AMD Radeon HD 7970 GHz Edition vs AMD Radeon RX 570X

VS

AMD Radeon HD 7970 GHz Edition

AMD Radeon RX 570X

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7970 GHz Edition and 8GB VRAM Radeon RX 570X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7970 GHz Edition 's Advantages

Larger VRAM bandwidth (288.0GB/s vs 224.0GB/s)

AMD Radeon RX 570X 's Advantages

Released 5 years and 10 months late

Boost Clock has increased by 18% (1244MHz vs 1050MHz)

More VRAM (8GB vs 3GB)

Lower TDP (150W vs 300W)

Score

Benchmark

FP32 (float)

Radeon HD 7970 GHz Edition

4.301 TFLOPS

Radeon RX 570X +18%

5.095 TFLOPS

Radeon HD 7970 GHz Edition

VS

Radeon RX 570X

Graphics Card

Jun 2012

Release Date

Apr 2018

Southern Islands

Generation

Polaris

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1000 MHz

Base Clock

1168 MHz

1050 MHz

Boost Clock

1244 MHz

1500 MHz

Memory Clock

1750 MHz

Memory

3GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

256bit

288.0GB/s

Bandwidth

224.0GB/s

Render Config

32

Compute Units

32

-

2048

Shading Units

2048

128

TMUs

128

32

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

768 KB

L2 Cache

2 MB

-

Theoretical Performance

33.60 GPixel/s

Pixel Rate

39.81 GPixel/s

134.4 GTexel/s

Texture Rate

159.2 GTexel/s

-

FP16 (half)

5.095 TFLOPS

4.301 TFLOPS

FP32 (float)

5.095 TFLOPS

1075 GFLOPS

FP64 (double)

318.5 GFLOPS

Board Design

300W

TDP

150W

700 W

Suggested PSU

450 W

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

Outputs

1x DVI 1x HDMI 2.0b 3x DisplayPort 1.4a

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Tahiti

GPU Name

Polaris 20

Tahiti XT2 (215-0821065)

GPU Variant

Polaris 20 XL (215-0910052)

GCN 1.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

4.313 billion

Transistors

5.7 billion

352 mm²

Die Size

232 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.2

-

5.1

Shader Model

6.4

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