ATI Radeon HD 5770 vs AMD Radeon R9 285

VS

ATI Radeon HD 5770

AMD Radeon R9 285

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 5770 and 2GB VRAM Radeon R9 285 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 5770 's Advantages

Lower TDP (108W vs 190W)

AMD Radeon R9 285 's Advantages

Released 4 years and 11 months late

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (176.0GB/s vs 76.80GB/s)

992 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 5770

1.36 TFLOPS

Radeon R9 285 +141%

3.29 TFLOPS

Radeon HD 5770

VS

Radeon R9 285

Graphics Card

Oct 2009

Release Date

Sep 2014

Evergreen

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1200 MHz

Memory Clock

1375 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

76.80GB/s

Bandwidth

176.0GB/s

Render Config

10

Compute Units

28

-

800

Shading Units

1792

40

TMUs

112

16

ROPs

32

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

13.60 GPixel/s

Pixel Rate

29.38 GPixel/s

34.00 GTexel/s

Texture Rate

102.8 GTexel/s

-

FP16 (half)

3.290 TFLOPS

1360 GFLOPS

FP32 (float)

3.290 TFLOPS

-

FP64 (double)

205.6 GFLOPS

Board Design

108W

TDP

190W

300 W

Suggested PSU

450 W

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

Outputs

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

1x 6-pin

Power Connectors

2x 6-pin

Graphics Processor

Juniper

GPU Name

Tonga

Juniper XT (215-0754013)

GPU Variant

Tonga PRO (215-0851128)

TeraScale 2

Architecture

GCN 3.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.04 billion

Transistors

5 billion

166 mm²

Die Size

366 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (12_0)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.2.170

-

5.0

Shader Model

6.5

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