AMD Radeon R9 M390X Graphics Card

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Learn more about AMD Radeon R9 M390X:

Specifications

Generation
Crystal System (R9 M300)
GPU model
Amethyst
Interface
PCIe 3.0 x16
GPU clock
723 MHz
Memory size
4 GB
DirectX
12 (12_0)
Release date
May 5th, 2015

Graphics Processor

GPU model
Amethyst
GPU variant
Amethyst XT
Architecture
GCN 3.0
Foundry
TSMC
Manufacturing process
28 nm
Number of transistors
5,000 million
Die size
366 mm²

Mobile graphics

Release date
May 5th, 2015
Generation
Crystal System (R9 M300)
Production
End-of-life
Interface
PCIe 3.0 x16
Predecessor
Solar System
Successor
Mobility Radeon

Clocks

GPU clock
723 MHz
Memory clock
1250 MHz 5 Gbps effective

Memory Configuration

Memory size
4 GB
Memory type
GDDR5
Memory bus width
256 bit
Bandwidth
160.0 GB/s

Render Configuration

Shading units
2048
TMUs
128
ROPs
32
Compute units
32
Cache L1
16 KB (per CU)
Cache L2
512 KB

Performance

Pixel rate
23.14 GPixel/s
Texture rate
92.54 GTexel/s
FP16 (half) performance
2.961 TFLOPS (1:1)
FP32 (float) performance
2.961 TFLOPS
FP64 (double) performance
185.1 GFLOPS (1:16)

Dimensions & Outputs

Slot width
MXM Module
TDP
75 W
Outputs
No outputs
Power connectors
None
Board number
C608

API Support & Features

DirectX
12 (12_0)
OpenGL
4.6
OpenCL
2.0
Vulkan
1.2
Shader model
6.3

Drivers

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Benchmark & Performance

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Gaming

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