AMD Radeon RX 580 vs AMD Radeon HD 6770

VS

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 580 and 1024MB VRAM Radeon HD 6770 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 580 's Advantages

Released 6 years and 3 months late

Boost Clock1340MHz

More VRAM (8GB vs 1GB)

Larger VRAM bandwidth (256.0GB/s vs 76.80GB/s)

1504 additional rendering cores

AMD Radeon HD 6770 's Advantages

Lower TDP (108W vs 185W)

Score

Benchmark

FP32 (float)

Radeon RX 580 +354%

6.175 TFLOPS

Radeon HD 6770

1.36 TFLOPS

Radeon RX 580

VS

Radeon HD 6770

Graphics Card

Apr 2017

Release Date

Jan 2011

Polaris

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1257 MHz

Base Clock

-

1340 MHz

Boost Clock

-

2000 MHz

Memory Clock

1200 MHz

Memory

8GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

256.0GB/s

Bandwidth

76.80GB/s

Render Config

-

SM Count

-

36

Compute Units

10

2304

Shading Units

800

144

TMUs

40

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

2 MB

L2 Cache

256 KB

Theoretical Performance

42.88 GPixel/s

Pixel Rate

13.60 GPixel/s

193.0 GTexel/s

Texture Rate

34.00 GTexel/s

6.175 TFLOPS

FP16 (half)

-

6.175 TFLOPS

FP32 (float)

1360 GFLOPS

385.9 GFLOPS

FP64 (double)

-

Graphics Processor

Polaris 20

GPU Name

Juniper

Polaris 20 XTX (215-0910038)

GPU Variant

Juniper XT (215-0754013)

GCN 4.0

Architecture

TeraScale 2

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

5.7 billion

Transistors

1.04 billion

232 mm²

Die Size

166 mm²

Board Design

185W

TDP

108W

450 W

Suggested PSU

300 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1

1x 8-pin

Power Connectors

1x 6-pin

Graphics Features

12 (12_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

Vulkan

N/A

-

CUDA

-

6.4

Shader Model

5.0

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