AMD Radeon HD 6990M Rebrand vs ATI Mobility Radeon X2500

VS

AMD Radeon HD 6990M Rebrand ATI Mobility Radeon X2500

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6990M Rebrand and 256MB VRAM Mobility Radeon X2500 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6990M Rebrand 's Advantages

Released 4 years and 1 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (70.40GB/s vs 12.80GB/s)

800 additional rendering cores

Score

Radeon HD 6990M Rebrand

VS

Mobility Radeon X2500

Graphics Card

Jul 2011

Release Date

Jun 2007

Vancouver

Generation

M6x

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1100 MHz

Memory Clock

400 MHz

Memory

1024MB

Memory Size

256MB

GDDR5

Memory Type

DDR2

128bit

Memory Bus

128bit

70.40GB/s

Bandwidth

12.80GB/s

Render Config

-

SM Count

-

14

Compute Units

-

800

Shading Units

-

40

TMUs

4

16

ROPs

4

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

-

Theoretical Performance

12.80 GPixel/s

Pixel Rate

1.840 GPixel/s

32.00 GTexel/s

Texture Rate

1.840 GTexel/s

-

FP16 (half)

-

1280 GFLOPS

FP32 (float)

-

FP64 (double)

-

Graphics Processor

Broadway

GPU Name

M66

Broadway XTX

GPU Variant

-

TeraScale 2

Architecture

Ultra-Threaded SE

TSMC

Foundry

TSMC

40 nm

Process Size

90 nm

1.04 billion

Transistors

0.157 billion

166 mm²

Die Size

150 mm²

Board Design

100W

TDP

Unknown

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

-

Graphics Features

11.2 (11_0)

DirectX

9.0c (9_3)

4.4

OpenGL

2.1

1.2

OpenCL

N/A

Vulkan

N/A

-

CUDA

-

5.0

Shader Model

3.0

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