AMD Ryzen Threadripper PRO 3955WX vs Intel Xeon X3440

Last updated:

CPU comparison with benchmarks


AMD Ryzen Threadripper PRO 3955WX CPU1 vs CPU2 Intel Xeon X3440
AMD Ryzen Threadripper PRO 3955WX Intel Xeon X3440

CPU comparison

AMD Ryzen Threadripper PRO 3955WX or Intel Xeon X3440 - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.

The AMD Ryzen Threadripper PRO 3955WX has 16 cores with 32 threads and clocks with a maximum frequency of 4.30 GHz. Up to 2048 GB of memory is supported in 8 memory channels. The AMD Ryzen Threadripper PRO 3955WX was released in Q1/2021.

The Intel Xeon X3440 has 4 cores with 8 threads and clocks with a maximum frequency of 2.93 GHz. The CPU supports up to 32 GB of memory in 2 memory channels. The Intel Xeon X3440 was released in Q3/2009.
AMD Ryzen Threadripper PRO (15) Family Intel Xeon X (2)
AMD Ryzen Threadripper PRO 3000 (4) CPU group Intel Xeon X (2)
3 Generation 0
Castle Peak (Zen 2) Architecture Lynnfield
Desktop / Server Segment Desktop / Server
-- Predecessor --
AMD Ryzen Threadripper PRO 5955WX Successor --

CPU Cores and Base Frequency

The AMD Ryzen Threadripper PRO 3955WX has 16 CPU cores and can calculate 32 threads in parallel. The clock frequency of the AMD Ryzen Threadripper PRO 3955WX is 3.90 GHz (4.30 GHz) while the Intel Xeon X3440 has 4 CPU cores and 8 threads can calculate simultaneously. The clock frequency of the Intel Xeon X3440 is at 2.53 GHz (2.93 GHz).

AMD Ryzen Threadripper PRO 3955WX Characteristic Intel Xeon X3440
16 Cores 4
32 Threads 8
normal Core architecture normal
Yes Hyperthreading Yes
Yes Overclocking ? Yes
3.90 GHz Frequency 2.53 GHz
4.30 GHz Turbo Frequency (1 Core) 2.93 GHz
4.00 GHz Turbo Frequency (All Cores) --

Artificial Intelligence and Machine Learning

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.

AMD Ryzen Threadripper PRO 3955WX Characteristic Intel Xeon X3440
-- AI hardware --
-- AI specifications --

Internal Graphics

The AMD Ryzen Threadripper PRO 3955WX or Intel Xeon X3440 has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.

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

The AMD Ryzen Threadripper PRO 3955WX can use up to 2048 GB of memory in 8 memory channels. The maximum memory bandwidth is 51.2 GB/s. The Intel Xeon X3440 supports up to 32 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 21.3 GB/s.

AMD Ryzen Threadripper PRO 3955WX Characteristic Intel Xeon X3440
DDR4-3200 Memory DDR3-1333, DDR3-1066, DDR3-800
2048 GB Max. Memory 32 GB
8 (Octa Channel) Memory channels 2 (Dual Channel)
51.2 GB/s Max. Bandwidth 21.3 GB/s
Yes ECC Yes
8.00 MB L2 Cache 8.00 MB
64.00 MB L3 Cache --
4.0 PCIe version 2.0
128 PCIe lanes 16
252.0 GB/s PCIe Bandwidth 8.0 GB/s

Thermal Management

The thermal design power (TDP for short) of the AMD Ryzen Threadripper PRO 3955WX is 280 W, while the Intel Xeon X3440 has a TDP of 95 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

AMD Ryzen Threadripper PRO 3955WX Characteristic Intel Xeon X3440
280 W TDP (PL1 / PBP) 95 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
95 °C Tjunction max. --

Technical details

The AMD Ryzen Threadripper PRO 3955WX is manufactured in 7 nm and has 72.00 MB cache. The Intel Xeon X3440 is manufactured in 45 nm and has a 8.00 MB cache.

AMD Ryzen Threadripper PRO 3955WX Characteristic Intel Xeon X3440
7 nm Technology 45 nm
Chiplet Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 ISA extensions SSE4.1, SSE4.2
WRX8 (sWRX8) Socket LGA 1156
AMD-V, SVM Virtualization VT-d, VT-x, VT-x EPT
Yes AES-NI No
Windows 10, Windows 11, Linux Operating systems Windows 10, Linux
Q1/2021 Release date Q3/2009
1149 $ Release price 230 $
show more data show more data


Rate these processors

Here you can rate the AMD Ryzen Threadripper PRO 3955WX to help other visitors make their purchasing decisions. The average rating is 5.0 stars (2 ratings). Rate now:
Here you can rate the Intel Xeon X3440 to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
AMD Ryzen Threadripper PRO 3955WX (100%)
Intel Xeon X3440 (43%)
⌀ Multi core performance in 4 CPU benchmarks
AMD Ryzen Threadripper PRO 3955WX (100%)
Intel Xeon X3440 (13%)

