Core i3-2312M

Details and Benchmarks for Intel Core i3-2312M

Sysbuilds Alpha Stage!

Please take all results with a big grain of salt. Sysbuilds is in alpha stage at the moment which can lead to wrong data, strange counting errors, silly results and more. This site is under active development.

Benchmark Results

Combined benchmark scores based on multiple data points, giving a quick overview of this processor's performance.

Overall Score

Overall score for Core i3-2312M based on all benchmark results gathered. Look at this like a meta score, you will find more specific workload ratings below.

4,308 Rank: 1519
Rank Name Score Visual
1515 Core 2 Duo T9900 4,310
+0%
1516 Pentium G620 4,309
+0%
1517 Core 2 Duo E7600 4,309
+0%
1518 A6-5400B 4,309
+0%
1519 Core i3-2312M 4,308
1520 Core i5-560M 4,306
+-0%
1521 Pentium B980 4,305
-0.1%
1522 A6-3670 4,305
-0.1%
1523 A6-5400K 4,305
-0.1%
1524 Pentium 4405U 4,304
-0.1%

View full ranking →

Multicore Score

Multicore performance score for Core i3-2312M based on multi-threaded benchmark results.

4,610 Rank: 1076
Rank Name Score Visual
1072 Core i3-4330 4,612
+0%
1073 FX-8320E 4,612
+0%
1074 Core 2 Duo T7250 4,611
+0%
1075 Xeon E3-1260L 4,611
+0%
1076 Core i3-2312M 4,610
1077 Core i5-3330S 4,610
+0%
1078 Core i7-920 4,609
+-0%
1079 Core i5-7440HQ 4,608
+-0%
1080 Core i7-4870HQ 4,607
-0.1%
1081 Core i7-4600M 4,606
-0.1%

View full ranking →

Singlecore Score

Single-core performance score for Core i3-2312M based on single-threaded benchmark results.

4,106 Rank: 1676
Rank Name Score Visual
1672 Core 2 Duo E7200 4,108
+0%
1673 Pentium P6200 4,107
+0%
1674 Core 2 Duo P9400 4,107
+0%
1675 Celeron G1610T 4,107
+0%
1676 Core i3-2312M 4,106
1677 Intel Core i5-450M 4,105
+-0%
1678 Core i5-4202Y 4,105
+-0%
1679 Phenom II X4 B93 4,105
+-0%
1680 Core 2 Duo E6850 4,102
-0.1%
1681 Celeron E3400 4,101
-0.1%

View full ranking →

Workload Scores

Performance scores grouped by workload type, normalized and aggregated from multiple raw benchmark results.

Number Crunching

Aggregated score for Core i3-2312M based on integer math, floating point math, and prime number computation benchmarks.

4,500 Rank: 1529
Rank Name Score Visual
1525 Xeon W3503 4,501
+0%
1526 A4-5300B 4,501
+0%
1527 Celeron 4305U 4,501
+0%
1528 A4-4020 4,501
+0%
1529 Core i3-2312M 4,500
1530 Pentium G6950 4,500
+0%
1531 Celeron G550 4,500
+0%
1532 Athlon II X3 425 4,500
+0%
1533 Core i5-4210Y 4,500
+0%
1534 A8-3520M 4,500
+0%

View full ranking →

Data Processing

Aggregated score for Core i3-2312M based on data encryption, data compression, and string sorting benchmarks.

4,468 Rank: 1543
Rank Name Score Visual
1539 Core i3-4005U 4,469
+0%
1540 Pentium N3510 4,469
+0%
1541 Core i3-370M 4,469
+0%
1542 Celeron 4305U 4,469
+0%
1543 Core i3-2312M 4,468
1544 A4-6300 4,468
+0%
1545 Phenom II X2 550 4,468
+0%
1546 Pentium E6500 4,468
+0%
1547 Celeron N2920 4,468
+0%
1548 A6-5400B 4,468
+0%

View full ranking →

Physics & Compute

Aggregated score for Core i3-2312M based on physics simulation and extended instruction set (SSE/AVX) benchmarks.

4,500 Rank: 1402
Rank Name Score Visual
1398 Core i5-4210Y 4,501
+0%
1399 Core i5-4202Y 4,501
+0%
1400 Pentium G3220T 4,501
+0%
1401 Core i3-550 4,501
+0%
1402 Core i3-2312M 4,500
1403 Celeron G1820 4,500
+0%
1404 Pentium G850 4,500
+0%
1405 Athlon II X4 630 4,500
+0%
1406 A6-3620 4,500
+0%
1407 Celeron 3965U 4,499
+-0%

View full ranking →

Core i3-2312M Details

As of March 2026, the Intel Core i3-2312M stands as a relic of early 2010s mobile computing, a processor that once balanced efficiency and performance in thin-and-light laptops. Released in September 2011, it was built on Intel's Sandy Bridge microarchitecture and manufactured on a 32 nm process, a standard for its time. While its 2.1 GHz base clock and 35 W TDP are modest by today’s standards, the i3-2312M was designed for mainstream mobile use, emphasizing integrated graphics and power efficiency over raw performance. Its dual-core design with Hyper-Threading enables four simultaneous threads, a feature that improved multitasking and responsiveness in everyday workloads.

