Phenom II X4 955 (95W) vs Ryzen Threadripper 1920X

Primary details

Comparing Ryzen Threadripper 1920X and Phenom II X4 955 (95W) processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	440	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	19.06	no data
Market segment	Desktop processor	Desktop processor
Series	AMD Ryzen Threadripper	no data
Architecture codename	Zen (2017−2020)	Deneb (2009−2011)
Release date	10 August 2017 (6 years ago)	April 2009 (15 years ago)
Launch price (MSRP)	$799	no data
Current price	$260 (0.3x MSRP)	$65

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Ryzen Threadripper 1920X and Phenom II X4 955 (95W) 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	12 (Dodeca-Core)	4 (Quad-Core)
Threads	24	4
Base clock speed	3.5 GHz	no data
Boost clock speed	4.2 GHz	3.2 GHz
Bus support	4 × 8 GT/s	no data
L1 cache	96K (per core)	128 KB (per core)
L2 cache	512K (per core)	512 KB (per core)
L3 cache	32 MB	6 MB (shared)
Chip lithography	14 nm	45 nm
Die size	213 mm2	258 mm2
Number of transistors	9,600 million	758 million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	Yes	No

Compatibility

Information on Ryzen Threadripper 1920X and Phenom II X4 955 (95W) 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	SP3r2	AM3
Power consumption (TDP)	180 Watt	95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen Threadripper 1920X and Phenom II X4 955 (95W). You'll probably need this information if you require some particular technology.

AES-NI	+	no data
AVX	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen Threadripper 1920X and Phenom II X4 955 (95W) are enumerated here.

AMD-V

+

no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen Threadripper 1920X and Phenom II X4 955 (95W). Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4 Quad-channel	DDR3
Maximum memory size	2 TiB	no data
Max memory channels	4	no data
Maximum memory bandwidth	85.33 GB/s	no data
ECC memory support	+	no data

Peripherals

Specifications and connection of peripherals supported by Ryzen Threadripper 1920X and Phenom II X4 955 (95W).

PCIe version	3.0	no data
PCI Express lanes	60	no data

Pros & cons summary

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Physical cores	12	4
Threads	24	4
Chip lithography	14 nm	45 nm
Power consumption (TDP)	180 Watt	95 Watt

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Should you still have questions on choice between Ryzen Threadripper 1920X and Phenom II X4 955 (95W), ask them in Comments section, and we shall answer.

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