Core i3-4340

Details and Benchmarks for Intel Core i3-4340

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 i3-4340 based on all benchmark results gathered. Look at this like a meta score, you will find more specific workload ratings below.

5,106 Rank: 787
Rank Name Score Visual
783 Core i3-4360 5,113
+0.1%
784 EPYC 7551 5,111
+0.1%
785 Core i3-6300T 5,108
+0%
786 Core i7-6820HQ 5,106
+0%
787 Core i3-4340 5,106
788 Core i3-9100T 5,105
+-0%
789 Pentium G3470 5,103
-0.1%
790 Ryzen 3 PRO 1200 5,102
-0.1%
791 Xeon E5-2667 v2 5,101
-0.1%
792 Xeon E3-1505M v6 5,100
-0.1%

View full ranking →

Multicore Score

Multicore performance score for Core i3-4340 based on multi-threaded benchmark results.

4,649 Rank: 1033
Rank Name Score Visual
1029 Phenom II X6 1045T 4,651
+0%
1030 FX-8140 4,651
+0%
1031 Core i7-2720QM 4,650
+0%
1032 Core i5-2310 4,650
+0%
1033 Core i3-4340 4,649
1034 Xeon E3-1235L v5 4,648
+-0%
1035 Core i5-3350P 4,647
+-0%
1036 Xeon E3-1270 4,645
-0.1%
1037 FX-8310 4,644
-0.1%
1038 Core i5-3450S 4,643
-0.1%

View full ranking →

Singlecore Score

Single-core performance score for Core i3-4340 based on single-threaded benchmark results.

5,411 Rank: 631
Rank Name Score Visual
627 Ryzen 3 3200G 5,416
+0.1%
628 Xeon E3-1285L v4 5,416
+0.1%
629 Pentium Gold G5500T 5,414
+0.1%
630 Core i7-8550U 5,414
+0.1%
631 Core i3-4340 5,411
632 Xeon Gold 6130 5,409
+-0%
633 Core i7-6820HK 5,409
+-0%
634 Xeon Gold 6242 5,407
-0.1%
635 Ryzen 3 PRO 2200GE 5,405
-0.1%
636 Core i5-6500 5,405
-0.1%

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Workload Scores

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

Number Crunching

Aggregated score for Core i3-4340 based on integer math, floating point math, and prime number computation benchmarks.

4,565 Rank: 1096
Rank Name Score Visual
1092 Pentium Gold G5500T 4,565
+0%
1093 Core i3-6098P 4,565
+0%
1094 Core i3-8145U 4,565
+0%
1095 Core i3-4170 4,565
+0%
1096 Core i3-4340 4,565
1097 Phenom II X6 1045T 4,565
+0%
1098 Core i7-7500U 4,564
+-0%
1099 Xeon L5520 4,564
+-0%
1100 PRO A10-9700E 4,564
+-0%
1101 Ryzen Embedded R1606G 4,563
+-0%

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Data Processing

Aggregated score for Core i3-4340 based on data encryption, data compression, and string sorting benchmarks.

4,543 Rank: 1083
Rank Name Score Visual
1079 Core i3-7100T 4,544
+0%
1080 Core i3-4160 4,544
+0%
1081 Phenom II X4 B50 4,544
+0%
1082 Phenom II X4 840 4,544
+0%
1083 Core i3-4340 4,543
1084 A10-6790K 4,543
+0%
1085 A8-7670K 4,543
+0%
1086 Athlon II X4 555 4,543
+0%
1087 Phenom II X4 955 4,543
+0%
1088 Xeon X5460 4,543
+0%

View full ranking →

Physics & Compute

Aggregated score for Core i3-4340 based on physics simulation and extended instruction set (SSE/AVX) benchmarks.

4,581 Rank: 1018
Rank Name Score Visual
1014 Xeon E5640 4,582
+0%
1015 Core i7-930 4,582
+0%
1016 Core i7-880 4,582
+0%
1017 Core i3-6100T 4,581
+0%
1018 Core i3-4340 4,581
1019 Core i3-4330 4,581
+0%
1020 Ryzen 3 3250U 4,581
+0%
1021 Xeon W3550 4,580
+-0%
1022 Xeon L5640 4,580
+-0%
1023 Athlon Gold 7220U 4,580
+-0%

View full ranking →

Core i3-4340 Details

As of March 2026, the Intel Core i3-4340 remains a relic of the Haswell era, launched in September 2013 as part of Intel's mainstream desktop lineup. While it is now over a decade old, the processor still holds a modest place in the broader CPU landscape, particularly for users maintaining older systems or requiring basic computing capabilities. Built on a 22 nm process and featuring the Haswell microarchitecture, the i3-4340 was designed for entry-level performance with a focus on integrated graphics and power efficiency. Its 54 W TDP and FCLGA1150 socket make it compatible with a wide range of older motherboards, though it is no longer supported in modern platforms.

