Opteron 148 vs Sempron 140

Place in the ranking	3124	3188
Place by popularity	not in top-100	not in top-100
Market segment	Desktop processor	Server
Power efficiency	0.64	0.27
Architecture codename	Sargas (2009−2011)	SledgeHammer (2003−2005)
Release date	22 July 2009 (15 years ago)	2 August 2005 (19 years ago)
Launch price (MSRP)	$40	no data

Detailed specifications

Sempron 140 and Opteron 148 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	1 (Single-Core)	1 (Single-Core)
Threads	1	1
Base clock speed	2.7 GHz	2.2 GHz
Boost clock speed	2.7 GHz	2.2 GHz
L1 cache	128 KB (per core)	128 KB
L2 cache	1 MB (per core)	1 MB
L3 cache	0 KB	0 KB
Chip lithography	45 nm	130 nm
Die size	117 mm²	115 mm²
Number of transistors	234 million	114 million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Sempron 140 and Opteron 148 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)	45 Watt	85 Watt

Memory specs

Types, maximum amount and channel quantity of RAM supported by Sempron 140 and Opteron 148. 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

On certain motherboards (Chipset feature)

Peripherals

Specifications and connection of peripherals supported by Sempron 140 and Opteron 148.

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.

Sempron 140 0.30
+25%

Opteron 148 0.24

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.

Sempron 140 486
+24%

Opteron 148 392

Gaming performance

Pros & cons summary

Performance score	0.30	0.24
Recency	22 July 2009	2 August 2005
Chip lithography	45 nm	130 nm
Power consumption (TDP)	45 Watt	85 Watt

Sempron 140 has a 25% higher aggregate performance score, an age advantage of 3 years, a 188.9% more advanced lithography process, and 88.9% lower power consumption.

The Sempron 140 is our recommended choice as it beats the Opteron 148 in performance tests.

Note that Sempron 140 is a desktop processor while Opteron 148 is a server/workstation one.

Should you still have questions on choice between Sempron 140 and Opteron 148, ask them in Comments section, and we shall answer.