AMD Phenom II X2 550 vs Athlon II X3 400e

AMD Phenom II X2 550
AMD Athlon II X3 400e

General info

Comparing Phenom II X2 550 and Athlon II X3 400e processor market type (desktop or notebook), architecture and sales start time and price.
Place in performance rating
 
Value for money (0-100)
9.56
 
4.69
Type
Desktop
 
Desktop
Architecture codename
Callisto
 
Rana
Release date
November 2009
 
October 2009
Launch price (MSRP)
$133
 
$107
Price now
$50
 
$107

Technical specs

Phenom II X2 550 and Athlon II X3 400e quantitative parameters such as cores and threads number, clocks, manufacturing process, cache size and multiplier lock state. These parameters indirectly say of Phenom II X2 550 and Athlon II X3 400e performance, but for precise assessment you have to consider their test results.
Number of cores
2
 
3
Number of threads
2
 
3
Maximum frequency
3.1 GHz
 
2.2 GHz
L1 cache
128 KB (per core)
 
128 KB (per core)
L2 cache
512 KB (per core)
 
512 KB (per core)
L3 cache
6 MB (shared)
 
no data
Manufacturing process technology
45 nm
 
45 nm
Die size
258 mm2
 
169 mm2
Transistor count
758 million
 
300 million
64 bit support
+
 
+

Compatibility

Information on Phenom II X2 550 and Athlon II X3 400e compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one.
Max number of CPUs in a configuration
1
 
1
Socket
AM3
 
AM3
Power consumption (TDP)
80 Watt
 
45 Watt

Memory specs

Types, maximum amount and channel number of RAM supported by Phenom II X2 550 and Athlon II X3 400e.
Supported memory types
DDR3
 
DDR3

Benchmark performance

Non-gaming benchmarks performance of Phenom II X2 550 and Athlon II X3 400e. Overall benchmark performance is measured in points in 0-100 range.

Overall benchmark performance

Phenom II X2 550 1.63
Athlon II X3 400e 1.71 +4.9%

Passmark

Phenom II X2 550 1246
Athlon II X3 400e 1308 +5%

Gaming performance

Let's see how good Phenom II X2 550 and Athlon II X3 400e are for gaming compared with game system requirements. Remember that sometimes official requirements may reflect real performance inaccurately.

Advantages of AMD Phenom II X2 550

We are unaware of any advantages of AMD Phenom II X2 550 over AMD Athlon II X3 400e.

Advantages of AMD Athlon II X3 400e

4.9% faster in synthetic tests
Cheaper ($107 vs $133)
Less power hungry (45 vs 80 watts)

So, Phenom II X2 550 or Athlon II X3 400e?

Technical City couldn't decide between AMD Phenom II X2 550 and AMD Athlon II X3 400e. The differences in performance seem too small.
Should you still have questions on choice between Phenom II X2 550 and Athlon II X3 400e, ask them in Comments section, and we shall answer.

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AMD Phenom II X2 550
AMD Athlon II X3 400e
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