AMD Radeon HD 8770 Full Specs

Summary

896 Shaders 1GHz

2GB GDDR596GB/s

Peak·FP32·FP16 1.79 TFLOPS

Form Factor PCIe Card

TDP 85W

Power Connectors 1x 6-Pin

Theoretical Performance

Clock Speed1000MHz UC·Boost·OC

Peak OPS 1.79 TFLOPSFP32

FP32 1.79 TFLOPS

FP64 112 GFLOPS

Pixel Rate 16 GPixel/s

Texture Rate 56 GTexel/s

Core Config

Shaders 896 Shaders

TMUs 56 TMUs

ROPs 16 ROPs

CUs 14 CUs

Clocks

Boost Clock 1GHz

Cache

L1 16KB/CU

L2 Cache 256KB shared

Memory

2GB GDDR5

Memory Bus 128-bit

Memory Speed 6GT/s

Memory Bandwidth 96GB/s

ECC No

Power & Thermals

TDP 85W

Video Output

Max Resolution 4096x2160

Refresh Rate Calculator 3840x2160 Resolution4K UHD Refresh Rate 64Hz

Multi-Monitor 3

Adaptive Sync FreeSync

DSC Not Supported

Ports

2x Mini DisplayPort 1.2 1x HDMI 1.4 1x DVI-I Dual-Link

API Support

Shader Model 6.5

DirectX DirectX 12 Direct3D 12_0

OpenGL 4.6 OpenCL 2.1 Vulkan 1.2

GFX 7

Encoder

Encoder VCE 2.0

Codec AVC (H.264)

Decoder

Decoder UVD 4.2

Codec MPEG-1 MPEG-2 MPEG-4 VC-1 AVC (H.264)

Card

Form Factor PCIe Card

PCIe PCIe 3.0 x16 2-Slots

Height 111mm (4.37") Width 183mm (7.21") Depth 37mm (1.46")

Cooling Open-Air 1x Fan

Power Connectors 1x 6-Pin

Multi-GPU Multi-GPU Support Supported Multi-GPU Type 2-way CrossFireX

Chip

Manufacturer AMD

Chip Designer AMD

Architecture GCN 2

Family Radeon HD 8000

Branding

Codename Bonaire

Chip Variant Bonaire XT

Market Segment Desktop

Release Date Sep 2, 2013

Fabrication

Foundry TSMC

Fabrication Node 28nm

Die Size 160mm²

Transistor Count 2.1B

Transistor Density 13 MTr/mm²

Images