AMD Radeon HD 6770M vs ATI Radeon E2400

VS

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6770M and 128MB VRAM Radeon E2400 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 128GB)

Larger VRAM bandwidth (57.60GB/s vs 11.20GB/s)

440 additional rendering cores

ATI Radeon E2400 's Advantages

Lower TDP (25W vs 35W)

Score

Benchmark

FP32 (float)

Radeon HD 6770M +1350%

0.696 TFLOPS

Radeon E2400

0.048 TFLOPS

Radeon HD 6770M

VS

Radeon E2400

Graphics Card

Jan 2011

Release Date

Jun 2007

Vancouver

Generation

Embedded

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

MXM-II

Clock Speeds

-

Base Clock

-

Boost Clock

-

900 MHz

Memory Clock

700 MHz

Memory

1024MB

Memory Size

128MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

64bit

57.60GB/s

Bandwidth

11.20GB/s

Render Config

-

SM Count

-

6

Compute Units

2

480

Shading Units

40

24

TMUs

4

8

ROPs

4

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

32 KB

Theoretical Performance

5.800 GPixel/s

Pixel Rate

2.400 GPixel/s

17.40 GTexel/s

Texture Rate

2.400 GTexel/s

-

FP16 (half)

-

696.0 GFLOPS

FP32 (float)

48.00 GFLOPS

-

FP64 (double)

-

Graphics Processor

Whistler

GPU Name

RV610

Whistler XT (216-0810001)

GPU Variant

-

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

65 nm

0.716 billion

Transistors

0.18 billion

104 mm²

Die Size

85 mm²

Board Design

35W

TDP

25W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

Graphics Features

11.2 (11_0)

DirectX

10.0 (10_0)

4.4

OpenGL

3.3

1.2

OpenCL

N/A

Vulkan

N/A

-

CUDA

-

5.0

Shader Model

4.0

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