Pentium T4400

Details and Benchmarks for Intel Pentium T4400

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Benchmark Results

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

Overall Score

Overall score for Pentium T4400 based on all benchmark results gathered. Look at this like a meta score, you will find more specific workload ratings below.

4,115 Rank: 1786
Rank Name Score Visual
1782 Core 2 Duo T6400 4,119
+0.1%
1783 A10-7400P 4,118
+0.1%
1784 Core 2 Duo P9300 4,117
+0%
1785 Pentium 4405Y 4,116
+0%
1786 Pentium T4400 4,115
1787 Core 2 Duo T9500 4,114
+-0%
1788 Phenom II X4 900e 4,113
+-0%
1789 Celeron B830 4,111
-0.1%
1790 Core 2 Duo P7550 4,111
-0.1%
1791 A6-3620 4,109
-0.1%

View full ranking →

Multicore Score

Multicore performance score for Pentium T4400 based on multi-threaded benchmark results.

4,267 Rank: 1856
Rank Name Score Visual
1852 Phenom X4 9500 4,269
+0%
1853 Athlon X2 BE-2300 4,269
+0%
1854 Phenom II X4 945 4,268
+0%
1855 Core M-5Y51 4,267
+0%
1856 Pentium T4400 4,267
1857 Core 2 Duo P8800 4,266
+-0%
1858 Atom N2800 4,266
+-0%
1859 Core 2 Quad Q9650 4,266
+-0%
1860 Athlon 64 X2 5600+ 4,266
+-0%
1861 A4-9120 4,265
+-0%

View full ranking →

Singlecore Score

Single-core performance score for Pentium T4400 based on single-threaded benchmark results.

4,014 Rank: 1758
Rank Name Score Visual
1754 Core i3-3227U 4,018
+0.1%
1755 Celeron E3200 4,018
+0.1%
1756 Core i3-350M 4,018
+0.1%
1757 A6-3600 4,017
+0.1%
1758 Pentium T4400 4,014
1759 Core 2 Duo L9600 4,013
+-0%
1760 Core 2 Duo P7550 4,012
+-0%
1761 A6-7310 4,011
-0.1%
1762 Celeron 3755U 4,010
-0.1%
1763 A8-3530MX 4,008
-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 Pentium T4400 based on integer math, floating point math, and prime number computation benchmarks.

4,477 Rank: 1680
Rank Name Score Visual
1676 Celeron B800 4,478
+0%
1677 Pentium T4500 4,478
+0%
1678 Pentium 967 4,477
+0%
1679 Celeron 877 4,477
+0%
1680 Pentium T4400 4,477
1681 Pentium T4300 4,476
+-0%
1682 Atom x5-Z8350 4,475
+-0%
1683 Celeron 867 4,474
-0.1%
1684 A4-3305M 4,474
-0.1%
1685 Pentium T4200 4,474
-0.1%

View full ranking →

Data Processing

Aggregated score for Pentium T4400 based on data encryption, data compression, and string sorting benchmarks.

4,450 Rank: 1657
Rank Name Score Visual
1653 Pentium 3556U 4,451
+0%
1654 Pentium B940 4,450
+0%
1655 Celeron 1037U 4,450
+0%
1656 A6-9200 4,450
+0%
1657 Pentium T4400 4,450
1658 Core i3-2365M 4,449
+-0%
1659 Pentium P6200 4,449
+-0%
1660 Pentium 2117U 4,449
+-0%
1661 Pentium T4300 4,449
+-0%
1662 A4-3310MX 4,449
+-0%

View full ranking →

Physics & Compute

Aggregated score for Pentium T4400 based on physics simulation and extended instruction set (SSE/AVX) benchmarks.

4,452 Rank: 1698
Rank Name Score Visual
1694 Celeron G460 4,453
+0%
1695 Celeron E3500 4,453
+0%
1696 Xeon 5150 4,453
+0%
1697 Celeron E3300 4,452
+0%
1698 Pentium T4400 4,452
1699 Celeron E1400 4,452
+0%
1700 A4-3320M 4,452
+0%
1701 Pentium T4300 4,451
+-0%
1702 Pentium T4200 4,451
+-0%
1703 Celeron N3000 4,451
+-0%

View full ranking →

Pentium T4400 Details

Ranking #1786 of 2060 in overall performance, the Intel Pentium T4400 presents a stark contrast to today's high-end processors, which now exceed 12,000 in multicore scores. Despite its modest capabilities, the T4400 remains relevant for basic computing tasks in legacy systems. Released during a transitional period in Intel's mobile architecture, this processor was designed for mainstream notebooks, offering a balance between power efficiency and cost-effectiveness. As of March 2026, it is considered an outdated device, with modern alternatives offering significantly higher performance and advanced features. The processor's 45 nm manufacturing process and 35 W TDP reflect the technology of its era, prioritizing thermal management over raw speed. Its PGA478 socket and support for DDR3 memory at 1066/1333 MHz were standard for mid-2000s laptops, but it lacks support for newer memory types and features like DDR4 or DDR5.

