ATI Radeon HD 5690 vs ATI Radeon HD 3870 Mac Edition

VS

ATI Radeon HD 5690

ATI Radeon HD 3870 Mac Edition

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 5690 and 512MB VRAM Radeon HD 3870 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 5690 's Advantages

Released 2 years and 8 months late

More VRAM (1024GB vs 512GB)

80 additional rendering cores

Lower TDP (64W vs 106W)

ATI Radeon HD 3870 Mac Edition 's Advantages

Larger VRAM bandwidth (72.06GB/s vs 32.00GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 5690 +24%

0.62 TFLOPS

Radeon HD 3870 Mac Edition

0.497 TFLOPS

Radeon HD 5690

VS

Radeon HD 3870 Mac Edition

Graphics Card

Feb 2011

Release Date

Jun 2008

Evergreen

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

1126 MHz

Memory

1024MB

Memory Size

512MB

GDDR3

Memory Type

GDDR4

128bit

Memory Bus

256bit

32.00GB/s

Bandwidth

72.06GB/s

Render Config

5

Compute Units

4

-

400

Shading Units

320

20

TMUs

16

8

ROPs

16

-

8 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

256 KB

-

Theoretical Performance

6.200 GPixel/s

Pixel Rate

12.43 GPixel/s

15.50 GTexel/s

Texture Rate

12.43 GTexel/s

-

620.0 GFLOPS

FP32 (float)

497.3 GFLOPS

-

FP64 (double)

99.46 GFLOPS

Board Design

64W

TDP

106W

250 W

Suggested PSU

300 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

2x DVI 1x S-Video

-

Power Connectors

1x 6-pin

Graphics Processor

Redwood

GPU Name

RV670

Redwood XT (215-0757002)

GPU Variant

RV670 XT (215-0708005)

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

0.627 billion

Transistors

0.666 billion

104 mm²

Die Size

192 mm²

Graphics Features

11.2 (11_0)

DirectX

10.1 (10_1)

4.4

OpenGL

3.3 (full) 4.0 (partial)

1.2

OpenCL

N/A

Vulkan

N/A

-

5.0

Shader Model

4.1

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