Intel Core i9-9940X vs Intel Xeon E5-2658 v4

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Intel Core i9-9940X
Intel Core i9-9940X Image
Intel Xeon E5-2658 v4
Intel Xeon E5-2658 v4 Image
Intel Core i9-9940X
Intel Xeon E5-2658 v4
Key Differences Key Differences Intel Core i9-9940X Intel Xeon E5-2658 v4
Cores 14 14
CPU Threads 28 28
Base Clock Speed 3.3GHz 2.3GHz
Turbo Clock Speed 4.4GHz 2.8GHz
TDP (THERMAL DESIGN POINT) 165W 105W
Has integrated graphics No No
Performance per watt 83.2 Not Known
Performance Performance Intel Core i9-9940X Intel Xeon E5-2658 v4
CPU Speed & Cores 14 x 3.3GHz 14 x 2.3GHz
Number of CPU Threads 28 28
L2 Cache Size 14MB 3.5MB
L3 Cache Size 19.25MB 35MB
Turbo Boost Frequency 4.4GHz 2.8GHz
L1 Cache Size 896KB 896KB
L2 Core 1MB/core 0.25MB/core
L3 Core 1.38MB/core 2.5MB/core
Clock Multiplier 33 23
Turbo Boost Tech Version 2 2
Does it have an unlocked multiplier No No
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Features Features Intel Core i9-9940X Intel Xeon E5-2658 v4
Has AES Support Yes Yes
Supports CPU Throttling Yes Yes
Supported SSE Version 4.2 4.2
Has AVX Support Yes Yes
Has MMX Tech Support Yes Yes
Has F16C Support Yes Yes
Has FMA4 Instructions Support No No
Has Multithreading Tech Support Yes Yes
Has NX Processor Bit Support Yes Yes
Has FMA3 Instructions Support Yes Yes
Supports ARM TrustZone Tech No No
Miscellaneous Miscellaneous Intel Core i9-9940X Intel Xeon E5-2658 v4
Height 45mm 45mm
Width Size 52.5mm 52.5mm
General info General info Intel Core i9-9940X Intel Xeon E5-2658 v4
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm 14nm
TDP (Thermal Design Point) 165W 105W
PCI Express Version 3 3
CPU Temperature 88°C 91°C
Height 45mm 45mm
Width Size 52.5mm 52.5mm
Does it have Integrated Graphics No No
Supports Power Optimized L2 Cache No No
Memory Memory Intel Core i9-9940X Intel Xeon E5-2658 v4
RAM Memory Speed 2666MHz 2400MHz
Max Memory Bandwidth 79.47GB/s 76.8GB/s
Max Memory Channels 4 4
Supported Memory Size 128GB 1500GB
Bus Bandwidth 8GT/s 9.6GT/s
ECC (Error-Correcting Code) Memory Support No Yes
DDR Type Memory Version 4 Not Known
Benchmarks Benchmarks Intel Core i9-9940X Intel Xeon E5-2658 v4
PassMark Score 28274 16754
PassMark Score (Single Thread) 2627 1455
Geekbench 5 Score (Multi-Thread) 13722 Not Known
Cinebench R20 Score (Multi-Thread) 5912 Not Known
Cinebench R20 Score (Single Thread) 457 Not Known
Geekbench 5 Score (Single Thread) 1148 Not Known
Blender Score (Classroom) 329.7seconds Not Known
Blender Score (bmw27) 110.3seconds Not Known
PassMark Score (Overclocked) 29664 Not Known
CPU Performance (Per Watt) 83.2 Not Known

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