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AMD Radeon HD 7990

AMD Radeon HD 7990 Image AMD Malta Image
The Radeon HD 7990 is a high-end graphics card by AMD, launched in April 2013. Built on the 28 nm process, and based on the Malta graphics processor, the card supports DirectX 11.2. The Malta graphics processor is a large chip with a die area of 365 mm² and 4,313 million transistors. Radeon HD 7990 combines two graphics processors to increase performance. It features 2048 shading units, 128 texture mapping units and 32 ROPs per GPU. AMD has placed 6,144 MB GDDR5 memory on the card, which are connected using a 384-bit memory interface per GPU (each GPU manages 3,072 MB). The GPU is operating at a frequency of 950 MHz, which can be boosted up to 1000 MHz, memory is running at 1500 MHz.
We recommend the AMD Radeon HD 7990 for gaming with highest details at resolutions up to, and including, 5760x1080.
Being a dual-slot card, the AMD Radeon HD 7990 draws power from 2x 8-pin power connectors, with power draw rated at 375 W maximum. Display outputs include: 1x DVI, 4x mini-DisplayPort. Radeon HD 7990 is connected to the rest of the system using a PCIe 3.0 x16 interface. The card measures 307 mm in length, and features a dual-slot cooling solution. Its price at launch was 999 US Dollars.

Graphics Processor

GPU Name: Malta
Process Size: 28 nm
Transistors: 4,313 million
Die Size: 365 mm²

Graphics Card

Released: Apr 24th, 2013
Production Status: Active
Launch Price: 999 USD
Bus Interface: PCIe 3.0 x16

Clock Speeds

GPU Clock: 950 MHz
Boost Clock: 1000 MHz
Memory Clock: 1500 MHz
6000 MHz effective

Memory

Memory Size: 3072 MB x2
Memory Type: GDDR5
Memory Bus: 384 bit x2
Bandwidth: 288 GB/s x2

Render Config

Shading Units: 2048 x2
TMUs: 128 x2
ROPs: 32 x2
Compute Units: 32 x2
Pixel Rate: 30.4 GPixel/s x2
Texture Rate: 122 GTexel/s x2
Floating-point performance: 3,891 GFLOPS x2

Board Design

Slot Width: Dual-slot
Length: 12.1 inches
307 mm
TDP: 375 W
Outputs: 1x DVI
4x mini-DisplayPort
Power Connectors: 2x 8-pin

Graphics Features

DirectX: 11.2
OpenGL: 4.4
OpenCL: 1.2
Shader Model: 5.0

VGA BIOS

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GPU-Z Validation

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Reviews

Our review database contains 36 reviews of the Radeon HD 7990.

Card Notes

Reference HD 7990

Malta GPU Notes

Exact same as Tahiti, just sorted for low leakage

Retail boards based on this design

Name GPU Clock Memory Clock Other Changes
AMD Radeon HD 7990 950 MHz 1500 MHz
ASUS HD 7990 950 MHz 1500 MHz
Club 3D HD 7990 XT 950 MHz 1500 MHz
ColorFire HD 7990 950 MHz 1500 MHz
Diamond HD 7990 950 MHz 1500 MHz
GIGABYTE HD 7990 950 MHz 1500 MHz
HIS HD 7990 950 MHz 1500 MHz
MSI HD 7990 950 MHz 1500 MHz
PowerColor HD 7990 V2 950 MHz 1500 MHz
Sapphire HD 7990 950 MHz 1500 MHz
VisionTek HD 7990 950 MHz 1500 MHz
VTX3D HD 7990 V2 950 MHz 1500 MHz
XFX Triple D HD 7990 950 MHz 1500 MHz
XFX Triple D HD 7990 950 MHz 1500 MHz Triple-slot
Zalman HD 7990 950 MHz 1500 MHz