Club 3D HD 6990

CGAX-69996

Graphics Processor

Antilles x2

Cores

1536 x2

TMUs

96 x2

ROPs

32 x2

Memory Size

2 GB x2

Memory Type

GDDR5

Bus Width

256 bit x2

GPU

Graphics Processor

GPU Name: Antilles

GPU Variant: Antilles XT
(215-0807027)

Architecture: TeraScale 3

Foundry: TSMC

Process Size: 40 nm

Transistors: 2,640 million

Density: 6.8M / mm²

Die Size: 389 mm²

Graphics Card

Release Date: Mar 8th, 2011

Generation: Northern Islands
(HD 6900)

Predecessor: Evergreen

Successor: Southern Islands

Production: End-of-life

Bus Interface: PCIe 2.0 x16

Clock Speeds

GPU Clock: 830 MHz

Memory Clock: 1250 MHz
5 Gbps effective

Memory

Memory Size: 2 GB

Memory Type: GDDR5

Memory Bus: 256 bit

Bandwidth: 160.0 GB/s

Render Config

Shading Units: 1536

TMUs: 96

ROPs: 32

Compute Units: 24

L1 Cache: 8 KB (per CU)

L2 Cache: 512 KB

Theoretical Performance

Pixel Rate: 26.56 GPixel/s

Texture Rate: 79.68 GTexel/s

FP32 (float): 2.550 TFLOPS

FP64 (double): 637.4 GFLOPS (1:4)

Board Design

Slot Width: Dual-slot

Length: 310 mm
12.2 inches

Width: 115 mm
4.5 inches

Height: 40 mm
1.6 inches

TDP: 375 W

Suggested PSU: 750 W

Outputs: 1x DVI
4x mini-DisplayPort 1.2

Power Connectors: 2x 8-pin

Board Number: 109-C20647-00

Graphics Features

DirectX: 11.2 (11_0)

OpenGL: 4.4

OpenCL: 1.2

Vulkan: N/A

Shader Model: 5.0

Antilles GPU Notes

Generation: Northern Islands
Desktop Variant: Cayman
Graphics/Compute: GFX5
Display Core Engine: 5.0
Unified Video Decoder: 3.1

Latest Drivers:
Windows XP / 8:
Catalyst Software Suite 14.4

Windows Vista :
Catalyst Software Suite 13.12

Windows 7 / 8.1 / 10:
Catalyst Software Suite 15.7.1 / 16.2.1 Beta

Other retail boards based on this design (11)

Name	GPU Clock	Memory Clock	Other Changes
ASUS HD 6990	830 MHz	1250 MHz
Club 3D HD 6990	830 MHz	1250 MHz
Diamond HD 6990	830 MHz	1250 MHz
GIGABYTE HD 6990	830 MHz	1250 MHz
HIS HD 6990 Fan	830 MHz	1250 MHz
MSI HD 6990	830 MHz	1250 MHz
PowerColor HD 6990	830 MHz	1250 MHz
PowerColor HD 6990 LCS	880 MHz	1250 MHz	305 mm/12 inches, Single-slot
Sapphire HD 6990	830 MHz	1250 MHz
VTX3D HD 6990	830 MHz	1250 MHz
XFX HD 6990	830 MHz	1250 MHz