AMD Radeon HD 6770M vs AMD Radeon E6460

VS

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6770M and 512MB VRAM Radeon E6460 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

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

AMD Radeon E6460 's Advantages

Lower TDP (25W vs 35W)

Score

Benchmark

FP32 (float)

Radeon HD 6770M +262%

0.696 TFLOPS

Radeon E6460

0.192 TFLOPS

Radeon HD 6770M

VS

Radeon E6460

Graphics Card

Jan 2011

Release Date

Apr 2011

Vancouver

Generation

Embedded

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

900 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

64bit

57.60GB/s

Bandwidth

25.60GB/s

Render Config

-

SM Count

-

6

Compute Units

2

480

Shading Units

160

24

TMUs

8

ROPs

4

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

128 KB

Theoretical Performance

5.800 GPixel/s

Pixel Rate

2.400 GPixel/s

17.40 GTexel/s

Texture Rate

4.800 GTexel/s

-

FP16 (half)

-

696.0 GFLOPS

FP32 (float)

192.0 GFLOPS

-

FP64 (double)

-

Graphics Processor

Whistler

GPU Name

Caicos

Whistler XT (216-0810001)

GPU Variant

E6460

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.716 billion

Transistors

0.37 billion

104 mm²

Die Size

67 mm²

Board Design

35W

TDP

25W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

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

-

CUDA

-

5.0

Shader Model

5.0

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