Ryzen Threadripper PRO 3945WX vs Phenom II X2 B57

VS

Aggregate performance score

Phenom II X2 B57
2010
2 cores / 2 threads, 80 Watt
0.82
Ryzen Threadripper PRO 3945WX
2020
12 cores / 24 threads, 280 Watt
21.91
+2572%

Ryzen Threadripper PRO 3945WX outperforms Phenom II X2 B57 by a whopping 2572% based on our aggregate benchmark results.

Primary details

Comparing Phenom II X2 B57 and Ryzen Threadripper PRO 3945WX processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2602255
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorServer
Seriesno dataAMD Ryzen Threadripper
Power efficiency0.937.14
Architecture codenameCallisto (2009−2010)Matisse (2019−2020)
Release date11 May 2010 (14 years ago)14 July 2020 (4 years ago)

Detailed specifications

Phenom II X2 B57 and Ryzen Threadripper PRO 3945WX 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 cores2 (Dual-core)12 (Dodeca-Core)
Threads224
Base clock speed3.2 GHz4 GHz
Boost clock speed3.2 GHz4.3 GHz
Multiplierno data40
L1 cache128 KB (per core)64K (per core)
L2 cache512 KB (per core)512K (per core)
L3 cache6 MB (shared)64 MB
Chip lithography45 nm7 nm, 12 nm
Die size258 mm274 mm2
Maximum case temperature (TCase)no data95 °C
Number of transistors758 million3,800 million
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier-+

Compatibility

Information on Phenom II X2 B57 and Ryzen Threadripper PRO 3945WX 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 configuration11
SocketAM3TR4
Power consumption (TDP)80 Watt280 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Phenom II X2 B57 and Ryzen Threadripper PRO 3945WX. You'll probably need this information if you require some particular technology.

AES-NI-+
AVX-+

Virtualization technologies

Virtual machine speed-up technologies supported by Phenom II X2 B57 and Ryzen Threadripper PRO 3945WX are enumerated here.

AMD-V-+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Phenom II X2 B57 and Ryzen Threadripper PRO 3945WX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR4-3200
Maximum memory sizeno data2 TiB
Maximum memory bandwidthno data204.8 GB/s

Peripherals

Specifications and connection of peripherals supported by Phenom II X2 B57 and Ryzen Threadripper PRO 3945WX.

PCIe version2.04.0
PCI Express lanesno data128

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 X2 B57 0.82
Ryzen Threadripper PRO 3945WX 21.91
+2572%

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.

Phenom II X2 B57 1260
Ryzen Threadripper PRO 3945WX 33536
+2562%

Gaming performance

Pros & cons summary


Performance score 0.82 21.91
Recency 11 May 2010 14 July 2020
Physical cores 2 12
Threads 2 24
Chip lithography 45 nm 7 nm
Power consumption (TDP) 80 Watt 280 Watt

Phenom II X2 B57 has 250% lower power consumption.

Ryzen Threadripper PRO 3945WX, on the other hand, has a 2572% higher aggregate performance score, an age advantage of 10 years, 500% more physical cores and 1100% more threads, and a 542.9% more advanced lithography process.

The Ryzen Threadripper PRO 3945WX is our recommended choice as it beats the Phenom II X2 B57 in performance tests.

Note that Phenom II X2 B57 is a desktop processor while Ryzen Threadripper PRO 3945WX is a server/workstation one.


Should you still have questions on choice between Phenom II X2 B57 and Ryzen Threadripper PRO 3945WX, ask them in Comments section, and we shall answer.

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AMD Phenom II X2 B57
Phenom II X2 B57
AMD Ryzen Threadripper PRO 3945WX
Ryzen Threadripper PRO 3945WX

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Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


3.5 12 votes

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3.7 30 votes

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Questions & comments

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