AMD Radeon RX 470 vs AMD Radeon HD 7970 X2

VS

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 470 and 3GB VRAM Radeon HD 7970 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 470 's Advantages

Released 4 years late

Boost Clock1206MHz

More VRAM (4GB vs 3GB)

Lower TDP (120W vs 500W)

AMD Radeon HD 7970 X2 's Advantages

Larger VRAM bandwidth (264.0GB/s vs 211.2GB/s)

Score

Benchmark

FP32 (float)

Radeon RX 470 +30%

4.94 TFLOPS

Radeon HD 7970 X2

3.789 TFLOPS

Radeon RX 470

VS

Radeon HD 7970 X2

Graphics Card

Aug 2016

Release Date

Aug 2012

Arctic Islands

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

926 MHz

Base Clock

-

1206 MHz

Boost Clock

-

1650 MHz

Memory Clock

1375 MHz

Memory

4GB

Memory Size

3GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

384bit

211.2GB/s

Bandwidth

264.0GB/s

Render Config

-

SM Count

-

32

Compute Units

32

2048

Shading Units

2048

128

TMUs

128

32

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

768 KB

Theoretical Performance

38.59 GPixel/s

Pixel Rate

29.60 GPixel/s

154.4 GTexel/s

Texture Rate

118.4 GTexel/s

4.940 TFLOPS

FP16 (half)

-

4.940 TFLOPS

FP32 (float)

3.789 TFLOPS

308.7 GFLOPS

FP64 (double)

947.2 GFLOPS

Graphics Processor

Ellesmere

GPU Name

New Zealand

Polaris 10 PRO (215-0876204)

GPU Variant

-

GCN 4.0

Architecture

GCN 1.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

5.7 billion

Transistors

4.313 billion

232 mm²

Die Size

352 mm²

Board Design

120W

TDP

500W

300 W

Suggested PSU

900 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

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

1x 6-pin

Power Connectors

3x 8-pin

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

Vulkan

1.2

-

CUDA

-

6.4

Shader Model

5.1

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