AMD Radeon HD 7770 GHz Edition vs AMD Radeon RX 590

VS

AMD Radeon HD 7770 GHz Edition AMD Radeon RX 590

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 7770 GHz Edition and 8GB VRAM Radeon RX 590 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7770 GHz Edition 's Advantages

Lower TDP (80W vs 175W)

AMD Radeon RX 590 's Advantages

Released 6 years and 9 months late

Boost Clock1545MHz

More VRAM (8GB vs 1GB)

Larger VRAM bandwidth (256.0GB/s vs 72.00GB/s)

1664 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7770 GHz Edition

1.28 TFLOPS

Radeon RX 590 +456%

7.119 TFLOPS

Radeon HD 7770 GHz Edition

VS

Radeon RX 590

Graphics Card

Feb 2012

Release Date

Nov 2018

Southern Islands

Generation

Polaris

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1469 MHz

-

Boost Clock

1545 MHz

1125 MHz

Memory Clock

2000 MHz

Memory

1024MB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

72.00GB/s

Bandwidth

256.0GB/s

Render Config

-

SM Count

-

10

Compute Units

36

640

Shading Units

2304

40

TMUs

144

16

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

2 MB

Theoretical Performance

16.00 GPixel/s

Pixel Rate

49.44 GPixel/s

40.00 GTexel/s

Texture Rate

222.5 GTexel/s

-

FP16 (half)

7.119 TFLOPS

1280 GFLOPS

FP32 (float)

7.119 TFLOPS

80.00 GFLOPS

FP64 (double)

445.0 GFLOPS

Graphics Processor

Cape Verde

GPU Name

Polaris 30

Cape Verde XT

GPU Variant

Polaris 30 XT (215-0922006)

GCN 1.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

12 nm

1.5 billion

Transistors

5.7 billion

123 mm²

Die Size

232 mm²

Board Design

80W

TDP

175W

250 W

Suggested PSU

450 W

1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

1x 6-pin

Power Connectors

1x 8-pin

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.2

-

CUDA

-

5.1

Shader Model

6.4

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