Core i3-2100T

Details and Benchmarks for Intel Core i3-2100T

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 i3-2100T based on all benchmark results gathered. Look at this like a meta score, you will find more specific workload ratings below.

4,274 Rank: 1558
Rank Name Score Visual
1554 Core i5-540M 4,276
+0%
1555 Phenom II X4 B95 4,276
+0%
1556 A10-5757M 4,275
+0%
1557 Pentium G640T 4,274
+0%
1558 Core i3-2100T 4,274
1559 Atom C3955 4,273
+-0%
1560 Xeon E3110 4,272
+-0%
1561 Core 2 Duo T7250 4,271
-0.1%
1562 Phenom II X3 B75 4,270
-0.1%
1563 Phenom 9650 4,269
-0.1%

View full ranking →

Multicore Score

Multicore performance score for Core i3-2100T based on multi-threaded benchmark results.

4,344 Rank: 1602
Rank Name Score Visual
1598 Celeron N3450 4,344
+0%
1599 Pentium G840 4,344
+0%
1600 Pentium E6800 4,344
+0%
1601 Celeron G1820TE 4,344
+0%
1602 Core i3-2100T 4,344
1603 Core i7-8500Y 4,344
+0%
1604 Atom C3338 4,343
+-0%
1605 Phenom II X4 965 4,343
+-0%
1606 Phenom II P940 4,343
+-0%
1607 Celeron G1840T 4,343
+-0%

View full ranking →

Singlecore Score

Single-core performance score for Core i3-2100T based on single-threaded benchmark results.

4,227 Rank: 1550
Rank Name Score Visual
1546 Xeon E5-2609 v4 4,233
+0.1%
1547 Pentium G6950 4,233
+0.1%
1548 Phenom II X4 940 4,232
+0.1%
1549 Core 2 Duo E8300 4,227
+0%
1550 Core i3-2100T 4,227
1551 Core i5-540M 4,225
+-0%
1552 Pentium B970 4,224
-0.1%
1553 Pentium E6300 4,224
-0.1%
1554 A4-4020 4,218
-0.2%
1555 Core i3-6102E 4,217
-0.2%

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 i3-2100T based on integer math, floating point math, and prime number computation benchmarks.

4,515 Rank: 1424
Rank Name Score Visual
1420 Pentium G870 4,515
+0%
1421 Pentium G850 4,515
+0%
1422 Celeron G1610 4,515
+0%
1423 Pentium N4200 4,515
+0%
1424 Core i3-2100T 4,515
1425 Phenom II X3 B77 4,515
+0%
1426 Athlon 5350 4,515
+0%
1427 Core i7-2677M 4,514
+-0%
1428 Core i5-2435M 4,514
+-0%
1429 Atom C3508 4,514
+-0%

View full ranking →

Data Processing

Aggregated score for Core i3-2100T based on data encryption, data compression, and string sorting benchmarks.

4,489 Rank: 1404
Rank Name Score Visual
1400 Pentium G2120 4,489
+0%
1401 Core i3-4000M 4,489
+0%
1402 Core i3-3110M 4,489
+0%
1403 A10-7400P 4,489
+0%
1404 Core i3-2100T 4,489
1405 Core i5-560M 4,489
+0%
1406 Phenom II X3 705e 4,489
+0%
1407 Core i3-6006U 4,488
+-0%
1408 Pentium G3220 4,488
+-0%
1409 Celeron G1850 4,488
+-0%

View full ranking →

Physics & Compute

Aggregated score for Core i3-2100T based on physics simulation and extended instruction set (SSE/AVX) benchmarks.

4,522 Rank: 1252
Rank Name Score Visual
1248 Pentium G4500T 4,522
+0%
1249 A10-5700 4,522
+0%
1250 Core i3-3120M 4,522
+0%
1251 Core i3-5005U 4,522
+0%
1252 Core i3-2100T 4,522
1253 FX-8800P 4,522
+0%
1254 Core i5-2450M 4,521
+-0%
1255 Pentium G3450 4,521
+-0%
1256 Pentium G3440 4,521
+-0%
1257 Phenom II X4 B65 4,521
+-0%

View full ranking →

Core i3-2100T Details

Ranking #1557 of 2060 in overall performance, the Intel Core i3-2100T presents a snapshot of mid-tier desktop computing from the early 2010s. Launched in February 2011 as part of Intel’s Sandy Bridge family, this processor was positioned as an energy-efficient option for mainstream users. With a base clock of 2.5 GHz and a 35 W TDP, it was designed for quiet, low-power systems while still delivering sufficient performance for office tasks, media playback, and light multitasking.

