AMD Radeon HD 7970 vs AMD Radeon RX 570 X2

VS

AMD Radeon HD 7970

AMD Radeon RX 570 X2

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7970 and 8GB VRAM Radeon RX 570 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 570 X2 's Advantages

Boost Clock1206MHz

More VRAM (8GB vs 3GB)

Larger VRAM bandwidth (268.8GB/s vs 264.0GB/s)

Lower TDP (180W vs 250W)

Score

Benchmark

FP32 (float)

Radeon HD 7970

3.789 TFLOPS

Radeon RX 570 X2 +30%

4.94 TFLOPS

Radeon HD 7970

VS

Radeon RX 570 X2

Graphics Card

Dec 2011

Release Date

Unknown

Southern Islands

Generation

Mining GPUs

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1120 MHz

-

Boost Clock

1206 MHz

1375 MHz

Memory Clock

2100 MHz

Memory

3GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

256bit

264.0GB/s

Bandwidth

268.8GB/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

29.60 GPixel/s

Pixel Rate

38.59 GPixel/s

118.4 GTexel/s

Texture Rate

154.4 GTexel/s

-

FP16 (half)

4.940 TFLOPS

3.789 TFLOPS

FP32 (float)

4.940 TFLOPS

947.2 GFLOPS

FP64 (double)

308.7 GFLOPS

Board Design

250W

TDP

180W

600 W

Suggested PSU

450 W

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

Outputs

1x HDMI 2.0b

1x 6-pin + 1x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

Tahiti

GPU Name

Polaris 20

Tahiti XT (215-0821060)

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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