ATI Mobility FireGL V5700 vs AMD Radeon HD 7870M

VS

ATI Mobility FireGL V5700

AMD Radeon HD 7870M

We compared two Mobile platform GPUs: 512MB VRAM Mobility FireGL V5700 and 2GB VRAM Radeon HD 7870M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7870M 's Advantages

Released 4 years and 3 months late

More VRAM (2GB vs 512GB)

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

520 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility FireGL V5700

0.144 TFLOPS

Radeon HD 7870M +611%

1.024 TFLOPS

Mobility FireGL V5700

VS

Radeon HD 7870M

Graphics Card

Jan 2008

Release Date

Apr 2012

Mobility FireGL

Generation

London

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

700 MHz

Memory Clock

1000 MHz

Memory

512MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

22.40GB/s

Bandwidth

64.00GB/s

Render Config

3

Compute Units

10

-

120

Shading Units

640

8

TMUs

40

4

ROPs

16

-

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

2.400 GPixel/s

Pixel Rate

12.80 GPixel/s

4.800 GTexel/s

Texture Rate

32.00 GTexel/s

-

144.0 GFLOPS

FP32 (float)

1024 GFLOPS

-

FP64 (double)

64.00 GFLOPS

Board Design

Unknown

TDP

45W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

M86

GPU Name

Heathrow

M86-M GL (216-0683008)

GPU Variant

Heathrow XT (216-0835033)

TeraScale

Architecture

GCN 1.0

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.378 billion

Transistors

1.5 billion

135 mm²

Die Size

123 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (11_1)

3.3

OpenGL

4.6

N/A

OpenCL

1.2

N/A

Vulkan

1.2

-

4.1

Shader Model

5.1

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