Pentium M 780 vs i7-6600U

Place in the ranking	1862	3185
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Core i7	Pentium M
Power efficiency	13.57	0.84
Architecture codename	Skylake (2015−2016)	Dothan (2004−2005)
Release date	1 September 2015 (9 years ago)	25 July 2005 (19 years ago)
Launch price (MSRP)	$393	no data

Detailed specifications

Core i7-6600U and Pentium M 780 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	4	1
Base clock speed	2.6 GHz	2.26 GHz
Boost clock speed	3.4 GHz	0.03 GHz
Bus type	OPI	no data
Bus rate	4 GT/s	533 MHz
Multiplier	26	no data
L1 cache	128 KB	32 KB
L2 cache	512 KB	2 MB
L3 cache	4 MB	0 KB
Chip lithography	14 nm	90 nm
Die size	98.57 mm²	87 mm²
Maximum core temperature	100 °C	100 °C
Number of transistors	1750 Million	144 million
64 bit support	+	-
Windows 11 compatibility	-	-
VID voltage range	no data	1.26V-1.404V

Compatibility

Information on Core i7-6600U and Pentium M 780 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
Socket	FCBGA1356	PPGA478, H-PBGA479
Power consumption (TDP)	15 Watt	27 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-6600U and Pentium M 780. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	no data
AES-NI	+	-
AVX	+	-
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
My WiFi	+	no data
Turbo Boost Technology	2.0	-
Hyper-Threading Technology	+	-
TSX	+	-
Idle States	+	-
Thermal Monitoring	+	-
Flex Memory Access	+	no data
SIPP	+	-
Smart Response	+	no data
Demand Based Switching	no data	-
PAE	no data	32 Bit
FSB parity	no data	-

Security technologies

Core i7-6600U and Pentium M 780 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	-
EDB	+	+
Secure Key	+	no data
MPX	+	-
Identity Protection	+	-
SGX	Yes with Intel® ME	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-6600U and Pentium M 780 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-6600U and Pentium M 780. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3, DDR4	DDR2
Maximum memory size	32 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	34.134 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel HD Graphics 520	On certain motherboards (Chipset feature)
Max video memory	32 GB	no data
Quick Sync Video	+	-
Clear Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	1.05 GHz	no data
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Core i7-6600U and Pentium M 780 integrated GPUs.

Number of displays supported	3	no data
eDP	+	no data
DisplayPort	+	-
HDMI	+	-
DVI	+	no data

Graphics image quality

Maximum display resolutions supported by Core i7-6600U and Pentium M 780 integrated GPUs, including resolutions over different interfaces.

4K resolution support	+	no data
Max resolution over HDMI 1.4	4096x2304@24Hz	no data
Max resolution over eDP	4096x2304@60Hz	no data
Max resolution over DisplayPort	4096x2304@60Hz	no data
Max resolution over VGA	N/A	no data

Graphics API support

APIs supported by Core i7-6600U and Pentium M 780 integrated GPUs, sometimes API versions are included.

DirectX	12	no data
OpenGL	4.5	no data

Peripherals

Specifications and connection of peripherals supported by Core i7-6600U and Pentium M 780.

PCIe version	3.0	no data
PCI Express lanes	12	no data

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

i7-6600U 2.15
+796%

Pentium M 780 0.24

3DMark06 CPU

3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.

i7-6600U 4334
+364%

Pentium M 780 933

wPrime 32

wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.

i7-6600U 14.73
+443%

Pentium M 780 80

Gaming performance

Pros & cons summary

Performance score	2.15	0.24
Recency	1 September 2015	25 July 2005
Physical cores	2	1
Threads	4	1
Chip lithography	14 nm	90 nm
Power consumption (TDP)	15 Watt	27 Watt

i7-6600U has a 795.8% higher aggregate performance score, an age advantage of 10 years, 100% more physical cores and 300% more threads, a 542.9% more advanced lithography process, and 80% lower power consumption.

The Core i7-6600U is our recommended choice as it beats the Pentium M 780 in performance tests.

Should you still have questions on choice between Core i7-6600U and Pentium M 780, ask them in Comments section, and we shall answer.