ATI Mobility Radeon HD 5870 vs AMD Radeon HD 8750A

VS

ATI Mobility Radeon HD 5870

AMD Radeon HD 8750A

We compared two Mobile platform GPUs: 1024MB VRAM Mobility Radeon HD 5870 and 1024MB VRAM Radeon HD 8750A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 5870 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 16.00GB/s)

416 additional rendering cores

AMD Radeon HD 8750A 's Advantages

Released 3 years and 1 months late

Lower TDP (45W vs 50W)

Score

Benchmark

FP32 (float)

Mobility Radeon HD 5870 +142%

1.12 TFLOPS

Radeon HD 8750A

0.461 TFLOPS

Mobility Radeon HD 5870

VS

Radeon HD 8750A

Graphics Card

Jan 2010

Release Date

Feb 2013

Manhattan

Generation

All-In-One

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-A (3.0)

Clock Speeds

-

1000 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

64.00GB/s

Bandwidth

16.00GB/s

Render Config

10

Compute Units

6

-

800

Shading Units

384

40

TMUs

24

16

ROPs

8

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

11.20 GPixel/s

Pixel Rate

4.800 GPixel/s

28.00 GTexel/s

Texture Rate

14.40 GTexel/s

-

1120 GFLOPS

FP32 (float)

460.8 GFLOPS

-

FP64 (double)

28.80 GFLOPS

Board Design

50W

TDP

45W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Broadway

GPU Name

Mars

Broadway XT (216-0769008)

GPU Variant

Mars XT

TeraScale 2

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.04 billion

Transistors

0.95 billion

166 mm²

Die Size

77 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_1)

4.4

OpenGL

4.6

1.2

OpenCL

1.2

N/A

Vulkan

1.2

-

5.0

Shader Model

5.1

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