AMD Radeon R9 390 X2 vs NVIDIA GeForce GTX 1080 Max-Q

Graphics Processor

GPU model Grenada GP104
GPU variant Grenada PRO (215-0880030) N17E-G3-A1
Architecture GCN 2.0 Pascal
Foundry TSMC TSMC
Manufacturing process 28 nm 16 nm
Number of transistors 6,200 million 7,200 million
Die size 438 mm² 314 mm²

Graphics Card

Release date Sep 3rd, 2015
Generation Pirate Islands
Production End-of-life
Launch price 1,399 USD
Interface PCIe 3.0 x16
Predecessor Volcanic Islands
Successor Arctic Islands

Clocks

GPU clock 1000 MHz
Memory clock 1350 MHz 5.4 Gbps effective 1251 MHz 10008 MHz effective
Base clock 1290 MHz
Boost clock 1468 MHz

Memory Configuration

Memory size 8 GB 8 GB
Memory type GDDR5 GDDR5X
Memory bus width 512 bit 256 bit
Bandwidth 345.6 GB/s 320.3 GB/s

Render Configuration

Shading units 2560 2560
TMUs 160 160
ROPs 64 64
Compute units 40
Cache L1 16 KB (per CU) 48 KB (per SM)
Cache L2 1024 KB 2 MB
SM count 20

Performance

Pixel rate 64.00 GPixel/s 93.95 GPixel/s
Texture rate 160.0 GTexel/s 234.9 GTexel/s
FP32 (float) performance 5.120 TFLOPS 7.516 TFLOPS
FP64 (double) performance 640.0 GFLOPS (1:8) 234.9 GFLOPS (1:32)
FP16 (half) performance 117.4 GFLOPS (1:64)

Dimensions & Outputs

Slot width Triple-slot MXM Module
TDP 580 W 150 W
Suggested PSU 950 W
Outputs 2x DVI1x HDMI1x DisplayPort No outputs
Power connectors 4x 8-pin None
Board number C671 E2915 SKU 10

API Support & Features

DirectX 12 (12_0) 12 (12_1)
OpenGL 4.6 4.6
OpenCL 2.0 1.2
Vulkan 1.2 1.2.131
Shader model 6.3 6.4
CUDA 6.1

Other Features

Mobile graphics

Release date Jun 27th, 2017
Generation GeForce 10 Mobile
Production Active
Interface PCIe 3.0 x16
Reviews 183 in our database

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