ATI Mobility Radeon HD 5870 vs ATI Mobility Radeon HD 4860

VS

ATI Mobility Radeon HD 5870

ATI Mobility Radeon HD 4860

We compared two Mobile platform GPUs: 1024MB VRAM Mobility Radeon HD 5870 and 1024MB VRAM Mobility Radeon HD 4860 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 5870 's Advantages

Released 10 months late

160 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 5870 +34%

1.12 TFLOPS

Mobility Radeon HD 4860

0.832 TFLOPS

Mobility Radeon HD 5870

VS

Mobility Radeon HD 4860

Graphics Card

Jan 2010

Release Date

Mar 2009

Manhattan

Generation

M9x

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

64.00GB/s

Bandwidth

64.00GB/s

Render Config

10

Compute Units

8

-

800

Shading Units

640

40

TMUs

32

16

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

11.20 GPixel/s

Pixel Rate

10.40 GPixel/s

28.00 GTexel/s

Texture Rate

20.80 GTexel/s

-

1120 GFLOPS

FP32 (float)

832.0 GFLOPS

-

FP64 (double)

166.4 GFLOPS

Board Design

50W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

Broadway

GPU Name

M97

Broadway XT (216-0769008)

GPU Variant

M97 M2 XT (216-0731000)

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.04 billion

Transistors

0.826 billion

166 mm²

Die Size

137 mm²

Graphics Features

11.2 (11_0)

DirectX

10.1 (10_1)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

5.0

Shader Model

4.1

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