i5-2515E vs i7-3615QM

Place in the ranking	1580	2344
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Core i7	Intel Core i5
Power efficiency	6.89	3.20
Architecture codename	Ivy Bridge (2012−2013)	Sandy Bridge (2011−2013)
Release date	29 April 2012 (12 years ago)	1 February 2011 (13 years ago)
Launch price (MSRP)	$378	$266

Detailed specifications

Core i7-3615QM and Core i5-2515E 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	4 (Quad-Core)	2 (Dual-core)
Threads	8	4
Base clock speed	2.3 GHz	2.5 GHz
Boost clock speed	3.3 GHz	2.5 GHz
Bus type	no data	DMI 2.0
Bus rate	5 GT/s	4 × 5 GT/s
Multiplier	no data	25
L1 cache	64K (per core)	64K (per core)
L2 cache	256K (per core)	256K (per core)
L3 cache	6 MB (shared)	3 MB (shared)
Chip lithography	22 nm	32 nm
Die size	160 mm²	149 mm²
Maximum core temperature	105 °C	no data
Number of transistors	1,400 million	624 million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Core i7-3615QM and Core i5-2515E 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 (Uniprocessor)
Socket	FCBGA1224	Intel BGA1023
Power consumption (TDP)	45 Watt	35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-3615QM and Core i5-2515E. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX	no data
AES-NI	+	+
FMA	-	+
AVX	+	+
vPro	no data	+
Enhanced SpeedStep (EIST)	+	+
My WiFi	+	no data
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	+	no data
Demand Based Switching	-	no data
FDI	+	no data
Fast Memory Access	+	no data

Security technologies

Core i7-3615QM and Core i5-2515E technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-3615QM and Core i5-2515E are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-3615QM and Core i5-2515E. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR3
Maximum memory size	32 GB	16 GB
Max memory channels	2	2
Maximum memory bandwidth	25.6 GB/s	21.335 GB/s
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	Intel HD Graphics 4000	Intel HD Graphics 3000
Quick Sync Video	+	-
Clear Video HD	+	no data
Graphics max frequency	1.2 GHz	no data
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Core i7-3615QM and Core i5-2515E integrated GPUs.

Number of displays supported	3	no data
eDP	+	no data
DisplayPort	+	-
HDMI	+	-
SDVO	+	no data
CRT	+	no data

Peripherals

Specifications and connection of peripherals supported by Core i7-3615QM and Core i5-2515E.

PCIe version	3.0	no data
PCI Express lanes	16	no 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.

i7-3615QM 3.40
+176%

i5-2515E 1.23

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.

i7-3615QM 5198
+176%

i5-2515E 1882

Gaming performance

Pros & cons summary

Performance score	3.40	1.23
Integrated graphics card	1.18	0.66
Recency	29 April 2012	1 February 2011
Physical cores	4	2
Threads	8	4
Chip lithography	22 nm	32 nm
Power consumption (TDP)	45 Watt	35 Watt

i7-3615QM has a 176.4% higher aggregate performance score, 78.8% faster integrated GPU, an age advantage of 1 year, 100% more physical cores and 100% more threads, and a 45.5% more advanced lithography process.

i5-2515E, on the other hand, has 28.6% lower power consumption.

The Core i7-3615QM is our recommended choice as it beats the Core i5-2515E in performance tests.

Should you still have questions on choice between Core i7-3615QM and Core i5-2515E, ask them in Comments section, and we shall answer.