Phenom II X3 P840 vs Phenom II X4 X920 BE

Place in performance ranking	2025	2434
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	4x AMD Phenom II	3x AMD Phenom II
Architecture codename	Champlain (2010−2011)	Champlain (2010−2011)
Release date	12 May 2010 (13 years ago)	4 October 2010 (13 years ago)

Technical specs

Phenom II X4 X920 BE and Phenom II X3 P840 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)	3 (Tri-Core)
Threads	4	3
Boost clock speed	2.3 GHz	1.9 GHz
Bus support	3600 MHz	3600 MHz
L1 cache	256 KB	384 KB
L2 cache	2 MB	1.5 MB
Chip lithography	45 nm	45 nm
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	No	No

Compatibility

Information on Phenom II X4 X920 BE and Phenom II X3 P840 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.

Socket	S1	S1
Power consumption (TDP)	45 Watt	25 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Phenom II X4 X920 BE and Phenom II X3 P840. You'll probably need this information if you require some particular technology.

Instruction set extensions	integrated DDR3-1333 memory controller, HyperTransport 3.0, Enhanced Virus Protection, AMD64, SSE4A, unlocked multiplier	integrated DDR3 Memory Controller, Virtualization, AMD64, Advanced Virus Protection, SSE(1,2,3,4a)
VirusProtect	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Phenom II X4 X920 BE and Phenom II X3 P840 are enumerated here.

AMD-V

no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Phenom II X4 X920 BE and Phenom II X3 P840. 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 X920 BE 1.50
+76.5%

Phenom II X3 P840 0.85

Phenom II X4 X920 BE outperforms Phenom II X3 P840 by 76% based on our aggregated benchmark results.

Cinebench 10 32-bit multi-core

Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.

Benchmark coverage: 19%

Phenom II X4 X920 BE 7082
+60%

Phenom II X3 P840 4425

Phenom II X4 X920 BE outperforms Phenom II X3 P840 by 60% in Cinebench 10 32-bit multi-core.

wPrime 32

wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.

Benchmark coverage: 18%

Phenom II X4 X920 BE 17.5
+58.3%

Phenom II X3 P840 27.7

Phenom II X3 P840 outperforms Phenom II X4 X920 BE by 58% in wPrime 32.