GPU database reference

Verified catalog record

AMD Radeon HD 6870

AMD · Northern Islands(HD 6800) · Radeon HD 6870

AMD Radeon HD 6870 graphics reference with normalized architecture, compute, memory, clocks, PCIe, display, media, power, and physical specifications where verified data exists.

VRAM: 1 GB GDDR5
Boost clock: 0.90 GHz
PCI Express: PCIe 2.0 x16
Board power: 151 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 6800)
Launch date	2010-10-21

Architecture

Architecture	TeraScale 2
Generation	Northern Islands(HD 6800)
GPU / chip	Barts
Foundry	TSMC
Process	40 nm

Compute

Compute units	17 CUs
Shader processors	1120

Memory

VRAM	1 GB
Memory type	GDDR5
Memory bus	256 bit
Memory bandwidth	134.4 GB/s

Clocks

Base clock	0.90 GHz
Boost clock	0.90 GHz
Memory clock	1.05 GHz

PCIe

Bus interface	PCIe 2.0 x16

Display

Display outputs	2x DVI, 1x HDMI 1.3a, 2x mini-DisplayPort 1.1

Power

Board power	151 W
Suggested PSU	450 W
Power connectors	2x 6-pin

Physical

Reference dimensions	247 mm × 36 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.

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