Core i5-520UM vs Core 2 Duo T5870

VS

Aggregate performance score

Core 2 Duo T5870
2008
2 cores / 2 threads, 35 Watt
0.44
Core i5-520UM
2010
2 cores / 4 threads, 18 Watt
0.57
+29.5%

Core i5-520UM outperforms Core 2 Duo T5870 by a substantial 30% based on our aggregate benchmark results.

Primary details

Comparing Core 2 Duo T5870 and Core i5-520UM processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking29592829
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesIntel Core 2 DuoIntel Core i5
Power efficiency1.223.00
Architecture codenameMerom (2006−2008)Arrandale (2010−2011)
Release date1 October 2008 (16 years ago)7 January 2010 (14 years ago)
Launch price (MSRP)no data$241

Detailed specifications

Core 2 Duo T5870 and Core i5-520UM 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 cores2 (Dual-core)2 (Dual-core)
Threads24
Base clock speed2 GHz1.07 GHz
Boost clock speed2 GHz1.87 GHz
Bus typeno dataDMI 1.0
Bus rate800 MHz1 × 2.5 GT/s
Multiplierno data8
L1 cacheno data128 KB
L2 cache2 MB512 KB
L3 cache2 MB L2 Cache3 MB
Chip lithography65 nm32 nm
Die size143 mm281+114 mm2
Maximum core temperature100 °C105 °C
Number of transistors291 Million382+177 Million
64 bit support++
Windows 11 compatibility--
VID voltage range1.075V-1.175Vno data

Compatibility

Information on Core 2 Duo T5870 and Core i5-520UM 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 configurationno data1 (Uniprocessor)
Socketno dataBGA1288
Power consumption (TDP)35 Watt18 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo T5870 and Core i5-520UM. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE4.1, Intel® SSE4.2
AES-NI-+
FMA-+
vProno data+
Enhanced SpeedStep (EIST)++
Turbo Boost Technology-+
Hyper-Threading Technology-+
Idle Statesno data+
Thermal Monitoring-+
Flex Memory Accessno data+
Demand Based Switching-no data
PAEno data36 Bit
FDIno data+
Fast Memory Accessno data+
FSB parity-no data

Security technologies

Core 2 Duo T5870 and Core i5-520UM technologies aimed at improving security, for example, by protecting against hacks.

TXT-+
EDB++

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Duo T5870 and Core i5-520UM are enumerated here.

VT-dno data+
VT-x-+
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo T5870 and Core i5-520UM. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesno dataDDR3-800
Maximum memory sizeno data8 GB
Max memory channelsno data2
Maximum memory bandwidthno data12.799 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel HD Graphics for Previous Generation Intel Processors
Clear Videono data+
Clear Video HDno data+
Graphics max frequencyno data500 MHz

Graphics interfaces

Available interfaces and connections of Core 2 Duo T5870 and Core i5-520UM integrated GPUs.

Number of displays supportedno data2

Peripherals

Specifications and connection of peripherals supported by Core 2 Duo T5870 and Core i5-520UM.

PCIe versionno data2.0
PCI Express lanesno data16

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 Duo T5870 0.44
i5-520UM 0.57
+29.5%

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 Duo T5870 698
i5-520UM 908
+30.1%

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 Duo T5870 2089
+7.5%
i5-520UM 1943

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 Duo T5870 3810
+0.8%
i5-520UM 3778

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 Duo T5870 1628
+9.1%
i5-520UM 1492

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 Duo T5870 60.04
i5-520UM 35.15
+70.8%

Gaming performance

Pros & cons summary


Performance score 0.44 0.57
Recency 1 October 2008 7 January 2010
Threads 2 4
Chip lithography 65 nm 32 nm
Power consumption (TDP) 35 Watt 18 Watt

i5-520UM has a 29.5% higher aggregate performance score, an age advantage of 1 year, 100% more threads, a 103.1% more advanced lithography process, and 94.4% lower power consumption.

The Core i5-520UM is our recommended choice as it beats the Core 2 Duo T5870 in performance tests.


Should you still have questions on choice between Core 2 Duo T5870 and Core i5-520UM, ask them in Comments section, and we shall answer.

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Intel Core 2 Duo T5870
Core 2 Duo T5870
Intel Core i5-520UM
Core i5-520UM

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Community ratings

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