GPU database reference

Verified catalog record

AMD Radeon HD 6990

AMD · Northern Islands(HD 6900) · Radeon HD 6990

AMD Radeon HD 6990 graphics reference with normalized architecture, compute, memory, clocks, PCIe, display, media, power, and physical specifications where verified data exists.

VRAM: 2 GB GDDR5
Boost clock: 0.83 GHz
PCI Express: PCIe 2.0 x16
Board power: 375 W

Technical data

Specifications

Only fields backed by the current normalized record are rendered; missing values stay absent rather than becoming N/A grids.

Overview

Manufacturer	AMD
Family	Northern Islands(HD 6900)
Launch date	2011-03-08

Architecture

Architecture	TeraScale 3
Generation	Northern Islands(HD 6900)
GPU / chip	Antilles
Foundry	TSMC
Process	40 nm

Compute

Compute units	24 CUs
Shader processors	3072

Memory

VRAM	2 GB
Memory type	GDDR5
Memory bus	256 bit
Memory bandwidth	160.0 GB/s

Clocks

Base clock	0.83 GHz
Boost clock	0.83 GHz
Memory clock	1.25 GHz

PCIe

Bus interface	PCIe 2.0 x16

Display

Display outputs	1x DVI, 4x mini-DisplayPort 1.2

Power

Board power	375 W
Suggested PSU	750 W
Power connectors	2x 8-pin

Physical

Reference dimensions	310 mm × 40 mm × —
Slot width	Dual-slot

Hardware navigation

Bounded links selected from structured family, platform, generation, and architecture fields—not model-number proximity.

Sources

Specification provenance

No public source record is available.

Useful next steps selected from the same technical reference and publication system.

Technical guide

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Technical guide

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Tool

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