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AMD Radeon HD 6870

AMD Radeon HD 6870 Image AMD Barts Image
The Radeon HD 6870 was a performance graphics card by AMD, launched in October 2010. Built on the 40 nm process, and based on the Barts graphics processor, in its Barts XT variant, the card supports DirectX 11.0. The Barts graphics processor is an average sized chip with a die area of 255 mm² and 1,700 million transistors. It features 1120 shading units, 56 texture mapping units and 32 ROPs. AMD has placed 1,024 MB GDDR5 memory on the card, which are connected using a 256-bit memory interface. The GPU is operating at a frequency of 900 MHz, memory is running at 1050 MHz.
We recommend the AMD Radeon HD 6870 for gaming with highest details at resolutions up to, and including, 1920x1080.
Being a dual-slot card, its power draw is rated at 151 W maximum. Display outputs include: 2x DVI, 1x HDMI, 2x mini-DisplayPort. Radeon HD 6870 is connected to the rest of the system using a PCIe 2.0 x16 interface. The card measures 220 mm in length, and features a dual-slot cooling solution. Its price at launch was 239 US Dollars.

Graphics Processor

GPU Name: Barts
GPU Variant: Barts XT
Process Size: 40 nm
Transistors: 1,700 million
Die Size: 255 mm²

Graphics Card

Released: Oct 21st, 2010
Production Status: End-of-life
Launch Price: 239 USD
Bus Interface: PCIe 2.0 x16

Clock Speeds

GPU Clock: 900 MHz
Memory Clock: 1050 MHz
4200 MHz effective

Memory

Memory Size: 1024 MB
Memory Type: GDDR5
Memory Bus: 256 bit
Bandwidth: 134 GB/s

Render Config

Shading Units: 1120
TMUs: 56
ROPs: 32
Compute Units: 14
Pixel Rate: 28.8 GPixel/s
Texture Rate: 50.4 GTexel/s
Floating-point performance: 2,016 GFLOPS

Board Design

Slot Width: Dual-slot
Length: 8.66 inches
220 mm
TDP: 151 W
Outputs: 2x DVI
1x HDMI
2x mini-DisplayPort

Graphics Features

DirectX: 11.0
OpenGL: 4.3
OpenCL: 1.2
Shader Model: 5.0

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Reviews

Our review database contains 170 reviews of the Radeon HD 6870.

Retail boards based on this design

Name GPU Clock Memory Clock Other Changes
ASUS HD 6870 DirectCU 915 MHz 1050 MHz 11 inches, 2x DVI 2x DisplayPort
GIGABYTE HD 6870 SOC 950 MHz 1100 MHz 11.417 inches
HIS HD 6870 Fan Turbo 920 MHz 1120 MHz 10.315 inches
HIS HD 6870 IceQ X Turbo 920 MHz 1120 MHz 10.236 inches
HIS HD 6870 IceQ X Turbo X 975 MHz 1150 MHz 10.236 inches
MSI HD 6870 Hawk 930 MHz 1050 MHz 10.04 inches
MSI HD 6870 OC 2 GB 920 MHz 1050 MHz 2048 MB, 9.646 inches
MSI HD 6870 Twin Frozr II OC 920 MHz 1050 MHz 9.646 inches
Sapphire HD 6870 Dirt3 Edition 920 MHz 1050 MHz 9.64 inches
Sapphire HD 6870 FleX 900 MHz 1050 MHz 9.84 inches
Sapphire HD 6870 Toxic 970 MHz 1150 MHz 9.37 inches
Sapphire HD 6870 Vapor-X 900 MHz 1050 MHz 9.37 inches
VTX3D HD 6870 V2 900 MHz 1050 MHz
XFX Double D HD 6870 2 GB 900 MHz 1050 MHz 2048 MB, 10.3 inches
XFX Double D HD 6870 XXX Edition 925 MHz 1050 MHz 10.3 inches
Yeston HD 6870 Game Master 940 MHz 1100 MHz 10.12 inches, 1x DVI 1x HDMI 2x mini-DisplayPort