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Sapphire HD 7870 XT Boost

Sapphire HD 7870 XT Boost Image AMD Tahiti Image

Graphics Processor

GPU Name: Tahiti
GPU Variant: Tahiti LE
Process Size: 28 nm
Transistors: 4,313 million
Die Size: 352 mm²

Graphics Card

Released: Nov 19th, 2012
Jan 10th, 2013
Production Status: Active
Bus Interface: PCIe 3.0 x16
Sapphire Part #: 100354XTL

Clock Speeds

GPU Clock: 925 MHz
Boost Clock: 975 MHz
Memory Clock: 1500 MHz
6000 MHz effective

Memory

Memory Size: 2048 MB
Memory Type: GDDR5
Memory Bus: 256 bit
Bandwidth: 192 GB/s

Render Config

Shading Units: 1536
TMUs: 96
ROPs: 32
Compute Units: 24
Pixel Rate: 29.6 GPixel/s
Texture Rate: 88.8 GTexel/s
Floating-point performance: 2,842 GFLOPS

Reference Board

Slot Width: Dual-slot
Length: 10.5 inches
10.827 inches
267 mm
275 mm
TDP: 185 W
Outputs: 1x DVI
1x HDMI
2x mini-DisplayPort

Graphics Features

DirectX: 11.2
OpenGL: 4.3
OpenCL: 1.2
Shader Model: 5.0

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Reviews

Our review database contains 95 reviews of the HD 7870 XT Boost.

Card Notes

128 Z/Stencil ROP Units

Tahiti GPU Notes

Exact Transistor Count: 4,312,711,873

Instruction Set:
SOP1, SOP2, SOPC, SOPK, SOPP, SMRD, VOP1, VOP2, VOP3, VOPC, VINTRP, LDS, GDS, MUBUF, MTBUF, MIMG, EXP

Other retail boards based on this design

Name GPU Clock Memory Clock Other Changes
Club 3D HD 7870 XT jokerCard 925 MHz 1500 MHz 10.55 inches
Dataland PCS+ HD 7870 MYST. Edition 925 MHz 1500 MHz
PowerColor PCS+ HD 7870 EZ Edition 925 MHz 1500 MHz
PowerColor PCS+ HD 7870 MYST. Edition 925 MHz 1500 MHz
Sapphire HD 7870 XT Boost 925 MHz 1500 MHz 10.827 inches
VTX3D HD 7870 Black Edition 925 MHz 1500 MHz
XFX Double D HD 7870 925 MHz 1250 MHz Boost Clock: 1000 MHz, 9.5 inches