ATI Mobility Radeon X2300 HD vs AMD Radeon HD 6990M

VS

ATI Mobility Radeon X2300 HD

AMD Radeon HD 6990M

We compared two Mobile platform GPUs: 256MB VRAM Mobility Radeon X2300 HD and 2GB VRAM Radeon HD 6990M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6990M 's Advantages

Released 4 years and 4 months late

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (115.2GB/s vs 3.024GB/s)

1120 additional rendering cores

Score

Mobility Radeon X2300 HD

VS

Radeon HD 6990M

Graphics Card

Mar 2007

Release Date

Jul 2011

M7x

Generation

Vancouver

Mobile

Type

Mobile

PCIe 1.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

378 MHz

Memory Clock

900 MHz

Memory

256MB

Memory Size

2GB

DDR2

Memory Type

GDDR5

32bit

Memory Bus

256bit

3.024GB/s

Bandwidth

115.2GB/s

Render Config

-

Compute Units

14

-

Shading Units

1120

4

TMUs

56

4

ROPs

32

-

L1 Cache

8 KB (per CU)

-

L2 Cache

512 KB

-

Theoretical Performance

1.916 GPixel/s

Pixel Rate

22.88 GPixel/s

1.916 GTexel/s

Texture Rate

40.04 GTexel/s

-

FP32 (float)

1.602 TFLOPS

-

Board Design

Unknown

TDP

100W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

M71

GPU Name

Blackcomb

M71-S

GPU Variant

Blackcomb XTX (216-0811030)

Ultra-Threaded SE

Architecture

TeraScale 2

TSMC

Foundry

TSMC

80 nm

Process Size

40 nm

0.107 billion

Transistors

1.7 billion

100 mm²

Die Size

212 mm²

Graphics Features

9.0c (9_3)

DirectX

11.2 (11_0)

2.1

OpenGL

4.4

N/A

OpenCL

1.2

N/A

Vulkan

N/A

-

3.0

Shader Model

5.0

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