Intel Core i9-9900K vs Intel Xeon E5-2603

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Intel Core i9-9900K
Intel Core i9-9900K Image
Intel Xeon E5-2603
Intel Xeon E5-2603 Image
Intel Core i9-9900K
Intel Xeon E5-2603
Key Differences Key Differences Intel Core i9-9900K Intel Xeon E5-2603
Cores 8 4
CPU Threads 16 4
Base Clock Speed 3.6GHz 1.8GHz
Turbo Clock Speed 5GHz Not Known
TDP (THERMAL DESIGN POINT) 95W 80W
Has integrated graphics Yes No
Performance per watt 92.6 Not Known
Performance Performance Intel Core i9-9900K Intel Xeon E5-2603
CPU Speed & Cores 8 x 3.6GHz 4 x 1.8GHz
Number of CPU Threads 16 4
L2 Cache Size 2MB 1MB
L3 Cache Size 16MB 10MB
Turbo Boost Frequency 5GHz Not Known
L1 Cache Size 512KB 256KB
L2 Core 0.25MB/core 0.25MB/core
Does it have an unlocked multiplier Yes No
L3 Core 2MB/core 2.5MB/core
Uses ARM big.LITTLE tech No No
Clock Multiplier 36 18
Turbo Boost Tech Version 2 Not Known
Uses ARM HMP No No
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Features Features Intel Core i9-9900K Intel Xeon E5-2603
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 No
Has FMA4 Instructions Support No No
Has Multithreading Tech Support Yes No
Has NX Processor Bit Support Yes Yes
Has FMA3 Instructions Support Yes No
Supports ARM TrustZone Tech No No
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Miscellaneous Miscellaneous Intel Core i9-9900K Intel Xeon E5-2603
Height 37.5mm 52.5mm
Width Size 37.5mm 45mm
General info General info Intel Core i9-9900K Intel Xeon E5-2603
Has 64-bit Support Yes Yes
Semiconductor Size 14nm 32nm
GPU Base Clock Speed 350MHz Not Known
TDP (Thermal Design Point) 95W 80W
PCI Express Version 3 3
CPU Temperature 100°C Not Known
DirectX Version Info 12 Not Known
OpenGL Driver Version 4.5 Not Known
GPU Boost Clock Speed 1200MHz Not Known
No. of Supported Displays 3 Not Known
Height 37.5mm 52.5mm
Width Size 37.5mm 45mm
Does it have Integrated Graphics Yes No
Transistor Count Not Known 2270 million
Supports Power Optimized L2 Cache No No
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Memory Memory Intel Core i9-9900K Intel Xeon E5-2603
RAM Memory Speed 2666MHz 1066MHz
Max Memory Bandwidth 41.6GB/s 34.1GB/s
Max Memory Channels 2 4
Supported Memory Size 128GB 750GB
Bus Bandwidth 8GT/s 6.4GT/s
ECC (Error-Correcting Code) Memory Support No Yes
DDR Type Memory Version 4 Not Known
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Benchmarks Benchmarks Intel Core i9-9900K Intel Xeon E5-2603
PassMark Score 18898 3510
PassMark Score (Single Thread) 2986 960
Geekbench 5 Score (Multi-Thread) 8795 Not Known
Cinebench R20 Score (Single Thread) 518 Not Known
Cinebench R20 Score (Multi-Thread) 4995 Not Known
Geekbench 5 Score (Single Thread) 1336 Not Known
Blender Score (bmw27) 164.2seconds Not Known
Blender Score (Classroom) 544seconds Not Known
PassMark Score (Overclocked) 20704 Not Known
CPU Performance (Per Watt) 92.6 Not Known
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