AMD Radeon HD 6930 vs AMD Radeon HD 8490 OEM

VS

AMD Radeon HD 6930

AMD Radeon HD 8490 OEM

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6930 and 1024MB VRAM Radeon HD 8490 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6930 's Advantages

Larger VRAM bandwidth (153.6GB/s vs 14.40GB/s)

1120 additional rendering cores

AMD Radeon HD 8490 OEM 's Advantages

Released 1 years and 7 months late

Lower TDP (35W vs 186W)

Score

Benchmark

FP32 (float)

Radeon HD 6930 +585%

1.92 TFLOPS

Radeon HD 8490 OEM

0.28 TFLOPS

Radeon HD 6930

VS

Radeon HD 8490 OEM

Graphics Card

Dec 2011

Release Date

Jul 2013

Northern Islands

Generation

Sea Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1200 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

64bit

153.6GB/s

Bandwidth

14.40GB/s

Render Config

20

Compute Units

2

-

1280

Shading Units

160

80

TMUs

8

32

ROPs

4

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

128 KB

-

Theoretical Performance

24.00 GPixel/s

Pixel Rate

3.500 GPixel/s

60.00 GTexel/s

Texture Rate

7.000 GTexel/s

-

1.920 TFLOPS

FP32 (float)

280.0 GFLOPS

480.0 GFLOPS

FP64 (double)

-

Board Design

186W

TDP

35W

450 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x DisplayPort 1.1

2x 6-pin

Power Connectors

None

Graphics Processor

Cayman

GPU Name

Caicos

Cayman CE (215-0807105)

GPU Variant

Caicos XTX

TeraScale 3

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

2.64 billion

Transistors

0.37 billion

389 mm²

Die Size

67 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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