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.
AMD Ryzen Threadripper PRO 3955WX AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 4.30 GHz
1310 (100%)
Intel Xeon X3440 Intel Xeon X3440
4C 8T @ 2.93 GHz
668 (51%)

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.
AMD Ryzen Threadripper PRO 3955WX AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 4.00 GHz
15679 (100%)
Intel Xeon X3440 Intel Xeon X3440
4C 8T @ 2.53 GHz
2763 (18%)

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.
AMD Ryzen Threadripper PRO 3955WX AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 4.30 GHz
1656 (100%)
Intel Xeon X3440 Intel Xeon X3440
4C 8T @ 2.93 GHz
569 (34%)

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.
AMD Ryzen Threadripper PRO 3955WX AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 4.00 GHz
13740 (100%)
Intel Xeon X3440 Intel Xeon X3440
4C 8T @ 2.53 GHz
2136 (16%)

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.
AMD Ryzen Threadripper PRO 3955WX AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 4.00 GHz
44270 (100%)
Intel Xeon X3440 Intel Xeon X3440
4C 8T @ 2.53 GHz
2755 (6%)

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.
AMD Ryzen Threadripper PRO 3955WX AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 3.90 GHz
10843 (100%)
Intel Xeon X3440 Intel Xeon X3440
4C 8T @ 2.53 GHz
1219 (11%)

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.
AMD Ryzen Threadripper PRO 3955WX AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 4.30 GHz
0 (0%)
Intel Xeon X3440 Intel Xeon X3440
4C 8T @ 2.93 GHz
457 (100%)

Cinebench R23 (Multi-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 multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
AMD Ryzen Threadripper PRO 3955WX AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 4.00 GHz
0 (0%)
Intel Xeon X3440 Intel Xeon X3440
4C 8T @ 2.53 GHz
2256 (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.
AMD Ryzen Threadripper PRO 3955WX AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 4.30 GHz
0 (0%)
Intel Xeon X3440 Intel Xeon X3440
4C 8T @ 2.93 GHz
178 (100%)

Cinebench R20 (Multi-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 multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
AMD Ryzen Threadripper PRO 3955WX AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 4.00 GHz
0 (0%)
Intel Xeon X3440 Intel Xeon X3440
4C 8T @ 2.53 GHz
885 (100%)

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 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.
AMD Ryzen Threadripper PRO 3955WX AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 4.30 GHz
0 (0%)
Intel Xeon X3440 Intel Xeon X3440
4C 8T @ 2.93 GHz
86 (100%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
AMD Ryzen Threadripper PRO 3955WX AMD Ryzen Threadripper PRO 3955WX
16C 32T @ 4.00 GHz
0 (0%)
Intel Xeon X3440 Intel Xeon X3440
4C 8T @ 2.53 GHz
416 (100%)

Devices using this processor

AMD Ryzen Threadripper PRO 3955WX Intel Xeon X3440
Unknown Unknown

Popular comparisons containing this CPUs

1. AMD Ryzen Threadripper PRO 3955WXAMD Ryzen 9 5950X AMD Ryzen Threadripper PRO 3955WX vs AMD Ryzen 9 5950X
2. AMD Ryzen Threadripper PRO 3955WXAMD Ryzen Threadripper PRO 3995WX AMD Ryzen Threadripper PRO 3955WX vs AMD Ryzen Threadripper PRO 3995WX
3. Intel Core i9-12900KAMD Ryzen Threadripper PRO 3955WX Intel Core i9-12900K vs AMD Ryzen Threadripper PRO 3955WX
4. AMD Ryzen Threadripper PRO 3955WXAMD Ryzen 9 3950X AMD Ryzen Threadripper PRO 3955WX vs AMD Ryzen 9 3950X
5. Intel Core i9-10980XEAMD Ryzen Threadripper PRO 3955WX Intel Core i9-10980XE vs AMD Ryzen Threadripper PRO 3955WX
6. AMD Ryzen Threadripper PRO 5955WXAMD Ryzen Threadripper PRO 3955WX AMD Ryzen Threadripper PRO 5955WX vs AMD Ryzen Threadripper PRO 3955WX
7. AMD Ryzen Threadripper 3960XAMD Ryzen Threadripper PRO 3955WX AMD Ryzen Threadripper 3960X vs AMD Ryzen Threadripper PRO 3955WX
8. AMD Ryzen Threadripper PRO 3975WXAMD Ryzen Threadripper PRO 3955WX AMD Ryzen Threadripper PRO 3975WX vs AMD Ryzen Threadripper PRO 3955WX
9. AMD Ryzen Threadripper PRO 3945WXAMD Ryzen Threadripper PRO 3955WX AMD Ryzen Threadripper PRO 3945WX vs AMD Ryzen Threadripper PRO 3955WX
10. Intel Xeon X3440Intel Core i7-870 Intel Xeon X3440 vs Intel Core i7-870


back to index