Intel Core i9-9900X vs Intel Xeon E3-1275 v2

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Intel Core i9-9900X
Intel Core i9-9900X Image
Intel Xeon E3-1275 v2
Intel Xeon E3-1275 v2 Image
Intel Core i9-9900X
Intel Xeon E3-1275 v2
Key Differences Key Differences Intel Core i9-9900X Intel Xeon E3-1275 v2
Cores 10 4
CPU Threads 20 8
Base Clock Speed 3.5GHz 3.5GHz
Turbo Clock Speed 4.4GHz 3.9GHz
TDP (THERMAL DESIGN POINT) 165W 77W
Has integrated graphics No Yes
Performance per watt 61.8 Not Known
Performance Performance Intel Core i9-9900X Intel Xeon E3-1275 v2
CPU Speed & Cores 10 x 3.5GHz 4 x 3.5GHz
Number of CPU Threads 20 8
L2 Cache Size 10MB 1MB
L3 Cache Size 19.25MB 8MB
Turbo Boost Frequency 4.4GHz 3.9GHz
L1 Cache Size 640KB 256KB
L2 Core 1MB/core 0.25MB/core
L3 Core 1.93MB/core 2MB/core
Clock Multiplier 35 35
Turbo Boost Tech Version 2 Not Known
Does it have an unlocked multiplier No No
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Features Features Intel Core i9-9900X Intel Xeon E3-1275 v2
Has AES Support Yes Yes
Supports CPU Throttling Yes Yes
Supported SSE Version 4.2 Not Known
Has AVX Support Yes Yes
Has MMX Tech Support Yes Yes
Has F16C Support Yes Yes
Has Multithreading Tech Support Yes Yes
Has NX Processor Bit Support Yes Yes
Has FMA3 Instructions Support Yes No
Supports ARM TrustZone Tech No No
Has FMA4 Instructions Support No No
General info General info Intel Core i9-9900X Intel Xeon E3-1275 v2
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm 22nm
TDP (Thermal Design Point) 165W 77W
PCI Express Version 3 Not Known
CPU Temperature 92°C Not Known
Does it have Integrated Graphics No Yes
GPU Base Clock Speed Not Known 650MHz
DirectX Version Info Not Known 11
OpenGL Driver Version Not Known 4
OpenGL Driver Version Not Known 1.2
GPU Boost Clock Speed Not Known 1250MHz
Total GPU Execution Units Not Known 16
No. of Supported Displays Not Known 3
Supports Power Optimized L2 Cache No No
Memory Memory Intel Core i9-9900X Intel Xeon E3-1275 v2
RAM Memory Speed 2666MHz 1600MHz
Max Memory Channels 4 2
Supported Memory Size 128GB 32GB
Bus Bandwidth 8GT/s Not Known
ECC (Error-Correcting Code) Memory Support No Yes
DDR Type Memory Version 4 Not Known
Max Memory Bandwidth Not Known 25.6GB/s
Bus Frequency Not Known 5GHz
Benchmarks Benchmarks Intel Core i9-9900X Intel Xeon E3-1275 v2
PassMark Score 21793 9449
PassMark Score (Single Thread) 2590 2080
Geekbench 5 Score (Multi-Thread) 10204 Not Known
Cinebench R20 Score (Multi-Thread) 4855 Not Known
Cinebench R20 Score (Single Thread) 455 Not Known
Geekbench 5 Score (Single Thread) 1115 Not Known
PassMark Score (Overclocked) 23091 Not Known
CPU Performance (Per Watt) 61.8 Not Known

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