Celeron 787 vs Pentium G640T

Primary details

Comparing Pentium G640T and Celeron 787 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	2580	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.82	no data
Market segment	Desktop processor	Laptop
Series	no data	Intel Celeron
Architecture codename	Sandy Bridge (2011−2013)	Sandy Bridge (2011−2013)
Release date	3 June 2012 (12 years ago)	1 July 2011 (13 years ago)
Launch price (MSRP)	no data	$107
Current price	$83	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Pentium G640T and Celeron 787 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)	1 (Single-Core)
Threads	2	1
Base clock speed	2.4 GHz	1.3 GHz
Boost clock speed	2.4 GHz	1.3 GHz
Bus support	no data	4 × 5 GT/s
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	256 KB (per core)	256 KB (per core)
L3 cache	3 MB (shared)	1.5 MB (shared)
Chip lithography	32 nm	32 nm
Die size	131 mm2	131 mm2
Maximum core temperature	65 °C	100 °C
Number of transistors	504 million	504 million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	No	No

Compatibility

Information on Pentium G640T and Celeron 787 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	FCLGA1155	FCBGA1023
Power consumption (TDP)	35 Watt	17 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium G640T and Celeron 787. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	Intel® SSE4.1, Intel® SSE4.2
AES-NI	+	-
FMA	no data	+
AVX	+	no data
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	-	-
Hyper-Threading Technology	-	-
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	+	+
Demand Based Switching	no data	-
FDI	+	+
Fast Memory Access	+	+
Status	Discontinued	Discontinued

Security technologies

Pentium G640T and Celeron 787 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	-
EDB	+	+
Anti-Theft	no data	-

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium G640T and Celeron 787 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium G640T and Celeron 787. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR3
Maximum memory size	32 GB	16 GB
Max memory channels	2	2
Maximum memory bandwidth	17 GB/s	21.3 GB/s
ECC memory support	no data	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® HD Graphics for 2nd Generation Intel® Processors	Intel® HD Graphics for 2nd Generation Intel® Processors
Quick Sync Video	-	-
Clear Video HD	-	-
Graphics max frequency	1.1 GHz	950 MHz
InTru 3D	-	-

Graphics interfaces

Available interfaces and connections of Pentium G640T and Celeron 787 integrated GPUs.

Number of displays supported	2	2
eDP	no data	+
DisplayPort	no data	+
HDMI	no data	+
SDVO	no data	+
CRT	no data	+

Peripherals

Specifications and connection of peripherals supported by Pentium G640T and Celeron 787.

PCIe version	2.0	2.0
PCI Express lanes	16	16

Pros & cons summary

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Recency	3 June 2012	1 July 2011
Physical cores	2	1
Threads	2	1
Power consumption (TDP)	35 Watt	17 Watt

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