AMD Radeon HD 7870 XT vs AMD Radeon HD 6570

VS

AMD Radeon HD 7870 XT AMD Radeon HD 6570

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 7870 XT and 2GB VRAM Radeon HD 6570 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7870 XT 's Advantages

Released 1 years and 7 months late

Boost Clock975MHz

Larger VRAM bandwidth (192.0GB/s vs 64.00GB/s)

1056 additional rendering cores

AMD Radeon HD 6570 's Advantages

Lower TDP (60W vs 185W)

Score

Benchmark

FP32 (float)

Radeon HD 7870 XT +379%

2.995 TFLOPS

Radeon HD 6570

0.624 TFLOPS

Radeon HD 7870 XT

VS

Radeon HD 6570

Graphics Card

Nov 2012

Release Date

Apr 2011

Southern Islands

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

925 MHz

Base Clock

-

975 MHz

Boost Clock

-

1500 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

192.0GB/s

Bandwidth

64.00GB/s

Render Config

-

SM Count

-

24

Compute Units

6

1536

Shading Units

480

96

TMUs

24

32

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

256 KB

Theoretical Performance

31.20 GPixel/s

Pixel Rate

5.200 GPixel/s

93.60 GTexel/s

Texture Rate

15.60 GTexel/s

-

FP16 (half)

-

2.995 TFLOPS

FP32 (float)

624.0 GFLOPS

748.8 GFLOPS

FP64 (double)

-

Graphics Processor

Tahiti

GPU Name

Turks

Tahiti LE (215-0821122)

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

185W

TDP

60W

450 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

2x 6-pin

Power Connectors

None

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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