AMD Radeon HD 8830M vs NVIDIA GeForce GT 745A

VS

AMD Radeon HD 8830M

NVIDIA GeForce GT 745A

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 8830M and 2GB VRAM GeForce GT 745A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8830M 's Advantages

Larger VRAM bandwidth (32.00GB/s vs 28.80GB/s)

256 additional rendering cores

NVIDIA GeForce GT 745A 's Advantages

Boost Clock has increased by 46% (915MHz vs 625MHz)

Score

Benchmark

FP32 (float)

Radeon HD 8830M +13%

0.8 TFLOPS

GeForce GT 745A

0.703 TFLOPS

Radeon HD 8830M

VS

GeForce GT 745A

Graphics Card

Apr 2013

Release Date

Aug 2013

Solar System

Generation

GeForce 700A

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

575 MHz

Base Clock

837 MHz

625 MHz

Boost Clock

915 MHz

1000 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

2GB

DDR3

Memory Type

DDR3

128bit

Memory Bus

128bit

32.00GB/s

Bandwidth

28.80GB/s

Render Config

10

Compute Units

-

640

Shading Units

384

40

TMUs

32

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

10.00 GPixel/s

Pixel Rate

7.320 GPixel/s

25.00 GTexel/s

Texture Rate

29.28 GTexel/s

-

800.0 GFLOPS

FP32 (float)

702.7 GFLOPS

50.00 GFLOPS

FP64 (double)

29.28 GFLOPS

Board Design

Unknown

TDP

33W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

Venus

GPU Name

GK107

Venus LE (216-0846030)

GPU Variant

N14P-LP

GCN 1.0

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.5 billion

Transistors

1.27 billion

123 mm²

Die Size

118 mm²

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

1.1

-

CUDA

3.0

6.5 (5.1)

Shader Model

5.1

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