AMD Radeon R9 285 vs ATI Radeon HD 4520

VS

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 285 and 512MB VRAM Radeon HD 4520 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 285 's Advantages

Released 4 years and 9 months late

Larger VRAM bandwidth (176.0GB/s vs 6.400GB/s)

1712 additional rendering cores

ATI Radeon HD 4520 's Advantages

Lower TDP (25W vs 190W)

Score

Benchmark

FP32 (float)

Radeon R9 285 +3327%

3.29 TFLOPS

Radeon HD 4520

0.096 TFLOPS

Radeon R9 285

VS

Radeon HD 4520

Graphics Card

Sep 2014

Release Date

Dec 2009

Volcanic Islands

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1375 MHz

Memory Clock

400 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

DDR2

256bit

Memory Bus

64bit

176.0GB/s

Bandwidth

6.400GB/s

Render Config

-

SM Count

-

28

Compute Units

1

1792

Shading Units

80

112

TMUs

8

32

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

64 KB

Theoretical Performance

29.38 GPixel/s

Pixel Rate

2.400 GPixel/s

102.8 GTexel/s

Texture Rate

4.800 GTexel/s

3.290 TFLOPS

FP16 (half)

-

3.290 TFLOPS

FP32 (float)

96.00 GFLOPS

205.6 GFLOPS

FP64 (double)

-

Graphics Processor

Tonga

GPU Name

RV710

Tonga PRO (215-0851128)

GPU Variant

RV710 (215-0725016)

GCN 3.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

5 billion

Transistors

0.242 billion

366 mm²

Die Size

73 mm²

Board Design

190W

TDP

25W

450 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x HDMI 1.3a 1x DisplayPort 1.0

2x 6-pin

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.2.170

Vulkan

N/A

-

CUDA

-

6.5

Shader Model

4.1

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