AMD Radeon HD 6990M vs ATI Mobility Radeon X2300

VS

AMD Radeon HD 6990M

ATI Mobility Radeon X2300

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 6990M and 64MB VRAM Mobility Radeon X2300 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 64GB)

Larger VRAM bandwidth (115.2GB/s vs 6.272GB/s)

1120 additional rendering cores

Score

Radeon HD 6990M

VS

Mobility Radeon X2300

Graphics Card

Jul 2011

Release Date

Mar 2007

Vancouver

Generation

M6x

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

900 MHz

Memory Clock

392 MHz

Memory

2GB

Memory Size

64MB

GDDR5

Memory Type

DDR2

256bit

Memory Bus

64bit

115.2GB/s

Bandwidth

6.272GB/s

Render Config

14

Compute Units

-

1120

Shading Units

-

56

TMUs

4

32

ROPs

4

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

-

Theoretical Performance

22.88 GPixel/s

Pixel Rate

1.916 GPixel/s

40.04 GTexel/s

Texture Rate

1.916 GTexel/s

-

1.602 TFLOPS

FP32 (float)

-

Board Design

100W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

Blackcomb

GPU Name

M64

Blackcomb XTX (216-0811030)

GPU Variant

M64-M (216PVAVA12FG)

TeraScale 2

Architecture

Ultra-Threaded SE

TSMC

Foundry

UMC

40 nm

Process Size

90 nm

1.7 billion

Transistors

0.105 billion

212 mm²

Die Size

100 mm²

Graphics Features

11.2 (11_0)

DirectX

9.0c (9_3)

4.4

OpenGL

2.1

1.2

OpenCL

N/A

Vulkan

N/A

-

5.0

Shader Model

3.0

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