GPU Name

Lexa

GPU Variant

Lexa PRO
(215-0904018)

Architecture

GCN 4.0

Foundry

GlobalFoundries

Process Size

14 nm

Transistors

2,200 million

Density

21.4M / mm²

Die Size

103 mm²

Chip Package

FCBGA-769

Release Date

Apr 20th, 2017

Generation

Polaris
(RX 500)

Predecessor

Arctic Islands

Successor

Vega

Production

End-of-life

Driver Support

Legacy

Bus Interface

PCIe 3.0 x8

Base Clock

1100 MHz

Boost Clock

1183 MHz
1219 MHz (+3%)

Memory Clock

1750 MHz
1500 MHz (-14%)
7 Gbps effective
6 Gbps effective

Memory Size

2 GB
4 GB

Memory Type

GDDR5

Memory Bus

128 bit

Bandwidth

112.0 GB/s
96.00 GB/s

Shading Units

512

TMUs

32

ROPs

16

Compute Units

8

L1 Cache

16 KB (per CU)

L2 Cache

512 KB

Pixel Rate

18.93 GPixel/s
19.50 GPixel/s

Texture Rate

37.86 GTexel/s
39.01 GTexel/s

FP16 (half)

1,211.4 GFLOPS
1,248.3 GFLOPS (1:1)

FP32 (float)

1,211.4 GFLOPS
1,248.3 GFLOPS

FP64 (double)

75.71 GFLOPS
78.02 GFLOPS (1:16)

Slot

Width Dual-slot

Single-slot

TDP

50 W

Suggested PSU

250 W

Outputs

1x DVI
1x HDMI 2.0b
1x DisplayPort 1.4a
1x DisplayPort 1.4a
2x mini-DisplayPort 1.4a

Power Connectors

None

Board Number

D090-01

DirectX

12 (12_0)

OpenGL

4.6

OpenCL

2.1

Vulkan

1.3

Shader Model

6.7