Athlon X2 450 vs Phenom X3 8450

Place in the ranking	2638	2585
Place by popularity	not in top-100	not in top-100
Market segment	Desktop processor	Desktop processor
Power efficiency	0.76	1.19
Architecture codename	Toliman (2008)	Kaveri (2014−2015)
Release date	April 2008 (16 years ago)	31 July 2014 (10 years ago)

Detailed specifications

Phenom X3 8450 and Athlon X2 450 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	3 (Tri-Core)	2 (Dual-core)
Threads	3	2
Base clock speed	no data	3.5 GHz
Boost clock speed	2.1 GHz	3.9 GHz
L1 cache	128 KB (per core)	128K
L2 cache	512 KB (per core)	1 MB (shared)
L3 cache	2 MB (shared)	no data
Chip lithography	65 nm	28 nm
Die size	285 mm²	245 mm²
Maximum case temperature (TCase)	no data	72 °C
Number of transistors	450 million	2,411 million
64 bit support	+	+
Windows 11 compatibility	-	no data
Unlocked multiplier	-	+

Compatibility

Information on Phenom X3 8450 and Athlon X2 450 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	AM2+	FM2+
Power consumption (TDP)	95 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Phenom X3 8450 and Athlon X2 450. You'll probably need this information if you require some particular technology.

AES-NI	-	+
FMA	-	+
AVX	-	+

Virtualization technologies

Virtual machine speed-up technologies supported by Phenom X3 8450 and Athlon X2 450 are enumerated here.

AMD-V

Memory specs

Types, maximum amount and channel quantity of RAM supported by Phenom X3 8450 and Athlon X2 450. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

no data

DDR3-1866

Peripherals

Specifications and connection of peripherals supported by Phenom X3 8450 and Athlon X2 450.

PCIe version	no data	3.0
PCI Express lanes	no data	16

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 X3 8450 0.77

Athlon X2 450 0.82
+6.5%

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 X3 8450 1216

Athlon X2 450 1295
+6.5%

Gaming performance

Pros & cons summary

Performance score	0.77	0.82
Physical cores	3	2
Threads	3	2
Chip lithography	65 nm	28 nm
Power consumption (TDP)	95 Watt	65 Watt

Phenom X3 8450 has 50% more physical cores and 50% more threads.

Athlon X2 450, on the other hand, has a 6.5% higher aggregate performance score, a 132.1% more advanced lithography process, and 46.2% lower power consumption.

Given the minimal performance differences, no clear winner can be declared between Phenom X3 8450 and Athlon X2 450.

Should you still have questions on choice between Phenom X3 8450 and Athlon X2 450, ask them in Comments section, and we shall answer.