Intel Xeon Phi 3120A: GPU Specs & Benchmarks

The Xeon Phi 3120A is a graphics card by Intel, built on the 22 nm process and based on the Knights Corner graphics processor (GPU). The video card specifications and performance tests (benchmarks) are listed below.

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Graphics Processor (GPU)

GPU Name

Knights Corner

Architecture

Knights

Foundry

Intel

Process Size

22 nm

Transistors

5,000 million

Die Size

350 mm²

Graphics Card

Release Date

Nov 12th, 2012

Family

Knights Corner
(x100)

Production

End-of-life

Launch Price

1,695 USD

Bus Interface

PCIe 3.0 x16

Memory

Memory Size

6 GB

Memory Type

GDDR5

Memory Bus

384 bit

Bandwidth

240.0 GB/s

Performance

Pixel fillrate

62.70 GPixel/s

Texture fillrate

62.70 GTexel/s

FP32 (float) performance

501.6 GFLOPS

Clock Speeds

Memory Clock

1250 MHz
5 Gbps effective

GPU Clock

1100 MHz

Render Config

Shading Units

228

TMUs

57

ROPs

57

Board Design

Slot Width

Dual-slot

Length

248 mm
9.8 inches

Thermal design power (TDP)

300 W

Suggested PSU

700 W

Display Connectors

No outputs

API support

DirectX

11.1

OpenGL

4.3

OpenCL

1.2

Vulkan

N/A

Shader Model

5.0