Intel Core 2 Extreme QX9770 vs Intel Pentium D 935

Comparative analysis of Intel Core 2 Extreme QX9770 and Intel Pentium D 935 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

Intel Core 2 Extreme QX9770

Intel Pentium D 935

Differences

Reasons to consider the Intel Core 2 Extreme QX9770

CPU is newer: launch date 1 year(s) 1 month(s) later
Processor is unlocked, an unlocked multiplier allows for easier overclocking
2 more cores, run more applications at once: 4 vs 2
A newer manufacturing process allows for a more powerful, yet cooler running processor: 45 nm vs 65 nm
9.1x more L1 cache, more data can be stored in the L1 cache for quick access later
3x more L2 cache, more data can be stored in the L2 cache for quick access later
12.6x better performance in Geekbench 4 - Single Core: 2338 vs 186
21.6x better performance in Geekbench 4 - Multi-Core: 6682 vs 309

Specifications (specs)
Launch date	March 2008 vs January 2007
Unlocked	Unlocked vs Locked
Number of cores	4 vs 2
Manufacturing process technology	45 nm vs 65 nm
L1 cache	256 KB vs 28 KB
L2 cache	12288 KB vs 4096 KB
Benchmarks
Geekbench 4 - Single Core	2338 vs 186
Geekbench 4 - Multi-Core	6682 vs 309

Reasons to consider the Intel Pentium D 935

Around 14% higher maximum core temperature: 63.4°C vs 55.5°C
Around 43% lower typical power consumption: 95 Watt vs 136 Watt

Maximum core temperature	63.4°C vs 55.5°C
Max number of CPUs in a configuration	2 vs 1
Thermal Design Power (TDP)	95 Watt vs 136 Watt

Compare benchmarks

CPU 1: Intel Core 2 Extreme QX9770
CPU 2: Intel Pentium D 935

Geekbench 4 - Single Core

CPU 1

CPU 2

2338

186

Geekbench 4 - Multi-Core

CPU 1

CPU 2

6682

309

Name	Intel Core 2 Extreme QX9770	Intel Pentium D 935
Geekbench 4 - Single Core	2338	186
Geekbench 4 - Multi-Core	6682	309

Compare specifications (specs)

	Intel Core 2 Extreme QX9770	Intel Pentium D 935
Essentials
Architecture codename	Yorkfield	Presler
Launch date	March 2008	January 2007
Place in performance rating	812	3297
Processor Number	QX9770	935
Series	Legacy Intel® Core™ Processors	Legacy Intel® Pentium® Processor
Status	Discontinued	Discontinued
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	3.20 GHz	3.20 GHz
Bus Speed	1600 MHz FSB	800 MHz FSB
Die size	214 mm2	162 mm2
L1 cache	256 KB	28 KB
L2 cache	12288 KB	4096 KB
Manufacturing process technology	45 nm	65 nm
Maximum case temperature (TCase)	55 °C
Maximum core temperature	55.5°C	63.4°C
Maximum frequency	3.2 GHz	3.2 GHz
Number of cores	4	2
Transistor count	820 million	376 million
Unlocked
VID voltage range	0.8500V-1.3625V	1.200V-1.3375V
Memory
Supported memory types	DDR1, DDR2, DDR3	DDR1, DDR2, DDR3
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	2
Package Size	37.5mm x 37.5mm	37.5mm x 37.5mm
Sockets supported	LGA775	PLGA775
Thermal Design Power (TDP)	136 Watt	95 Watt
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
FSB parity
Idle States
Intel 64
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)