AMD Radeon HD 6990M vs ATI Mobility Radeon X1700

VS

AMD Radeon HD 6990M

ATI Mobility Radeon X1700

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 6990M and 256MB VRAM Mobility Radeon X1700 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6990M 's Advantages

Released 5 years and 5 months late

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (115.2GB/s vs 12.80GB/s)

1120 additional rendering cores

Score

Radeon HD 6990M

VS

Mobility Radeon X1700

Graphics Card

Jul 2011

Release Date

Feb 2006

Vancouver

Generation

M6x

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

900 MHz

Memory Clock

400 MHz

Memory

2GB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

128bit

115.2GB/s

Bandwidth

12.80GB/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

1.900 GPixel/s

40.04 GTexel/s

Texture Rate

1.900 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

M66

Blackcomb XTX (216-0811030)

GPU Variant

M66-P (216BGCKC13FG)

TeraScale 2

Architecture

Ultra-Threaded SE

TSMC

Foundry

TSMC

40 nm

Process Size

90 nm

1.7 billion

Transistors

0.157 billion

212 mm²

Die Size

150 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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