AMD Radeon R9 M390X vs NVIDIA GRID K200

Table of Contents

Graphics Processor

GPU model Amethyst GK104
GPU variant Amethyst XT
Architecture GCN 3.0 Kepler
Foundry TSMC TSMC
Manufacturing process 28 nm 28 nm
Number of transistors 5,000 million 3,540 million
Die size 366 mm² 294 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 745 MHz
Memory clock 1250 MHz 5 Gbps effective 1250 MHz 5 Gbps effective

Memory Configuration

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

Render Configuration

Shading units 2048 1536
TMUs 128 128
ROPs 32 32
Compute units 32
Cache L1 16 KB (per CU) 16 KB (per SMX)
Cache L2 512 KB 512 KB
SMX count 8

Performance

Pixel rate 23.14 GPixel/s 23.84 GPixel/s
Texture rate 92.54 GTexel/s 95.36 GTexel/s
FP16 (half) performance 2.961 TFLOPS (1:1)
FP32 (float) performance 2.961 TFLOPS 2.289 TFLOPS
FP64 (double) performance 185.1 GFLOPS (1:16) 95.36 GFLOPS (1:24)

Dimensions & Outputs

Slot width MXM Module IGP
TDP 75 W 225 W
Outputs No outputs No outputs
Power connectors None
Board number C608
Suggested PSU 550 W

API Support & Features

DirectX 12 (12_0) 12 (11_0)
OpenGL 4.6 4.6
OpenCL 2.0 3.0
Vulkan 1.2 1.1
Shader model 6.3 5.1
CUDA 3.0

Other Features

Graphics Card

Release date Jun 28th, 2013
Generation GRID
Production End-of-life
Launch price 235 USD
Interface PCIe 3.0 x16

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