ATI Mobility Radeon HD 4860 vs ATI Radeon E4690 PCIe

VS

ATI Mobility Radeon HD 4860

ATI Radeon E4690 PCIe

We compared two Mobile platform GPUs: 1024MB VRAM Mobility Radeon HD 4860 and 512MB VRAM Radeon E4690 PCIe to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 4860 's Advantages

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (64.00GB/s vs 22.40GB/s)

320 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 4860 +116%

0.832 TFLOPS

Radeon E4690 PCIe

0.384 TFLOPS

Mobility Radeon HD 4860

VS

Radeon E4690 PCIe

Graphics Card

Mar 2009

Release Date

Jun 2009

M9x

Generation

Embedded

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

700 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

128bit

64.00GB/s

Bandwidth

22.40GB/s

Render Config

8

Compute Units

4

-

640

Shading Units

320

32

TMUs

32

16

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

128 KB

-

Theoretical Performance

10.40 GPixel/s

Pixel Rate

4.800 GPixel/s

20.80 GTexel/s

Texture Rate

19.20 GTexel/s

-

832.0 GFLOPS

FP32 (float)

384.0 GFLOPS

166.4 GFLOPS

FP64 (double)

-

Board Design

Unknown

TDP

30W

-

Portable Device Dependent

Outputs

2x DVI

None

Power Connectors

-

Graphics Processor

M97

GPU Name

RV730

M97 M2 XT (216-0731000)

GPU Variant

RV730 XT E4690 (215-0729055)

TeraScale

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

0.826 billion

Transistors

0.514 billion

137 mm²

Die Size

146 mm²

Graphics Features

10.1 (10_1)

DirectX

10.1 (10_1)

3.3

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

-

4.1

Shader Model

4.1

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