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Xeon Phi 3120A

Knights Xeon Phi Data Center Server GDDR5 2012

Key Metrics

Launch Date: 2012-11-12
Execution Units: 912
Memory: 6 GB GDDR5
Memory Bandwidth: 240 GB/s
TDP/TBP: 300 W
Interface: PCIe 3.0 x16

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GPU Specs

What do these fields mean?

Identity
Entry Type	Reference GPU
Official Name	Intel Xeon Phi 3120A
Architecture	Knights
Launch Date	2012-11-12
Core Specs
GPU Die	Knights Corner
Process Node	Intel 22 nm
Transistor Count	5 billion
Die Size	720 mm²
Execution Units	912
TMUs	32
Base Clock	1,100 MHz
Boost Clock	1,100 MHz
Texture Fillrate	35.2 GT/s
FP32 Throughput	2.01 TFLOPS
Memory
Memory Size	6 GB
Memory Type	GDDR5
Memory Bus Width	384-bit
Memory Clock	1,250 MHz
Memory Bandwidth	240 GB/s
Board and Display
TDP / TBP	300 W
Recommended PSU	700 W
Interface	PCIe 3.0 x16
Slot Width	Dual-slot
Card Length	248 mm
Software
Shader Model	5.0
OpenCL Support	OpenCL 1.2

Sources

Independent reference sources

TechPowerUp GPU SpecsOpen source