ATI Mobility Radeon X2500 vs AMD Radeon HD 6770M

VS

ATI Mobility Radeon X2500

AMD Radeon HD 6770M

We compared two Mobile platform GPUs: 256MB VRAM Mobility Radeon X2500 and 1024MB VRAM Radeon HD 6770M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6770M 's Advantages

Released 3 years and 7 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (57.60GB/s vs 12.80GB/s)

480 additional rendering cores

Score

Mobility Radeon X2500

VS

Radeon HD 6770M

Graphics Card

Jun 2007

Release Date

Jan 2011

M6x

Generation

Vancouver

Mobile

Type

Mobile

PCIe 1.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

-

400 MHz

Memory Clock

900 MHz

Memory

256MB

Memory Size

1024MB

DDR2

Memory Type

GDDR5

128bit

Memory Bus

128bit

12.80GB/s

Bandwidth

57.60GB/s

Render Config

-

Compute Units

6

-

Shading Units

480

4

TMUs

24

4

ROPs

8

-

L1 Cache

8 KB (per CU)

-

L2 Cache

256 KB

-

Theoretical Performance

1.840 GPixel/s

Pixel Rate

5.800 GPixel/s

1.840 GTexel/s

Texture Rate

17.40 GTexel/s

-

FP32 (float)

696.0 GFLOPS

-

Board Design

Unknown

TDP

35W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

M66

GPU Name

Whistler

-

GPU Variant

Whistler XT (216-0810001)

Ultra-Threaded SE

Architecture

TeraScale 2

TSMC

Foundry

TSMC

90 nm

Process Size

40 nm

0.157 billion

Transistors

0.716 billion

150 mm²

Die Size

104 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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