Intel Core i5-5675R vs AMD Ryzen Threadripper PRO 3945WX

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CPU comparison with benchmarks


Intel Core i5-5675R CPU1 vs CPU2 AMD Ryzen Threadripper PRO 3945WX
Intel Core i5-5675R AMD Ryzen Threadripper PRO 3945WX

CPU comparison

In this CPU comparison, we compare the Intel Core i5-5675R and the AMD Ryzen Threadripper PRO 3945WX and use benchmarks to check which processor is faster.

We compare the Intel Core i5-5675R 4 core processor released in Q2/2015 with the AMD Ryzen Threadripper PRO 3945WX which has 12 CPU cores and was introduced in Q1/2021.
Intel Core i5 (331) Family AMD Ryzen Threadripper PRO (15)
Intel Core i 5000 (7) CPU group AMD Ryzen Threadripper PRO 3000 (4)
5 Generation 3
Broadwell S Architecture Castle Peak (Zen 2)
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor AMD Ryzen Threadripper PRO 5945WX

CPU Cores and Base Frequency

The Intel Core i5-5675R is a 4 core processor with a clock frequency of 3.10 GHz (3.60 GHz). The processor can compute 4 threads at the same time. The AMD Ryzen Threadripper PRO 3945WX clocks with 4.00 GHz (4.30 GHz), has 12 CPU cores and can calculate 24 threads in parallel.

Intel Core i5-5675R Characteristic AMD Ryzen Threadripper PRO 3945WX
4 Cores 12
4 Threads 24
normal Core architecture normal
No Hyperthreading Yes
Yes Overclocking ? Yes
3.10 GHz Frequency 4.00 GHz
3.60 GHz Turbo Frequency (1 Core) 4.30 GHz
3.30 GHz Turbo Frequency (All Cores) 4.20 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 Core i5-5675R Characteristic AMD Ryzen Threadripper PRO 3945WX
-- 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.

Intel Iris Pro Graphics 6200 GPU no iGPU
0.30 GHz GPU frequency --
1.10 GHz GPU (Turbo) --
8 GPU Generation --
14 nm Technology
3 Max. displays
48 Compute units --
384 Shader --
No Hardware Raytracing No
No Frame Generation No
32 GB Max. GPU Memory --
12 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.

Intel Iris Pro Graphics 6200 GPU no iGPU
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 No
No Codec VP9 No
Decode Codec VP8 No
No Codec AV1 No
Decode / Encode Codec AVC No
Decode Codec VC-1 No
Decode Codec JPEG No

Memory & PCIe

Up to 32 GB of memory in a maximum of 2 memory channels is supported by the Intel Core i5-5675R, while the AMD Ryzen Threadripper PRO 3945WX supports a maximum of 2048 GB of memory with a maximum memory bandwidth of 51.2 GB/s enabled.

Intel Core i5-5675R Characteristic AMD Ryzen Threadripper PRO 3945WX
DDR3-1866 Memory DDR4-3200
32 GB Max. Memory 2048 GB
2 (Dual Channel) Memory channels 8 (Octa Channel)
29.9 GB/s Max. Bandwidth 51.2 GB/s
No ECC Yes
-- L2 Cache 6.00 MB
4.00 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 Core i5-5675R has a TDP of 65 W. The TDP of the AMD Ryzen Threadripper PRO 3945WX is 280 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Core i5-5675R Characteristic AMD Ryzen Threadripper PRO 3945WX
65 W TDP (PL1 / PBP) 280 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. 95 °C

Technical details

The Intel Core i5-5675R has 4.00 MB cache and is manufactured in 14 nm. The cache of AMD Ryzen Threadripper PRO 3945WX is at 70.00 MB. The processor is manufactured in 7 nm.

Intel Core i5-5675R Characteristic AMD Ryzen Threadripper PRO 3945WX
14 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
BGA 1364 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
Q2/2015 Release date Q1/2021
-- Release price --
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
Intel Core i5-5675R (72%)
AMD Ryzen Threadripper PRO 3945WX (100%)
⌀ Multi core performance in 3 CPU benchmarks
Intel Core i5-5675R (25%)
AMD Ryzen Threadripper PRO 3945WX (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 Core i5-5675R Intel Core i5-5675R
4C 4T @ 3.60 GHz
972 (74%)
AMD Ryzen Threadripper PRO 3945WX AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.30 GHz
1307 (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 Core i5-5675R Intel Core i5-5675R
4C 4T @ 3.30 GHz
3370 (26%)
AMD Ryzen Threadripper PRO 3945WX AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.20 GHz
12828 (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 Core i5-5675R Intel Core i5-5675R
4C 4T @ 3.60 GHz
1157 (70%)
AMD Ryzen Threadripper PRO 3945WX AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.30 GHz
1652 (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 Core i5-5675R Intel Core i5-5675R
4C 4T @ 3.30 GHz
3632 (32%)
AMD Ryzen Threadripper PRO 3945WX AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.20 GHz
11500 (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 Core i5-5675R Intel Core i5-5675R
4C 4T @ 3.30 GHz
5440 (16%)
AMD Ryzen Threadripper PRO 3945WX AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.20 GHz
33450 (100%)

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
Intel Core i5-5675R Intel Core i5-5675R
Intel Iris Pro Graphics 6200 @ 1.10 GHz
845 (100%)
AMD Ryzen Threadripper PRO 3945WX AMD Ryzen Threadripper PRO 3945WX
@ 0.00 GHz
0 (0%)

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.
Intel Core i5-5675R Intel Core i5-5675R
4C 4T @ 3.60 GHz
146 (100%)
AMD Ryzen Threadripper PRO 3945WX AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.30 GHz
0 (0%)

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.
Intel Core i5-5675R Intel Core i5-5675R
4C 4T @ 3.30 GHz
572 (100%)
AMD Ryzen Threadripper PRO 3945WX AMD Ryzen Threadripper PRO 3945WX
12C 24T @ 4.20 GHz
0 (0%)

Devices using this processor

Intel Core i5-5675R AMD Ryzen Threadripper PRO 3945WX
Unknown Unknown

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