The Core i3-4340 features two physical cores with Hyper-Threading, effectively providing four threads for improved multitasking. It operates at a base frequency of 3.6 GHz, with a turbo frequency capped at 3.2 GHz—though this is limited by the processor's design and the lack of modern thermal headroom. The chip includes 4 MB of L3 cache and supports dual-channel DDR3 memory at speeds up to 1600 MHz, with a maximum memory capacity of 32 GB. It uses a PCIe 3.0 interface for expansion and supports Intel's integrated HD Graphics 4600, which can drive up to three displays at a max frequency of 1150 MHz and shares up to 2 GB of system memory.

Despite its age, the i3-4340 supports a robust set of technologies, including AVX, AVX2, AES-NI, and Intel's virtualization extensions (VT-x, VT-d). These features enable it to run modern operating systems and virtualized workloads, albeit at reduced efficiency compared to contemporary CPUs. The processor also includes Intel's Enhanced SpeedStep Technology (EIST) for dynamic power management, making it suitable for low-power desktops and small form-factor systems.

In benchmark testing, the Core i3-4340 achieves an Overall Score of 5106, placing it at #786 out of 2060 processors. Its Singlecore Score of 5411 ranks it #631, indicating that it still holds a competitive edge in single-threaded performance for its era. However, its Multicore Score of 4649 places it at #1033, revealing a significant performance gap in multi-threaded workloads compared to modern processors. While it outperforms some older Intel and AMD CPUs in the same benchmark range, it falls well behind current-generation offerings such as the Ryzen 9 9950X3D or Core Ultra 9 285K, which score over 8,000 in single-core and exceed 12,000 in multicore.

The i3-4340 is best suited for basic office applications, web browsing, and media playback in older systems. It is not ideal for gaming, content creation, or intensive multitasking due to its limited core count and outdated architecture. For users upgrading from even older platforms, it may offer a noticeable performance boost, but for new builds, it is far from optimal. In summary, the Core i3-4340 is a legacy processor that remains functional in niche scenarios but is overshadowed by the vast improvements in performance, efficiency, and features seen in CPUs from the last five years.
Frequently Compared

AMD Ryzen 9 PRO 3900 3 views

AMD Ryzen 5 PRO 3500U 3 views

AMD Ryzen 3 PRO 2200GE 1 view

Intel Xeon Silver 4210 1 view

Intel Xeon Silver 4116T 1 view

Intel Xeon Silver 4114 1 view

Intel Xeon Silver 4110 1 view

Intel Xeon Silver 4108 1 view

Intel Core i7-7820EQ 1 view

Intel Core i7-7500U 1 view

Intel Core i3-4340

Main Specifications

Designer: Intel
Name: Core i3-4340
Model Number: i3-4340
Cores: 2
Threads: 4
Base Frequency: 3600 MHz
Clock Multiplier: 36x (locked)
Core Name: Haswell
Socket: FCLGA1150
Package: FC-LGA12C
Target Segment: Desktop
Max CPUs: 1
TDP: 54 W

Cache Specifications

L1 Cache: 62.464 KiB
L2 Cache: 0.244 MiB
L3 Cache: 3.815 MiB

Memory Specifications

Supported Memory Type: DDR3-1333/1600, DDR3L-1333/1600 @ 1.5V
Memory Channels: 2
Maximum Memory: 0 GB
Maximum Bandwidth: 25.6 GB/s
ECC Support: Yes

PCI-Express Specifications

PCIe Revision: Up to 3.0
PCIe Lanes: 16
PCIe Configuration: Up to 1x16, 2x8, 1x8+2x4

Integrated Graphics

GPU: HD Graphics 4600
GPU Designer: Intel
GPU Max Frequency: 1150 MHz

Physical Specifications

Process: 22 nm
Die Area: 177 mm²
Manufacturer: Intel
Word Size: 64-bit

CPU Features

MMX SSE SSE2 SSE3 SSSE3 SSE4.1 SSE4.2 AVX AVX2 FMA3 AES CLMUL x86-64 HT EIST TXT vPro VT-x VT-d EPT Secure Key SMEP SIPP IPT TSX Flex Memory FMA
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