Core 2 Extreme X7800 vs Core i7-7920HQ

Place in the ranking	1260	2660
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Core i7	Intel Core 2 Extreme
Power efficiency	9.75	1.55
Architecture codename	Kaby Lake-H (2017)	Merom XE (2007)
Release date	3 January 2017 (7 years ago)	17 July 2007 (17 years ago)
Launch price (MSRP)	$378	$851

Detailed specifications

Core i7-7920HQ and Core 2 Extreme X7800 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	4 (Quad-Core)	2 (Dual-core)
Threads	8	2
Base clock speed	3.1 GHz	2.6 GHz
Boost clock speed	4.1 GHz	2.6 GHz
Bus type	DMI 3.0	no data
Bus rate	8 GT/s	800 MHz
Multiplier	31	no data
L1 cache	256 KB	128 KB
L2 cache	1 MB	4 MB
L3 cache	8 MB (shared)	4 MB L2 Cache
Chip lithography	14 nm	65 nm
Die size	126 mm²	143 mm²
Maximum core temperature	100 °C	100 °C
Number of transistors	no data	291 Million
64 bit support	+	+
Windows 11 compatibility	-	-
VID voltage range	no data	1.1V-1.375V

Compatibility

Information on Core i7-7920HQ and Core 2 Extreme X7800 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)	no data
Socket	FCBGA1440	PPGA478
Power consumption (TDP)	45 Watt	44 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-7920HQ and Core 2 Extreme X7800. 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)	+	+
Speed Shift	+	no data
My WiFi	+	no data
Turbo Boost Technology	2.0	-
Hyper-Threading Technology	+	-
TSX	+	-
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	+	no data
SIPP	+	-
Smart Response	+	no data
Demand Based Switching	no data	-
FSB parity	no data	-
Status	Discontinued	Discontinued

Security technologies

Core i7-7920HQ and Core 2 Extreme X7800 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 i7-7920HQ and Core 2 Extreme X7800 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 i7-7920HQ and Core 2 Extreme X7800. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	no data
Maximum memory size	64 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	38.397 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel HD Graphics 630	no data
Max video memory	64 GB	no data
Quick Sync Video	+	-
Clear Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	1.1 GHz	no data
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Core i7-7920HQ and Core 2 Extreme X7800 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 i7-7920HQ and Core 2 Extreme X7800 integrated GPUs, including resolutions over different interfaces.

4K resolution support	+	no data
Max resolution over HDMI 1.4	4096x2304@30Hz	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 i7-7920HQ and Core 2 Extreme X7800 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 i7-7920HQ and Core 2 Extreme X7800.

PCIe version	3.0	no data
PCI Express lanes	16	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.

i7-7920HQ 4.82
+543%

Core 2 Extreme X7800 0.75

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

i7-7920HQ 7367
+547%

Core 2 Extreme X7800 1138

Gaming performance

Pros & cons summary

Performance score	4.82	0.75
Recency	3 January 2017	17 July 2007
Physical cores	4	2
Threads	8	2
Chip lithography	14 nm	65 nm
Power consumption (TDP)	45 Watt	44 Watt

i7-7920HQ has a 542.7% higher aggregate performance score, an age advantage of 9 years, 100% more physical cores and 300% more threads, and a 364.3% more advanced lithography process.

Core 2 Extreme X7800, on the other hand, has 2.3% lower power consumption.

The Core i7-7920HQ is our recommended choice as it beats the Core 2 Extreme X7800 in performance tests.

Should you still have questions on choice between Core i7-7920HQ and Core 2 Extreme X7800, ask them in Comments section, and we shall answer.