The processor features 3 MB of L3 cache, 0.5 MB of L2 cache, and 0.125 MiB of L1 cache, distributed across two cores. It supports dual-channel DDR3-1333 and DDR3-1066 memory, with a maximum capacity of 16 GB and a peak bandwidth of 19.87 GiB/s. With a TDP of just 35 W and a socketed design (Socket G2, rPGA988B), it was ideal for systems where thermal constraints were a priority. The integrated Intel HD 3000 graphics, with 12 execution units and a base frequency of 650 MHz (boosting to 1100 MHz), offered basic multimedia and light gaming capabilities, supporting up to two displays and enabling hardware-accelerated video decoding.

Despite its age, the i3-2312M supports modern instruction sets like AVX, AES-NI, and Intel VT-x, ensuring compatibility with software that leverages these technologies. Its 64-bit x86-64 architecture and support for SMM, EIST, and HT provide robust functionality for its era. However, in today’s benchmark landscape, it lags significantly behind contemporary processors. In the Passmark overall score, it achieves 4308, ranking #1519 out of 2060, placing it well below modern mid-range CPUs. Its single-core score of 4106 ranks #1676, and its multicore score of 4610 ranks #1076.

Comparing it to today’s top-tier processors highlights the vast technological leap. While the Core i3-2312M is outperformed by modern low-end CPUs like the Pentium G620 (score: 4309), it still competes with some older Intel models, such as the Core i5-560M and A6-5400K. Its performance is most comparable to early 2010s mobile and desktop chips, indicating it was a capable mid-tier option in its day but is now functionally obsolete. The processor’s strongest attribute remains its integrated graphics, which, while not powerful, provided a cost-effective solution for users avoiding discrete GPUs.

In conclusion, the Core i3-2312M is best suited for legacy systems, educational environments, or low-demand tasks such as web browsing, office applications, and media playback. As of 2026, it no longer holds competitive relevance in mainstream computing but serves as a testament to the evolution of mobile processors over the past decade.
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Intel Core i3-2312M

Main Specifications

Designer: Intel
Name: Core i3-2312M
Family: Core
Series: i3-2000
Model Number: i3-2312M
Cores: 2
Threads: 4
Base Frequency: 2100 MHz
Clock Multiplier: 21x (locked)
Microarchitecture: Sandy Bridge
Core Name: Sandy Bridge M
Core Family: 6
Core Model: 42
Socket: Socket
Package: rPGA988B
Chipset: Cougar
Target Segment: Mobile
Max CPUs: 1
TDP: 35 W
Release Price: $225.00

Cache Specifications

L1 Cache: 128 KiB
L1 Instruction Cache: 64 KiB (8-way set associative)
L1 Data Cache: 64 KiB (8-way set associative)
L2 Cache: 0.5 MiB (8-way set associative)
L3 Cache: 3 MiB (12-way set associative)

Memory Specifications

Supported Memory Type: DDR3-1333 and DDR3-1066
Memory Channels: 2
Maximum Memory: 16 GB
Maximum Bandwidth: 19.87 GB/s
ECC Support: No

PCI-Express Specifications

PCIe Revision: 2.0
PCIe Lanes: 16
PCIe Configuration: 1x16, 2x8, 1x8+2x4

Integrated Graphics

GPU: HD Graphics 3000
GPU Designer: Intel
GPU Max Frequency: 1100 MHz
Execution Units: 12

Physical Specifications

Process: 32 nm
Die Area: 149 mm²
Transistor Count: 0.62 billion
Manufacturer: Intel
Technology: CMOS
Word Size: 64-bit
ISA: x86-64 (x86)

CPU Features

MMX EMMX SSE SSE2 SSE3 SSSE3 SSE4.1 SSE4.2 AVX AVX2 ABM BMI1 BMI2 FMA3 AES RdRand ADX CLMUL F16C x86-16 x86-32 x86-64 Real Protected SMM FPU NX HT EIST VT-x EPT IPT SSE4a SHA AMD-Vi AMD-V TSME SenseMI Boost 2 Flex Memory MWT ATT FMA
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