ATI Radeon HD 5690 vs AMD Radeon HD 6790

VS

ATI Radeon HD 5690

AMD Radeon HD 6790

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 5690 and 1024MB VRAM Radeon HD 6790 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 5690 's Advantages

Lower TDP (64W vs 150W)

AMD Radeon HD 6790 's Advantages

Larger VRAM bandwidth (134.4GB/s vs 32.00GB/s)

400 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 5690

0.62 TFLOPS

Radeon HD 6790 +116%

1.344 TFLOPS

Radeon HD 5690

VS

Radeon HD 6790

Graphics Card

Feb 2011

Release Date

Apr 2011

Evergreen

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

1050 MHz

Memory

1024MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

32.00GB/s

Bandwidth

134.4GB/s

Render Config

5

Compute Units

10

-

400

Shading Units

800

20

TMUs

40

8

ROPs

16

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

6.200 GPixel/s

Pixel Rate

13.44 GPixel/s

15.50 GTexel/s

Texture Rate

33.60 GTexel/s

-

620.0 GFLOPS

FP32 (float)

1344 GFLOPS

-

Board Design

64W

TDP

150W

250 W

Suggested PSU

450 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

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

-

Power Connectors

2x 6-pin

Graphics Processor

Redwood

GPU Name

Barts

Redwood XT (215-0757002)

GPU Variant

Barts LE (215-0798002)

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.627 billion

Transistors

1.7 billion

104 mm²

Die Size

255 mm²

Graphics Features

11.2 (11_0)

DirectX

11.2 (11_0)

4.4

OpenGL

4.4

1.2

OpenCL

1.2

N/A

Vulkan

N/A

-

5.0

Shader Model

5.0

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