Intel Xeon E3-1271 v3 vs AMD Ryzen Threadripper PRO 5945WX

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CPU comparison with benchmarks


Intel Xeon E3-1271 v3 CPU1 vs CPU2 AMD Ryzen Threadripper PRO 5945WX
Intel Xeon E3-1271 v3 AMD Ryzen Threadripper PRO 5945WX

CPU comparison

In this CPU comparison, we compare the Intel Xeon E3-1271 v3 and the AMD Ryzen Threadripper PRO 5945WX and use benchmarks to check which processor is faster.

We compare the Intel Xeon E3-1271 v3 4 core processor released in Q2/2014 with the AMD Ryzen Threadripper PRO 5945WX which has 12 CPU cores and was introduced in Q1/2022.
Intel Xeon E3 (43) Family AMD Ryzen Threadripper PRO (15)
Intel Xeon E3 v3 (15) CPU group AMD Ryzen Threadripper PRO 5000 (5)
4 Generation 4
Haswell S Architecture Chagall (Zen 3)
Desktop / Server Segment Desktop / Server
-- Predecessor AMD Ryzen Threadripper PRO 3945WX
-- Successor AMD Ryzen Threadripper PRO 7945WX

CPU Cores and Base Frequency

The Intel Xeon E3-1271 v3 is a 4 core processor with a clock frequency of 3.60 GHz (4.00 GHz). The processor can compute 8 threads at the same time. The AMD Ryzen Threadripper PRO 5945WX clocks with 4.10 GHz (4.50 GHz), has 12 CPU cores and can calculate 24 threads in parallel.

Intel Xeon E3-1271 v3 Characteristic AMD Ryzen Threadripper PRO 5945WX
4 Cores 12
8 Threads 24
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? No
3.60 GHz Frequency 4.10 GHz
4.00 GHz Turbo Frequency (1 Core) 4.50 GHz
-- Turbo Frequency (All Cores) 4.30 GHz

NPU AI performance

The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.

Intel Xeon E3-1271 v3 Characteristic AMD Ryzen Threadripper PRO 5945WX
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback.

no iGPU GPU no iGPU
GPU frequency --
-- GPU (Turbo) --
-- GPU Generation --
Technology
Max. displays
-- Compute units --
-- Shader --
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory --
-- DirectX Version --

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.

no iGPU GPU no iGPU
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
No Codec h264 No
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
No Codec AVC No
No Codec VC-1 No
No Codec JPEG No

Memory & PCIe

Up to 32 GB of memory in a maximum of 2 memory channels is supported by the Intel Xeon E3-1271 v3, while the AMD Ryzen Threadripper PRO 5945WX supports a maximum of 2048 GB of memory with a maximum memory bandwidth of 51.2 GB/s enabled.

Intel Xeon E3-1271 v3 Characteristic AMD Ryzen Threadripper PRO 5945WX
DDR3L-1600, DDR3-1600 Memory DDR4-3200
32 GB Max. Memory 2048 GB
2 (Dual Channel) Memory channels 8 (Octa Channel)
25.6 GB/s Max. Bandwidth 51.2 GB/s
Yes ECC Yes
-- L2 Cache 6.00 MB
8.00 MB L3 Cache 64.00 MB
3.0 PCIe version 4.0
16 PCIe lanes 128
15.8 GB/s PCIe Bandwidth 252.0 GB/s

Thermal Management

The Intel Xeon E3-1271 v3 has a TDP of 80 W. The TDP of the AMD Ryzen Threadripper PRO 5945WX is 280 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Xeon E3-1271 v3 Characteristic AMD Ryzen Threadripper PRO 5945WX
80 W TDP (PL1 / PBP) 280 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. 95 °C

Technical details

The Intel Xeon E3-1271 v3 has 8.00 MB cache and is manufactured in 22 nm. The cache of AMD Ryzen Threadripper PRO 5945WX is at 70.00 MB. The processor is manufactured in 7 nm.

Intel Xeon E3-1271 v3 Characteristic AMD Ryzen Threadripper PRO 5945WX
22 nm Technology 7 nm
Monolithic Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2 ISA extensions SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
LGA 1150 Socket WRX8 (sWRX8)
VT-x, VT-x EPT, VT-d Virtualization AMD-V, SVM
Yes AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Windows 11, Linux
Q2/2014 Release date Q1/2022
-- Release price --
show more data show more data


Rate these processors

Here you can rate the Intel Xeon E3-1271 v3 to help other visitors make their purchasing decisions. The average rating is 5.0 stars (5 ratings). Rate now:
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Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
Intel Xeon E3-1271 v3 (65%)
AMD Ryzen Threadripper PRO 5945WX (100%)
⌀ Multi core performance in 3 CPU benchmarks
Intel Xeon E3-1271 v3 (25%)
AMD Ryzen Threadripper PRO 5945WX (100%)

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Xeon E3-1271 v3 Intel Xeon E3-1271 v3
4C 8T @ 4.00 GHz
1058 (66%)
AMD Ryzen Threadripper PRO 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.50 GHz
1604 (100%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Xeon E3-1271 v3 Intel Xeon E3-1271 v3
4C 8T @ 3.60 GHz
3986 (26%)
AMD Ryzen Threadripper PRO 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.30 GHz
15324 (100%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
Intel Xeon E3-1271 v3 Intel Xeon E3-1271 v3
4C 8T @ 4.00 GHz
1307 (64%)
AMD Ryzen Threadripper PRO 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.50 GHz
2054 (100%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
Intel Xeon E3-1271 v3 Intel Xeon E3-1271 v3
4C 8T @ 3.60 GHz
4328 (31%)
AMD Ryzen Threadripper PRO 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.30 GHz
13824 (100%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
Intel Xeon E3-1271 v3 Intel Xeon E3-1271 v3
4C 8T @ 3.60 GHz
7554 (19%)
AMD Ryzen Threadripper PRO 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.30 GHz
40810 (100%)

Cinebench R23 (Single-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Xeon E3-1271 v3 Intel Xeon E3-1271 v3
4C 8T @ 4.00 GHz
0 (0%)
AMD Ryzen Threadripper PRO 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.50 GHz
1508 (100%)

Cinebench R20 (Single-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Xeon E3-1271 v3 Intel Xeon E3-1271 v3
4C 8T @ 4.00 GHz
0 (0%)
AMD Ryzen Threadripper PRO 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.50 GHz
585 (100%)

CPU-Z Benchmark 17 (Multi-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
Intel Xeon E3-1271 v3 Intel Xeon E3-1271 v3
4C 8T @ 3.60 GHz
2066 (100%)
AMD Ryzen Threadripper PRO 5945WX AMD Ryzen Threadripper PRO 5945WX
12C 24T @ 4.10 GHz
0 (0%)

Devices using this processor

Intel Xeon E3-1271 v3 AMD Ryzen Threadripper PRO 5945WX
Unknown Unknown

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