ATI Mobility Radeon HD 5870 vs NVIDIA GeForce 830M

VS

ATI Mobility Radeon HD 5870

NVIDIA GeForce 830M

We compared two Mobile platform GPUs: 1024MB VRAM Mobility Radeon HD 5870 and 2GB VRAM GeForce 830M 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 14.40GB/s)

544 additional rendering cores

NVIDIA GeForce 830M 's Advantages

Released 4 years and 2 months late

Boost Clock1150MHz

More VRAM (2GB vs 1024GB)

Lower TDP (33W vs 50W)

Score

Benchmark

FP32 (float)

Mobility Radeon HD 5870 +90%

1.12 TFLOPS

GeForce 830M

0.589 TFLOPS

Mobility Radeon HD 5870

VS

GeForce 830M

Graphics Card

Jan 2010

Release Date

Mar 2014

Manhattan

Generation

GeForce 800M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1082 MHz

-

Boost Clock

1150 MHz

1000 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

64.00GB/s

Bandwidth

14.40GB/s

Render Config

10

Compute Units

-

800

Shading Units

256

40

TMUs

16

ROPs

8

-

8 KB (per CU)

L1 Cache

64 KB (per SMM)

256 KB

L2 Cache

1024 KB

-

Theoretical Performance

11.20 GPixel/s

Pixel Rate

9.200 GPixel/s

28.00 GTexel/s

Texture Rate

18.40 GTexel/s

-

1120 GFLOPS

FP32 (float)

588.8 GFLOPS

-

FP64 (double)

18.40 GFLOPS

Board Design

50W

TDP

33W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Broadway

GPU Name

GM108

Broadway XT (216-0769008)

GPU Variant

-

TeraScale 2

Architecture

Maxwell

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.04 billion

Transistors

Unknown

166 mm²

Die Size

Unknown

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

5.0

Shader Model

5.1

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