AMD Radeon R9 390 X2 vs ATI Radeon HD 4570 Rebrand

VS

AMD Radeon R9 390 X2

ATI Radeon HD 4570 Rebrand

We compared two Desktop platform GPUs: 8GB VRAM Radeon R9 390 X2 and 1024MB VRAM Radeon HD 4570 Rebrand to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 390 X2 's Advantages

Released 5 years and 10 months late

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (345.6GB/s vs 12.67GB/s)

2440 additional rendering cores

ATI Radeon HD 4570 Rebrand 's Advantages

Lower TDP (65W vs 580W)

Score

Benchmark

FP32 (float)

Radeon R9 390 X2 +2580%

5.12 TFLOPS

Radeon HD 4570 Rebrand

0.191 TFLOPS

Radeon R9 390 X2

VS

Radeon HD 4570 Rebrand

Graphics Card

Sep 2015

Release Date

Nov 2009

Pirate Islands

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1350 MHz

Memory Clock

396 MHz

Memory

8GB

Memory Size

1024MB

GDDR5

Memory Type

DDR2

512bit

Memory Bus

128bit

345.6GB/s

Bandwidth

12.67GB/s

Render Config

40

Compute Units

3

-

2560

Shading Units

120

160

TMUs

8

64

ROPs

4

-

16 KB (per CU)

L1 Cache

-

1024 KB

L2 Cache

128 KB

-

Theoretical Performance

64.00 GPixel/s

Pixel Rate

3.184 GPixel/s

160.0 GTexel/s

Texture Rate

6.368 GTexel/s

-

5.120 TFLOPS

FP32 (float)

191.0 GFLOPS

640.0 GFLOPS

FP64 (double)

-

Board Design

580W

TDP

65W

950 W

Suggested PSU

250 W

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

Outputs

2x DVI 1x S-Video

4x 8-pin

Power Connectors

-

Graphics Processor

Grenada

GPU Name

RV635

Grenada PRO (215-0880030)

GPU Variant

RV635 PRO (215-0682008)

GCN 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

6.2 billion

Transistors

0.378 billion

438 mm²

Die Size

135 mm²

Graphics Features

12 (12_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.0

OpenCL

N/A

1.2

Vulkan

N/A

-

6.3

Shader Model

4.1

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