Intel Xeon Phi 7250 vs Intel Xeon E3-1275

VS
Intel Xeon Phi 7250
Intel Xeon Phi 7250 Image
Intel Xeon E3-1275
Intel Xeon E3-1275 Image
Intel Xeon Phi 7250
Intel Xeon E3-1275
Key Differences Key Differences Intel Xeon Phi 7250 Intel Xeon E3-1275
Cores 68 4
CPU Threads 68 8
Base Clock Speed 1.4GHz 3.4GHz
Turbo Clock Speed 1.6GHz 3.8GHz
TDP (THERMAL DESIGN POINT) 215W 95W
Has integrated graphics No Yes
Performance per watt Not Known Not Known
Performance Performance Intel Xeon Phi 7250 Intel Xeon E3-1275
CPU Speed & Cores 68 x 1.4GHz 4 x 3.4GHz
Number of CPU Threads 68 8
L2 Cache Size 34MB 1MB
Turbo Boost Frequency 1.6GHz 3.8GHz
L1 Cache Size 4352KB 256KB
L2 Core 0.5MB/core 0.25MB/core
Uses ARM big.LITTLE tech Yes No
Turbo Boost Tech Version 2 Not Known
L3 Cache Size Not Known 8MB
Does it have an unlocked multiplier No No
L3 Core Not Known 2MB/core
Uses ARM HMP No No
Clock Multiplier Not Known 34
Features Features Intel Xeon Phi 7250 Intel Xeon E3-1275
Has AES Support Yes Yes
Has AVX Support Yes Yes
Has Multithreading Tech Support Yes Yes
Has NX Processor Bit Support Yes Yes
Supports CPU Throttling No Yes
Supported SSE Version Not Known 4.2
Has MMX Tech Support No Yes
Has F16C Support No No
Supports ARM TrustZone Tech No No
Has FMA4 Instructions Support No No
Has FMA3 Instructions Support No No
General info General info Intel Xeon Phi 7250 Intel Xeon E3-1275
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm 32nm
TDP (Thermal Design Point) 215W 95W
PCI Express Version 3 3
Transistor Count 8000 million 2270 million
Does it have Integrated Graphics No Yes
GPU Base Clock Speed Not Known 850MHz
CPU Temperature Not Known 72.6°C
DirectX Version Info Not Known 10.1
OpenGL Driver Version Not Known 3.1
GPU Boost Clock Speed Not Known 1350MHz
Total GPU Execution Units Not Known 12
No. of Supported Displays Not Known 2
Supports Power Optimized L2 Cache No No
Memory Memory Intel Xeon Phi 7250 Intel Xeon E3-1275
RAM Memory Speed 2400MHz 1333MHz
Max Memory Bandwidth 115.2GB/s 21GB/s
Max Memory Channels 6 2
Supported Memory Size 384GB 32GB
ECC (Error-Correcting Code) Memory Support Yes Yes
Bus Bandwidth Not Known 5GT/s
Benchmarks Benchmarks Intel Xeon Phi 7250 Intel Xeon E3-1275
PassMark Score Not Known 7787
PassMark Score (Single Thread) Not Known 1725

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