AMD Radeon HD 7970 vs AMD Radeon HD 8570 OEM Rebrand

VS

AMD Radeon HD 7970 AMD Radeon HD 8570 OEM Rebrand

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7970 and 1024MB VRAM Radeon HD 8570 OEM Rebrand to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7970 's Advantages

More VRAM (3GB vs 1GB)

Larger VRAM bandwidth (264.0GB/s vs 25.60GB/s)

1568 additional rendering cores

AMD Radeon HD 8570 OEM Rebrand 's Advantages

Released 1 years and 7 months late

Lower TDP (60W vs 250W)

Score

Benchmark

FP32 (float)

Radeon HD 7970 +507%

3.789 TFLOPS

Radeon HD 8570 OEM Rebrand

0.624 TFLOPS

Radeon HD 7970

VS

Radeon HD 8570 OEM Rebrand

Graphics Card

Dec 2011

Release Date

Jul 2013

Southern Islands

Generation

Sea Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1375 MHz

Memory Clock

800 MHz

Memory

3GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

384bit

Memory Bus

128bit

264.0GB/s

Bandwidth

25.60GB/s

Render Config

-

SM Count

-

32

Compute Units

6

2048

Shading Units

480

128

TMUs

24

32

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

768 KB

L2 Cache

256 KB

Theoretical Performance

29.60 GPixel/s

Pixel Rate

5.200 GPixel/s

118.4 GTexel/s

Texture Rate

15.60 GTexel/s

-

FP16 (half)

-

3.789 TFLOPS

FP32 (float)

624.0 GFLOPS

947.2 GFLOPS

FP64 (double)

-

Graphics Processor

Tahiti

GPU Name

Turks

Tahiti XT (215-0821060)

GPU Variant

Turks PRO (215-0803002)

GCN 1.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

4.313 billion

Transistors

0.716 billion

352 mm²

Die Size

118 mm²

Board Design

250W

TDP

60W

600 W

Suggested PSU

250 W

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

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 6-pin + 1x 8-pin

Power Connectors

-

Graphics Features

12 (11_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.2

OpenCL

1.2

Vulkan

N/A

-

CUDA

-

5.1

Shader Model

5.0

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