i3-2105 vs i3-3240

Place in the ranking	2163	2365
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	2.62	0.10
Market segment	Desktop processor	Desktop processor
Power efficiency	2.51	1.69
Architecture codename	Ivy Bridge (2012−2013)	Sandy Bridge (2011−2013)
Release date	3 September 2012 (12 years ago)	22 May 2011 (13 years ago)
Launch price (MSRP)	$75	$145

Cost-effectiveness evaluation

Performance per price, higher is better.

i3-3240 has 2520% better value for money than i3-2105.

Detailed specifications

Core i3-3240 and Core i3-2105 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	2 (Dual-core)	2 (Dual-core)
Threads	4	4
Base clock speed	3.4 GHz	3.1 GHz
Boost clock speed	3.4 GHz	3.1 GHz
Bus rate	5 GT/s	5 GT/s
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	256 KB (per core)	256 KB (per core)
L3 cache	3 MB (shared)	3 MB (shared)
Chip lithography	22 nm	32 nm
Die size	94 mm²	no data
Maximum core temperature	no data	69 °C
Maximum case temperature (TCase)	65 °C	no data
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Core i3-3240 and Core i3-2105 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	1	1
Socket	FCLGA1155	FCLGA1155
Power consumption (TDP)	55 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i3-3240 and Core i3-2105. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX
AVX	+	-
Enhanced SpeedStep (EIST)	+	+
My WiFi	+	no data
Turbo Boost Technology	-	-
Hyper-Threading Technology	+	+
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	no data	+
FDI	+	+
Fast Memory Access	no data	+

Security technologies

Core i3-3240 and Core i3-2105 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Secure Key	-	no data
Identity Protection	+	+
Anti-Theft	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i3-3240 and Core i3-2105 are enumerated here.

VT-d	-	-
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i3-3240 and Core i3-2105. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR3
Maximum memory size	32 GB	32 GB
Max memory channels	2	2
Maximum memory bandwidth	25.6 GB/s	21 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	Intel HD Graphics 2500	Intel HD Graphics 3000
Quick Sync Video	+	+
Clear Video HD	+	+
Graphics max frequency	1.05 GHz	1.1 GHz
InTru 3D	+	+

Graphics interfaces

Available interfaces and connections of Core i3-3240 and Core i3-2105 integrated GPUs.

Number of displays supported

Peripherals

Specifications and connection of peripherals supported by Core i3-3240 and Core i3-2105.

PCIe version	2.0	2.0
PCI Express lanes	no data	16

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.

i3-3240 1.46
+25.9%

i3-2105 1.16

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.

i3-3240 2323
+25.8%

i3-2105 1846

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.

i3-3240 547
+13.5%

i3-2105 482

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.

i3-3240 1119
+13.8%

i3-2105 983

Gaming performance

Pros & cons summary

Performance score	1.46	1.16
Integrated graphics card	0.69	0.66
Recency	3 September 2012	22 May 2011
Chip lithography	22 nm	32 nm
Power consumption (TDP)	55 Watt	65 Watt

i3-3240 has a 25.9% higher aggregate performance score, 4.5% faster integrated GPU, an age advantage of 1 year, a 45.5% more advanced lithography process, and 18.2% lower power consumption.

The Core i3-3240 is our recommended choice as it beats the Core i3-2105 in performance tests.

Should you still have questions on choice between Core i3-3240 and Core i3-2105, ask them in Comments section, and we shall answer.