The Core i3-2100T features two physical cores, but thanks to Intel’s Hyper-Threading technology, it can handle four threads simultaneously, a significant advantage over its non-SMT predecessors. It operates on a 32 nm process node and integrates 3 MB of L3 cache, shared between the two cores, which helps maintain responsiveness during multi-threaded workloads. The CPU supports DDR3 memory at up to 1333 MT/s through a dual-channel interface, with a memory bandwidth of 21.3 GB/s, a standard for its generation.

Its integrated Intel HD 2000 graphics solution, while modest by today’s standards, was capable of handling 1080p video playback and basic 3D applications, making it a viable option for users who did not require a discrete GPU. The processor also supports a range of modern features for its time, including AES-NI, AVX, and virtualization extensions (VT-x), which enhance security and virtual machine performance.

In benchmark testing, the Core i3-2100T achieves a Singlecore Score of 4227, placing it ahead of older dual-core processors like the Pentium G640T and the Core i5-540M. However, its multicore performance lags, with a Multicore Score of 4344, positioning it slightly below similar-era chips such as the A8-3500M and Pentium 997. This suggests that while the processor performs well in single-threaded applications, it struggles to scale across multiple cores, a limitation typical of its era.

Compared to today’s top-tier CPUs, such as the Ryzen Threadripper PRO 9995WX or the Core Ultra 9 285K, the i3-2100T is significantly outpaced in both single-core and multi-core performance. Even among its contemporaries, it holds a modest position, often overshadowed by more powerful Core i5 and i7 variants. Its main strengths lie in power efficiency and cost-effectiveness for basic computing needs.

As of March 2026, the Core i3-2100T is best suited for legacy systems, budget builds, or as a replacement in older desktops where integrated graphics and low power consumption are priorities. While it no longer competes in modern performance benchmarks, it remains a reliable example of Intel’s early Sandy Bridge design philosophy, balancing efficiency and capability in a constrained thermal envelope.
Frequently Compared

AMD Ryzen 5 3600 4 views

AMD Ryzen 5 3500X 4 views

AMD Athlon II X3 425 3 views

AMD A10-7400P 3 views

AMD Ryzen Threadripper 1950X 3 views

AMD Ryzen 9 PRO 3900 2 views

Intel Core 2 Duo E8600 2 views

AMD A4-6300 2 views

Intel Xeon W3505 2 views

Intel Celeron G530 2 views

Intel Core i3-2100T

Main Specifications

Designer: Intel
Name: Core i3-2100T
Cores: 2
Threads: 4
Base Frequency: 2500 MHz
Clock Multiplier: 25x (locked)
Core Name: Sandy Bridge
Socket: Socket 1155
Package: FC-LGA10
Target Segment: Desktop
TDP: 35 W

Cache Specifications

L1 Cache: 62.464 KiB
L2 Cache: 0.244 MiB
L3 Cache: 2.861 MiB

Memory Specifications

Supported Memory Type: DDR3

Physical Specifications

Process: 32 nm
Die Area: 131 mm²
Transistor Count: 0.00 billion
Manufacturer: Intel

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 EIST VT-x SSE4a FMA4 SHA AMD-Vi AMD-V SenseMI Boost 2 SMT
Related News

AMD Unveils Ryzen 9 9950X3D2 with 192MB L3 Cache – and Pragmata Reveals Switch 2 Performance Gap vs. PS5

AMD has unveiled the Ryzen 9 9950X3D2, a 16-core CPU with dual 3D V-Cache and a total of 192 MB L3 cache, available star...

2 sources · 1 week ago

Intel Nova Lake-S with 44 Cores? Leak Suggests Cache Strategy Shift and New Wildcat Lake Generation

A leak suggests Intel's Nova Lake-S processors may shift from 42 to 44 cores, indicating a change in tile configuration...

2 sources · 4 days ago

AMD Ryzen 9 9950X3D2 Dual Edition Available Before Launch – Lenovo Unveils New Legion Gaming Tablets

The AMD Ryzen 9 9950X3D2 Dual Edition with dual 3D V-Cache is already available ahead of its official launch on April 22...

2 sources · 3 days ago

Intel Launches Core Series 3 'Wildcat Lake' – New AI-Powered CPUs for Budget Laptops and Edge Devices

Intel has officially launched the Core Series 3 'Wildcat Lake', a new CPU lineup for budget laptops and edge devices fea...

3 sources · 4 days ago

Intel Core Ultra 400 'Nova Lake': New Desktop CPUs with Up to 52 Cores and 288 MB Cache Unveiled

Intel is set to launch the Core Ultra 400 series, codenamed Nova Lake, for desktop systems featuring up to 52 cores and...

3 sources · 6 days ago

Login

Forgot your password?

Your experience on this site will be improved by allowing cookies.