AMD Radeon HD 8830M vs NVIDIA GeForce 945A

VS

AMD Radeon HD 8830M

NVIDIA GeForce 945A

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 8830M and 1024MB VRAM GeForce 945A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8830M 's Advantages

More VRAM (2GB vs 1024GB)

256 additional rendering cores

NVIDIA GeForce 945A 's Advantages

Released 1 years and 11 months late

Boost Clock has increased by 90% (1189MHz vs 625MHz)

Larger VRAM bandwidth (40.10GB/s vs 32.00GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 8830M

0.8 TFLOPS

GeForce 945A +14%

0.913 TFLOPS

Radeon HD 8830M

VS

GeForce 945A

Graphics Card

Apr 2013

Release Date

Mar 2015

Solar System

Generation

GeForce 900A

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

575 MHz

Base Clock

1006 MHz

625 MHz

Boost Clock

1189 MHz

1000 MHz

Memory Clock

1253 MHz

Memory

2GB

Memory Size

1024MB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

64bit

32.00GB/s

Bandwidth

40.10GB/s

Render Config

10

Compute Units

-

640

Shading Units

384

40

TMUs

24

16

ROPs

8

-

16 KB (per CU)

L1 Cache

64 KB (per SMM)

256 KB

L2 Cache

1024 KB

-

Theoretical Performance

10.00 GPixel/s

Pixel Rate

9.512 GPixel/s

25.00 GTexel/s

Texture Rate

28.54 GTexel/s

-

800.0 GFLOPS

FP32 (float)

913.2 GFLOPS

50.00 GFLOPS

FP64 (double)

28.54 GFLOPS

Board Design

Unknown

TDP

33W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

Venus

GPU Name

GM108

Venus LE (216-0846030)

GPU Variant

-

GCN 1.0

Architecture

Maxwell

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.5 billion

Transistors

Unknown

123 mm²

Die Size

Unknown

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

3.0

1.2.170

Vulkan

1.3

-

CUDA

5.0

6.5 (5.1)

Shader Model

5.1

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