Core Ultra 9 288V vs Core 2 Extreme QX9300

Place in the ranking	2379	620
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Core 2 Extreme	no data
Power efficiency	2.40	38.80
Architecture codename	Penryn (2008−2011)	Lunar Lake (2024)
Release date	August 2008 (16 years ago)	24 September 2024 (less than a year ago)

Detailed specifications

Core 2 Extreme QX9300 and Core Ultra 9 288V 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)	8 (Octa-Core)
Threads	4	8
Base clock speed	2.53 GHz	3.3 GHz
Boost clock speed	2.53 GHz	5.1 GHz
Bus rate	1066 MHz	37 MHz
L1 cache	64 KB	192 KB (per core)
L2 cache	12 MB	2.5 MB (per core)
L3 cache	0 KB	12 MB (shared)
Chip lithography	45 nm	3 nm
Die size	2x 107 mm²	no data
Maximum core temperature	100 °C	100 °C
64 bit support	+	+
Windows 11 compatibility	-	no data
Unlocked multiplier	+	-
VID voltage range	1.05V-1.175V	no data

Compatibility

Information on Core 2 Extreme QX9300 and Core Ultra 9 288V 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	2	1
Socket	PGA478	Intel BGA 2833
Power consumption (TDP)	45 Watt	30 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Extreme QX9300 and Core Ultra 9 288V. You'll probably need this information if you require some particular technology.

AES-NI	-	+
AVX	-	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	-	no data
Hyper-Threading Technology	-	no data
TSX	-	+
Demand Based Switching	-	no data
AMT	+	no data
FSB parity	-	no data

Security technologies

Core 2 Extreme QX9300 and Core Ultra 9 288V technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Extreme QX9300 and Core Ultra 9 288V are enumerated here.

VT-d	no data	+
VT-x	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Extreme QX9300 and Core Ultra 9 288V. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

no data

DDR5

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

Arc 140V

Peripherals

Specifications and connection of peripherals supported by Core 2 Extreme QX9300 and Core Ultra 9 288V.

PCIe version	no data	5.0
PCI Express lanes	no data	4

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.

Core 2 Extreme QX9300 1.14

Ultra 9 288V 12.30
+979%

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.

Core 2 Extreme QX9300 1805

Ultra 9 288V 19542
+983%

Cinebench 10 32-bit single-core

Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.

Core 2 Extreme QX9300 3114

Ultra 9 288V 10697
+244%

Cinebench 10 32-bit multi-core

Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.

Core 2 Extreme QX9300 10882

Ultra 9 288V 45377
+317%

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.

Core 2 Extreme QX9300 3780

Ultra 9 288V 12505
+231%

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.

Core 2 Extreme QX9300 15.74

Ultra 9 288V 9
+74.9%

Cinebench 11.5 64-bit multi-core

Cinebench Release 11.5 Multi Core is a variant of Cinebench R11.5 which uses all the processor threads. A maximum of 64 threads is supported in this version.

Core 2 Extreme QX9300 3

Ultra 9 288V 20
+655%

Gaming performance

Pros & cons summary

Performance score	1.14	12.30
Physical cores	4	8
Threads	4	8
Chip lithography	45 nm	3 nm
Power consumption (TDP)	45 Watt	30 Watt

Ultra 9 288V has a 978.9% higher aggregate performance score, 100% more physical cores and 100% more threads, a 1400% more advanced lithography process, and 50% lower power consumption.

The Core Ultra 9 288V is our recommended choice as it beats the Core 2 Extreme QX9300 in performance tests.

Should you still have questions on choice between Core 2 Extreme QX9300 and Core Ultra 9 288V, ask them in Comments section, and we shall answer.