Ryzen Threadripper PRO 3945WX vs Xeon X3450

VS

Aggregate performance score

Xeon X3450
2009
4 cores / 8 threads, 95 Watt
1.80
Ryzen Threadripper PRO 3945WX
2020
12 cores / 24 threads, 280 Watt
21.10
+1072%

Ryzen Threadripper PRO 3945WX outperforms Xeon X3450 by a whopping 1072% based on our aggregate benchmark results.

Primary details

Comparing Xeon X3450 and Ryzen Threadripper PRO 3945WX processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2021261
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.51no data
Market segmentServerServer
Seriesno dataAMD Ryzen Threadripper
Power efficiency1.797.13
Architecture codenameLynnfield (2009−2010)Matisse (2019−2020)
Release date8 September 2009 (15 years ago)14 July 2020 (4 years ago)
Launch price (MSRP)$241no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Xeon X3450 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 cores4 (Quad-Core)12 (Dodeca-Core)
Threads824
Base clock speed2.66 GHz4 GHz
Boost clock speed3.2 GHz4.3 GHz
Multiplierno data40
L1 cache64 KB (per core)768 KB
L2 cache256 KB (per core)6 MB
L3 cache8 MB (shared)64 MB
Chip lithography45 nm7 nm, 12 nm
Die size296 mm274 mm2
Maximum case temperature (TCase)73 °C95 °C
Number of transistors774 million15940 Million
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier-+

Compatibility

Information on Xeon X3450 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
SocketFCLGA1156,LGA1156TR4
Power consumption (TDP)95 Watt280 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon X3450 and Ryzen Threadripper PRO 3945WX. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.2no data
AES-NI-+
AVX-+
Enhanced SpeedStep (EIST)+no data
Turbo Boost Technology1.0no data
Hyper-Threading Technology+no data
Idle States+no data
Demand Based Switching+no data
PAE36 Bitno data

Security technologies

Xeon X3450 and Ryzen Threadripper PRO 3945WX technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data
EDB+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon X3450 and Ryzen Threadripper PRO 3945WX 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 X3450 and Ryzen Threadripper PRO 3945WX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3-800, DDR3-1066, DDR3-1333DDR4-3200
Maximum memory size32 GB2 TiB
Max memory channels2no data
Maximum memory bandwidth21 GB/s204.8 GB/s
ECC memory support+-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardN/A-

Peripherals

Specifications and connection of peripherals supported by Xeon X3450 and Ryzen Threadripper PRO 3945WX.

PCIe version2.04.0
PCI Express lanes16128

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.

Xeon X3450 1.80
Ryzen Threadripper PRO 3945WX 21.10
+1072%

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.

Xeon X3450 2858
Ryzen Threadripper PRO 3945WX 33521
+1073%

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Xeon X3450 431
Ryzen Threadripper PRO 3945WX 1680
+290%

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Xeon X3450 1454
Ryzen Threadripper PRO 3945WX 10867
+647%

Gaming performance

Pros & cons summary


Performance score 1.80 21.10
Recency 8 September 2009 14 July 2020
Physical cores 4 12
Threads 8 24
Chip lithography 45 nm 7 nm
Power consumption (TDP) 95 Watt 280 Watt

Xeon X3450 has 194.7% lower power consumption.

Ryzen Threadripper PRO 3945WX, on the other hand, has a 1072.2% higher aggregate performance score, an age advantage of 10 years, 200% more physical cores and 200% more threads, and a 542.9% more advanced lithography process.

The Ryzen Threadripper PRO 3945WX is our recommended choice as it beats the Xeon X3450 in performance tests.


Should you still have questions on choice between Xeon X3450 and Ryzen Threadripper PRO 3945WX, ask them in Comments section, and we shall answer.

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Intel Xeon X3450
Xeon X3450
AMD Ryzen Threadripper PRO 3945WX
Ryzen Threadripper PRO 3945WX

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Community ratings

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Questions & comments

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