AMD Radeon E6460 vs AMD Radeon HD 6770M

VS

AMD Radeon E6460

AMD Radeon HD 6770M

We compared two Mobile platform GPUs: 512MB VRAM Radeon E6460 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 E6460 's Advantages

Lower TDP (25W vs 35W)

AMD Radeon HD 6770M 's Advantages

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (57.60GB/s vs 25.60GB/s)

320 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon E6460

0.192 TFLOPS

Radeon HD 6770M +262%

0.696 TFLOPS

Radeon E6460

VS

Radeon HD 6770M

Graphics Card

Apr 2011

Release Date

Jan 2011

Embedded

Generation

Vancouver

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

-

800 MHz

Memory Clock

900 MHz

Memory

512MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

128bit

25.60GB/s

Bandwidth

57.60GB/s

Render Config

2

Compute Units

6

-

160

Shading Units

480

8

TMUs

24

4

ROPs

8

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

2.400 GPixel/s

Pixel Rate

5.800 GPixel/s

4.800 GTexel/s

Texture Rate

17.40 GTexel/s

-

192.0 GFLOPS

FP32 (float)

696.0 GFLOPS

-

Board Design

25W

TDP

35W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Caicos

GPU Name

Whistler

E6460

GPU Variant

Whistler XT (216-0810001)

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.37 billion

Transistors

0.716 billion

67 mm²

Die Size

104 mm²

Graphics Features

11.2 (11_0)

DirectX

11.2 (11_0)

4.4

OpenGL

4.4

1.2

OpenCL

1.2

N/A

Vulkan

N/A

-

5.0

Shader Model

5.0

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