The Pentium T4400 features a dual-core design with hyper-threading, allowing it to handle four threads simultaneously. It operates at a base clock of 2.2 GHz, with a turbo frequency of 2.3 GHz, and a bus speed of 800 MHz. This modest clock speed, combined with its 2 MB L2 cache, limits its performance in modern applications. The processor supports a variety of Intel technologies, including SSE4.1, SSE4.2, AVX2, AES-NI, and virtualization extensions like VT-x and VT-d, making it suitable for light virtualization and encryption tasks. However, it does not support ECC memory, which restricts its use in enterprise environments. The integrated Intel HD Graphics 3000 GPU provides basic visual performance, with a maximum frequency of 1.0 GHz and support for up to two displays. While adequate for office work and media playback, it struggles with modern gaming or graphic-intensive software.

In benchmark testing, the Pentium T4400 achieves an overall score of 4115, with single-core and multicore scores of 4014 and 4267, respectively. These results place it behind several contemporaneous processors, such as the Core 2 Duo P8800 and the Athlon 64 X2 5600+, yet ahead of lower-tier chips like the Atom N2800 and the Core 2 Duo P7550. Its single-core performance is particularly weak, ranking just behind the Core 2 Duo L9600 and the A6-7310, which are also from the same era. The processor's multicore performance, while slightly better, still lags behind the Core 2 Quad Q9650 and the Phenom II X4 9500. The Passmark scores—4477 in number crunching, 4450 in data processing, and 4452 in physics compute—confirm its mid-tier position in its generation. These results highlight the T4400's strengths in basic computational tasks but underscore its limitations in more demanding workloads.

When compared to modern processors, the Pentium T4400 is a shadow of today’s capabilities. Top-tier CPUs like the Ryzen Threadripper PRO 9995WX and the Core Ultra 9 285K achieve over 9,000 in single-core and 12,000 in multicore performance, demonstrating a gap of more than 20x in raw processing power. Even entry-level modern processors, such as the Ryzen 5 9600X and the Core Ultra 7 265K, outperform the T4400 by a factor of 10 to 20. This disparity reflects the rapid evolution of CPU design, with advancements in architecture, process nodes, and core counts. The T4400’s reliance on a 45 nm process and a 2.2 GHz clock speed makes it ill-suited for multitasking, content creation, or gaming in 2026.

In conclusion, the Intel Pentium T4400 is best suited for legacy systems, basic office computing, or as a replacement in older laptops where cost and power efficiency are prioritized over performance. Its integrated GPU and support for common memory types make it functional for light tasks, but it is no longer competitive in the modern computing landscape. For users seeking a more capable system, upgrading to a modern processor with higher clock speeds, more cores, and advanced features is essential. As of March 2026, the T4400 serves as a reminder of how far CPU technology has advanced in just over a decade.
Frequently Compared

Intel Core 2 Duo E8600 6 views

AMD Ryzen 5 3500X 4 views

AMD A8-7200P 3 views

AMD Phenom 9650 2 views

AMD Ryzen 9 PRO 3900 2 views

AMD A6-5400K 2 views

AMD A10-5757M 2 views

Intel Core i3-4030U 2 views

Intel Xeon W3505 2 views

AMD Phenom 9750 2 views

Intel Pentium T4400

Main Specifications

Designer: Intel
Name: Pentium T4400
Model Number: T6600
Cores: 2
Threads: 4
Base Frequency: 2200 MHz
Socket: PGA478
Max CPUs: 1
TDP: 35 W

Cache Specifications

Memory Specifications

Supported Memory Type: DDR3 1066/1333
Memory Channels: 2
Maximum Memory: 0 GB
Maximum Bandwidth: 17.1 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: 1000 MHz

Physical Specifications

Process: 45 nm
Word Size: 64-bit

CPU Features

SSE4.1 SSE4.2 AVX2 AES x86-64 HT EIST TXT vPro VT-x VT-d EPT Secure Key SMEP SIPP IPT TSX Flex Memory FMA
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