Celeron B815 vs Athlon II X2 245

VS

Aggregate performance score

Athlon II X2 245
2009
2 cores / 2 threads, 65 Watt
0.70
+52.2%
Celeron B815
2012
2 cores / 2 threads, 35 Watt
0.46

Athlon II X2 245 outperforms Celeron B815 by an impressive 52% based on our aggregate benchmark results.

Primary details

Comparing Athlon II X2 245 and Celeron B815 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking27182938
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation5.89no data
Market segmentDesktop processorLaptop
Seriesno dataIntel Celeron
Power efficiency1.021.24
Architecture codenameRegor (2009−2013)Sandy Bridge (2011−2013)
Release date23 July 2009 (15 years ago)1 January 2012 (12 years ago)
Launch price (MSRP)$35$86

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Athlon II X2 245 and Celeron B815 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)
Threads22
Base clock speed2.9 GHz1.6 GHz
Boost clock speed2.9 GHz1.6 GHz
Bus typeno dataDMI 2.0
Bus rateno data4 × 5 GT/s
Multiplierno data16
L1 cache256 KB64K (per core)
L2 cache2 MB256K (per core)
L3 cache0 KB2 MB (shared)
Chip lithography45 nm32 nm
Die size117 mm2131 mm2
Maximum core temperatureno data100 °C
Number of transistors410 million504 million
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Athlon II X2 245 and Celeron B815 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 configuration11 (Uniprocessor)
SocketAM3FCPGA988,PGA988
Power consumption (TDP)65 Watt35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Athlon II X2 245 and Celeron B815. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE4.1, Intel® SSE4.2
FMA-+
Enhanced SpeedStep (EIST)no data+
My WiFino data-
Turbo Boost Technologyno data-
Hyper-Threading Technologyno data-
Idle Statesno data+
Thermal Monitoring-+
Flex Memory Accessno data+
Demand Based Switchingno data-
FDIno data+
Fast Memory Accessno data+

Security technologies

Athlon II X2 245 and Celeron B815 technologies aimed at improving security, for example, by protecting against hacks.

TXTno data-
EDBno data+
Anti-Theftno data-

Virtualization technologies

Virtual machine speed-up technologies supported by Athlon II X2 245 and Celeron B815 are enumerated here.

VT-dno data-
VT-xno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Athlon II X2 245 and Celeron B815. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR3
Maximum memory sizeno data16 GB
Max memory channelsno data2
Maximum memory bandwidthno data21.335 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardOn certain motherboards (Chipset feature)Intel HD Graphics for 2nd Generation Intel Processors
Graphics max frequencyno data1.05 GHz

Graphics interfaces

Available interfaces and connections of Athlon II X2 245 and Celeron B815 integrated GPUs.

Number of displays supportedno data2
eDPno data+
DisplayPort-+
HDMI-+
SDVOno data+
CRTno data+

Peripherals

Specifications and connection of peripherals supported by Athlon II X2 245 and Celeron B815.

PCIe version2.02.0
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.

Athlon II X2 245 0.70
+52.2%
Celeron B815 0.46

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.

Athlon II X2 245 1110
+51.8%
Celeron B815 731

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Athlon II X2 245 297
+22.2%
Celeron B815 243

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Athlon II X2 245 515
+24.7%
Celeron B815 413

Gaming performance

Pros & cons summary


Performance score 0.70 0.46
Recency 23 July 2009 1 January 2012
Chip lithography 45 nm 32 nm
Power consumption (TDP) 65 Watt 35 Watt

Athlon II X2 245 has a 52.2% higher aggregate performance score.

Celeron B815, on the other hand, has an age advantage of 2 years, a 40.6% more advanced lithography process, and 85.7% lower power consumption.

The Athlon II X2 245 is our recommended choice as it beats the Celeron B815 in performance tests.

Note that Athlon II X2 245 is a desktop processor while Celeron B815 is a notebook one.


Should you still have questions on choice between Athlon II X2 245 and Celeron B815, ask them in Comments section, and we shall answer.

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AMD Athlon II X2 245
Athlon II X2 245
Intel Celeron B815
Celeron B815

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Community ratings

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Questions & comments

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