HD

no data

Graphics interfaces

Available interfaces and connections of Pentium G6950 and Pentium D 840 integrated GPUs.

Number of displays supported

2

no data

Peripherals

Specifications and connection of peripherals supported by Pentium G6950 and Pentium D 840.

PCIe version	2.0	no data
PCI Express lanes	16	no data

Pros & cons summary

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Chip lithography	32 nm	90 nm
Power consumption (TDP)	73 Watt	130 Watt

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