AMD Radeon HD 7970 vs AMD Radeon RX 590

VS

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7970 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 7970 's Advantages

Larger VRAM bandwidth (264.0GB/s vs 256.0GB/s)

AMD Radeon RX 590 's Advantages

Released 6 years and 11 months late

Boost Clock1545MHz

More VRAM (8GB vs 3GB)

256 additional rendering cores

Lower TDP (175W vs 250W)

Score

Benchmark

FP32 (float)

Radeon HD 7970

3.789 TFLOPS

Radeon RX 590 +87%

7.119 TFLOPS

3DMark Time Spy

Radeon HD 7970

2279

Radeon RX 590 +108%

4760

Radeon HD 7970

VS

Radeon RX 590

Graphics Card

Dec 2011

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

1375 MHz

Memory Clock

2000 MHz

Memory

3GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

256bit

264.0GB/s

Bandwidth

256.0GB/s

Render Config

-

SM Count

-

32

Compute Units

36

2048

Shading Units

2304

128

TMUs

144

32

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

768 KB

L2 Cache

2 MB

Theoretical Performance

29.60 GPixel/s

Pixel Rate

49.44 GPixel/s

118.4 GTexel/s

Texture Rate

222.5 GTexel/s

-

FP16 (half)

7.119 TFLOPS

3.789 TFLOPS

FP32 (float)

7.119 TFLOPS

947.2 GFLOPS

FP64 (double)

445.0 GFLOPS

Graphics Processor

Tahiti

GPU Name

Polaris 30

Tahiti XT (215-0821060)

GPU Variant

Polaris 30 XT (215-0922006)

GCN 1.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

12 nm

4.313 billion

Transistors

5.7 billion

352 mm²

Die Size

232 mm²

Board Design

250W

TDP

175W

600 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 + 1x 8-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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