Sempron 3400+ vs Phenom II X6 1065T

Place in the ranking	1869	3257
Place by popularity	not in top-100	not in top-100
Market segment	Desktop processor	Desktop processor
Power efficiency	1.61	0.27
Architecture codename	Thuban (2010)	Palermo (2001−2005)
Release date	7 December 2010 (14 years ago)	1 October 2005 (19 years ago)
Launch price (MSRP)	no data	$30

Detailed specifications

Phenom II X6 1065T and Sempron 3400+ 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	6 (Hexa-Core)	1 (Single-Core)
Threads	6	1
Base clock speed	2.9 GHz	no data
Boost clock speed	3.4 GHz	2 GHz
L1 cache	128 KB (per core)	128 KB
L2 cache	512 KB (per core)	128 KB
L3 cache	6 MB (shared)	0 KB
Chip lithography	45 nm	90 nm
Die size	346 mm²	103 mm²
Number of transistors	904 million	63 million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Phenom II X6 1065T and Sempron 3400+ 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
Socket	AM3	939
Power consumption (TDP)	125 Watt	62 Watt

Memory specs

Types, maximum amount and channel quantity of RAM supported by Phenom II X6 1065T and Sempron 3400+. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR3

DDR1

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

On certain motherboards (Chipset feature)

Peripherals

Specifications and connection of peripherals supported by Phenom II X6 1065T and Sempron 3400+.

PCIe version

2.0

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.

Phenom II X6 1065T 2.13
+1083%

Sempron 3400+ 0.18

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.

Phenom II X6 1065T 3391
+1061%

Sempron 3400+ 292

Gaming performance

Pros & cons summary

Performance score	2.13	0.18
Recency	7 December 2010	1 October 2005
Physical cores	6	1
Threads	6	1
Chip lithography	45 nm	90 nm
Power consumption (TDP)	125 Watt	62 Watt

Phenom II X6 1065T has a 1083.3% higher aggregate performance score, an age advantage of 5 years, 500% more physical cores and 500% more threads, and a 100% more advanced lithography process.

Sempron 3400+, on the other hand, has 101.6% lower power consumption.

The Phenom II X6 1065T is our recommended choice as it beats the Sempron 3400+ in performance tests.

Should you still have questions on choice between Phenom II X6 1065T and Sempron 3400+, ask them in Comments section, and we shall answer.