AMD Radeon HD 6770 Green Edition vs AMD Radeon 550X

VS

AMD Radeon HD 6770 Green Edition AMD Radeon 550X

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6770 Green Edition and 2GB VRAM Radeon 550X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6770 Green Edition 's Advantages

208 additional rendering cores

AMD Radeon 550X 's Advantages

Released 5 years and 11 months late

Boost Clock1218MHz

Larger VRAM bandwidth (112.0GB/s vs 21.34GB/s)

Lower TDP (50W vs 86W)

Score

Benchmark

FP32 (float)

Radeon HD 6770 Green Edition

1.008 TFLOPS

Radeon 550X +23%

1.247 TFLOPS

Radeon HD 6770 Green Edition

VS

Radeon 550X

Graphics Card

Apr 2013

Release Date

Mar 2019

Northern Islands

Generation

Polaris

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1082 MHz

-

Boost Clock

1218 MHz

667 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

21.34GB/s

Bandwidth

112.0GB/s

Render Config

-

SM Count

-

9

Compute Units

8

720

Shading Units

512

36

TMUs

32

16

ROPs

16

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

512 KB

Theoretical Performance

11.20 GPixel/s

Pixel Rate

19.49 GPixel/s

25.20 GTexel/s

Texture Rate

38.98 GTexel/s

-

FP16 (half)

1247 GFLOPS

1008 GFLOPS

FP32 (float)

1247 GFLOPS

-

FP64 (double)

77.95 GFLOPS

Graphics Processor

Juniper

GPU Name

Lexa

Juniper LE (215-0754009)

GPU Variant

Lexa PRO (215-0904018)

TeraScale 2

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

40 nm

Process Size

14 nm

1.04 billion

Transistors

2.2 billion

166 mm²

Die Size

103 mm²

Board Design

86W

TDP

50W

250 W

Suggested PSU

250 W

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

Outputs

1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a

-

Power Connectors

None

Graphics Features

11.2 (11_0)

DirectX

12 (12_0)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.2

-

CUDA

-

5.0

Shader Model

6.4

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