ATI Mobility Radeon HD 3870 vs NVIDIA GeForce 810A

VS

ATI Mobility Radeon HD 3870

NVIDIA GeForce 810A

We compared two Mobile platform GPUs: 512MB VRAM Mobility Radeon HD 3870 and 2GB VRAM GeForce 810A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 3870 's Advantages

Larger VRAM bandwidth (54.40GB/s vs 14.40GB/s)

128 additional rendering cores

NVIDIA GeForce 810A 's Advantages

Released 6 years and 1 months late

Boost Clock758MHz

More VRAM (2GB vs 512GB)

Lower TDP (15W vs 55W)

Score

Benchmark

FP32 (float)

Mobility Radeon HD 3870 +45%

0.422 TFLOPS

GeForce 810A

0.291 TFLOPS

Mobility Radeon HD 3870

VS

GeForce 810A

Graphics Card

Jun 2008

Release Date

Jul 2014

M8x

Generation

GeForce 800A

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

719 MHz

-

Boost Clock

758 MHz

850 MHz

Memory Clock

900 MHz

Memory

512MB

Memory Size

2GB

GDDR3

Memory Type

DDR3

256bit

Memory Bus

64bit

54.40GB/s

Bandwidth

14.40GB/s

Render Config

4

Compute Units

-

320

Shading Units

192

16

TMUs

16

ROPs

8

-

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

10.56 GPixel/s

Pixel Rate

6.064 GPixel/s

10.56 GTexel/s

Texture Rate

12.13 GTexel/s

-

422.4 GFLOPS

FP32 (float)

291.1 GFLOPS

84.48 GFLOPS

FP64 (double)

12.13 GFLOPS

Board Design

55W

TDP

15W

-

No outputs

Outputs

No outputs

-

Graphics Processor

M88

GPU Name

GK208

-

TeraScale

Architecture

Kepler 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.666 billion

Transistors

1.02 billion

192 mm²

Die Size

87 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (11_0)

3.3

OpenGL

4.6

N/A

OpenCL

3.0

N/A

Vulkan

1.1

-

CUDA

3.5

4.1

Shader Model

5.1

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