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AMD Radeon R9 390

Grenada
Graphics Processor
2560
Cores
160
TMUs
64
ROPs
8192 MB
Memory Size
GDDR5
Memory Type
512 bit
Bus Width
AMD Radeon R9 390 Image AMD Grenada Image
The Radeon R9 390 is a performance graphics card by AMD, launched in June 2015. Built on the 28 nm process, and based on the Grenada graphics processor, in its Grenada PRO variant, the card supports DirectX 12.0. The Grenada graphics processor is a large chip with a die area of 438 mm² and 6,200 million transistors. Unlike the fully unlocked Radeon R9 390X, which uses the same GPU but has all 2816 shaders enabled, AMD has disabled some shading units on the Radeon R9 390 to reach the product's target shader count. It features 2560 shading units, 160 texture mapping units and 64 ROPs. AMD has placed 8,192 MB GDDR5 memory on the card, which are connected using a 512-bit memory interface. The GPU is operating at a frequency of 1000 MHz, memory is running at 1500 MHz.
We recommend the AMD Radeon R9 390 for gaming with highest details at resolutions up to, and including, 5760x1080.
Being a dual-slot card, the AMD Radeon R9 390 draws power from 1x 6-pin + 1x 8-pin power connectors, with power draw rated at 275 W maximum. Display outputs include: 2x DVI, 1x HDMI, 1x DisplayPort. Radeon R9 390 is connected to the rest of the system using a PCIe 3.0 x16 interface. The card measures 275 mm in length, and features a dual-slot cooling solution. Its price at launch was 329 US Dollars.

Graphics Processor

GPU Name: Grenada
GPU Variant: Grenada PRO
Architecture: GCN 1.1
Process Size: 28 nm
Transistors: 6,200 million
Die Size: 438 mm²

Graphics Card

Released: Jun 18th, 2015
Production Status: Active
Launch Price: 329 USD
Bus Interface: PCIe 3.0 x16

Relative Performance

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Radeon R9 390
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Based on TPU review data: "Performance Summary" at 1920x1080

Clock Speeds

GPU Clock: 1000 MHz
Memory Clock: 1500 MHz
6000 MHz effective

Memory

Memory Size: 8192 MB
Memory Type: GDDR5
Memory Bus: 512 bit
Bandwidth: 384 GB/s

Render Config

Shading Units: 2560
TMUs: 160
ROPs: 64
Compute Units: 40
Pixel Rate: 64.0 GPixel/s
Texture Rate: 160.0 GTexel/s
Floating-point performance: 5,120 GFLOPS

Board Design

Slot Width: Dual-slot
Length: 10.83 inches
275 mm
TDP: 275 W
Outputs: 2x DVI
1x HDMI
1x DisplayPort
Power Connectors: 1x 6-pin + 1x 8-pin
Board Number: C679

Graphics Features

DirectX: 12.0
OpenGL: 4.5
OpenCL: 2.1
Shader Model: 5.0

Reviews

Our review database contains 35 reviews of the Radeon R9 390.

Retail boards based on this design

Name GPU Clock Memory Clock Other Changes
ASUS R9 390 DirectCU II 1000 MHz 1500 MHz 11.3 inches/287 mm
ASUS STRIX R9 390 DirectCU III OC 1050 MHz 1500 MHz 11.8 inches/300 mm
Club 3D R9 390 royalQueen 1010 MHz 1500 MHz 12 inches/305 mm
GIGABYTE R9 390 G1 Gaming 1025 MHz 1500 MHz 9.21 inches/234 mm
HIS R9 390 IceQ X2 II 1020 MHz 1500 MHz 11.7 inches/297 mm
HIS R9 390 IceQ X2 OC 1020 MHz 1500 MHz 11.7 inches/297 mm
MSI R9 390 Gaming 1060 MHz 1525 MHz 10.9 inches/277 mm
PowerColor PCS+ R9 390 1010 MHz 1500 MHz 12 inches/305 mm
Sapphire Nitro R9 390 1010 MHz 1500 MHz 12.13 inches/308 mm, 1x DVI 1x HDMI 3x DisplayPort
Sapphire Nitro R9 390 with Back Plate 1040 MHz 1500 MHz 12.13 inches/308 mm, 1x DVI 1x HDMI 3x DisplayPort
VTX3D R9 390 Dual Fan 1000 MHz 1500 MHz 9.84 inches/250 mm
XFX R9 390 Double Dissipation 1000 MHz 1500 MHz 11.61 inches/295 mm
XFX R9 390 Double Dissipation 1015 MHz 1500 MHz 11.61 inches/295 mm
XFX R9 390 Double Dissipation Black 1050 MHz 1500 MHz 11.61 inches/295 mm