Phenom II X4 805 vs Phenom II X4 905e

Place in performance ranking	2185	2175
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	2.76	4.93
Market segment	Desktop processor	Desktop processor
Series	4x Phenom II (Desktop)	no data
Architecture codename	Daneb (2009)	Deneb (2009−2011)
Release date	1 June 2009 (14 years ago)	February 2009 (15 years ago)
Launch price (MSRP)	$212	$174
Current price	$80 (0.4x MSRP)	$25 (0.1x MSRP)

Cost-effectiveness evaluation

Performance per price, higher is better.

Phenom II X4 805 has 79% better value for money than Phenom II X4 905e.

Detailed specifications

Phenom II X4 905e and Phenom II X4 805 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
Boost clock speed	2.5 GHz	2.5 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)	4 MB (shared)
Chip lithography	45 nm	45 nm
Die size	258 mm²	258 mm²
Number of transistors	758 Million	758 million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	No	No

Compatibility

Information on Phenom II X4 905e and Phenom II X4 805 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	AM3
Power consumption (TDP)	65 Watt	95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Phenom II X4 905e and Phenom II X4 805. You'll probably need this information if you require some particular technology.

Instruction set extensions

45 nm, 1.25

no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Phenom II X4 905e and Phenom II X4 805. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR3

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 X4 905e 1.25

Phenom II X4 805 1.27
+1.6%

Phenom II X4 805 outperforms Phenom II X4 905e by 2% based on our aggregated benchmark results.

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.

Benchmark coverage: 68%

Phenom II X4 905e 1936

Phenom II X4 805 1959
+1.2%

Phenom II X4 805 outperforms Phenom II X4 905e by 1% in Passmark.