Phenom II X4 955 (125W) vs Xeon W-2104

Primary details

Comparing Xeon W-2104 and Phenom II X4 955 (125W) processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1539	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	5.39	no data
Market segment	Server	Desktop processor
Series	Intel Xeon W	no data
Power efficiency	2.73	no data
Architecture codename	Skylake (server) (2017−2018)	Deneb (2009−2011)
Release date	29 August 2017 (7 years ago)	1 April 2009 (15 years ago)
Launch price (MSRP)	$255	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon W-2104 and Phenom II X4 955 (125W) 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	3.2 GHz	3.2 GHz
Boost clock speed	3.2 GHz	3.2 GHz
Bus type	DMI 3.0	no data
Bus rate	4 × 8 GT/s	no data
Multiplier	32	no data
L1 cache	64K (per core)	128 KB (per core)
L2 cache	1 MB (per core)	512 KB (per core)
L3 cache	8.25 MB (shared)	6 MB (shared)
Chip lithography	14 nm	45 nm
Die size	484 mm2	258 mm2
Maximum case temperature (TCase)	66 °C	no data
Number of transistors	no data	758 million
64 bit support	+	+
Windows 11 compatibility	+	-

Compatibility

Information on Xeon W-2104 and Phenom II X4 955 (125W) 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 (Uniprocessor)	1
Socket	FCLGA2066	AM3
Power consumption (TDP)	120 Watt	125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon W-2104 and Phenom II X4 955 (125W). You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512	no data
AES-NI	+	-
AVX	+	-
vPro	+	no data
Enhanced SpeedStep (EIST)	+	no data
Speed Shift	+	no data
Turbo Boost Technology	-	no data
Hyper-Threading Technology	-	no data
TSX	+	-
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	-	no data
Demand Based Switching	+	no data
PAE	46 Bit	no data
Turbo Boost Max 3.0	-	no data

Security technologies

Xeon W-2104 and Phenom II X4 955 (125W) technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
EDB	+	no data
Secure Key	+	no data
MPX	+	-
Identity Protection	+	-
SGX	-	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon W-2104 and Phenom II X4 955 (125W) are enumerated here.

AMD-V	-	+
VT-d	+	no data
VT-x	+	no data
EPT	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon W-2104 and Phenom II X4 955 (125W). Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-1600, DDR4-1866, DDR4-2133, DDR4-2400	DDR3
Maximum memory size	512 GB	no data
Max memory channels	4	no data
Maximum memory bandwidth	76.805 GB/s	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

On certain motherboards (Chipset feature)

Peripherals

Specifications and connection of peripherals supported by Xeon W-2104 and Phenom II X4 955 (125W).

PCIe version	3.0	2.0
PCI Express lanes	48	no data

Pros & cons summary

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Recency	29 August 2017	1 April 2009
Chip lithography	14 nm	45 nm
Power consumption (TDP)	120 Watt	125 Watt

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Should you still have questions on choice between Xeon W-2104 and Phenom II X4 955 (125W), ask them in Comments section, and we shall answer.

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