Core 2 Quad Q9650 vs Xeon E3-1585 v5

Aggregate performance score

Xeon E3-1585 v5
2016
4 cores / 8 threads, 65 Watt
5.49
+239%

Xeon E3-1585 v5 outperforms Core 2 Quad Q9650 by a whopping 239% based on our aggregate benchmark results.

Primary details

Comparing Xeon E3-1585 v5 and Core 2 Quad Q9650 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking11662100
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation2.02no data
Market segmentServerDesktop processor
SeriesIntel Xeon E3no data
Power efficiency7.701.55
Architecture codenameSkylake-H (2015−2016)Yorkfield (2007−2009)
Release date31 May 2016 (8 years ago)August 2008 (16 years ago)
Launch price (MSRP)$556no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Xeon E3-1585 v5 and Core 2 Quad Q9650 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 cores4 (Quad-Core)4 (Quad-Core)
Threads84
Base clock speed3.5 GHz3 GHz
Boost clock speed3.9 GHz3 GHz
Bus typeDMI 3.0no data
Bus rate4 × 8 GT/s1333 MHz
Multiplier35no data
L1 cache64 KB (per core)64 KB (per core)
L2 cache256 KB (per core)6 MB (per die)
L3 cache8 MB (shared)0 KB
Chip lithography14 nm45 nm
Die size171 mm22x 107 mm2
Maximum core temperature100 °C71 °C
Number of transistors2,300 million820 million
64 bit support++
Windows 11 compatibility--
VID voltage rangeno data0.85V-1.3625V

Compatibility

Information on Xeon E3-1585 v5 and Core 2 Quad Q9650 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 configuration1 (Uniprocessor)1
SocketFCBGA1440LGA775
Power consumption (TDP)65 Watt95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E3-1585 v5 and Core 2 Quad Q9650. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2no data
AES-NI+-
AVX+-
vPro+no data
Enhanced SpeedStep (EIST)++
eDRAM128 MBno data
Turbo Boost Technology2.0-
Hyper-Threading Technology+-
TSX+-
Idle States++
Thermal Monitoring-+
Demand Based Switchingno data-
FDI+no data
FSB parityno data-

Security technologies

Xeon E3-1585 v5 and Core 2 Quad Q9650 technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB++
OS Guard+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E3-1585 v5 and Core 2 Quad Q9650 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E3-1585 v5 and Core 2 Quad Q9650. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3L,LPDDR3 1600 MHz, DDR4 2133 MHz at 1.2VDDR1, DDR2, DDR3
Maximum memory size64 GBno data
Max memory channels2no data
Maximum memory bandwidth34.134 GB/sno data
ECC memory support+-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel Iris Pro Graphics P580no data
Max video memory64 GBno data
Quick Sync Video+-
Clear Video+no data
Graphics max frequency1.15 GHzno data
Execution Units72no data

Graphics interfaces

Available interfaces and connections of Xeon E3-1585 v5 and Core 2 Quad Q9650 integrated GPUs.

Number of displays supported3no data

Peripherals

Specifications and connection of peripherals supported by Xeon E3-1585 v5 and Core 2 Quad Q9650.

PCIe version3.0no data
PCI Express lanes16no 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.

Xeon E3-1585 v5 5.49
+239%
Core 2 Quad Q9650 1.62

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.

Xeon E3-1585 v5 8408
+240%
Core 2 Quad Q9650 2473

Gaming performance

Pros & cons summary


Performance score 5.49 1.62
Threads 8 4
Chip lithography 14 nm 45 nm
Power consumption (TDP) 65 Watt 95 Watt

Xeon E3-1585 v5 has a 238.9% higher aggregate performance score, 100% more threads, a 221.4% more advanced lithography process, and 46.2% lower power consumption.

The Xeon E3-1585 v5 is our recommended choice as it beats the Core 2 Quad Q9650 in performance tests.

Be aware that Xeon E3-1585 v5 is a server/workstation processor while Core 2 Quad Q9650 is a desktop one.


Should you still have questions on choice between Xeon E3-1585 v5 and Core 2 Quad Q9650, ask them in Comments section, and we shall answer.

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Intel Xeon E3-1585 v5
Xeon E3-1585 v5
Intel Core 2 Quad Q9650
Core 2 Quad Q9650

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Community ratings

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