FirePro A320 vs Athlon X4 845

Place in the ranking	1768	2234
Place by popularity	not in top-100	not in top-100
Market segment	Desktop processor	Desktop processor
Power efficiency	3.48	1.29
Architecture codename	Carrizo (2015−2018)	Trinity (2012−2013)
Release date	2 February 2016 (8 years ago)	7 August 2012 (12 years ago)

Detailed specifications

Athlon X4 845 and FirePro A320 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	4 (Quad-Core)	4 (Quad-Core)
Threads	4	4
Base clock speed	3.5 GHz	3.8 GHz
Boost clock speed	3.8 GHz	4.2 GHz
L1 cache	320K	192K
L2 cache	2 MB	4 MB (shared)
Chip lithography	28 nm	32 nm
Die size	250 mm²	246 mm²
Maximum case temperature (TCase)	74 °C	74 °C
Number of transistors	3,100 million	1,303 million
64 bit support	+	+
Unlocked multiplier	+	-

Compatibility

Information on Athlon X4 845 and FirePro A320 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	FM2+	FM2
Power consumption (TDP)	65 Watt	100 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Athlon X4 845 and FirePro A320. 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 Athlon X4 845 and FirePro A320 are enumerated here.

AMD-V

Memory specs

Types, maximum amount and channel quantity of RAM supported by Athlon X4 845 and FirePro A320. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR3-2133

DDR3-1866

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

FirePro

Peripherals

Specifications and connection of peripherals supported by Athlon X4 845 and FirePro A320.

PCIe version	3.0	2.0
PCI Express lanes	8	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.

Athlon X4 845 2.48
+75.9%

FirePro A320 1.41

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.

Athlon X4 845 3796
+76.3%

FirePro A320 2153

Gaming performance

Pros & cons summary

Performance score	2.48	1.41
Recency	2 February 2016	7 August 2012
Chip lithography	28 nm	32 nm
Power consumption (TDP)	65 Watt	100 Watt

Athlon X4 845 has a 75.9% higher aggregate performance score, an age advantage of 3 years, a 14.3% more advanced lithography process, and 53.8% lower power consumption.

The Athlon X4 845 is our recommended choice as it beats the FirePro A320 in performance tests.

Should you still have questions on choice between Athlon X4 845 and FirePro A320, ask them in Comments section, and we shall answer.