AMD Radeon HD 8730M vs NVIDIA GeForce GT 645M

VS

AMD Radeon HD 8730M

NVIDIA GeForce GT 645M

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 8730M and 2GB VRAM GeForce GT 645M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8730M 's Advantages

Released 6 months late

Boost Clock700MHz

Score

Benchmark

FP32 (float)

Radeon HD 8730M

0.537 TFLOPS

GeForce GT 645M +1%

0.544 TFLOPS

Radeon HD 8730M

VS

GeForce GT 645M

Graphics Card

Apr 2013

Release Date

Oct 2012

Solar System

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

650 MHz

Base Clock

-

700 MHz

Boost Clock

-

900 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

2GB

DDR3

Memory Type

DDR3

128bit

Memory Bus

128bit

28.80GB/s

Bandwidth

28.80GB/s

Render Config

6

Compute Units

-

384

Shading Units

384

24

TMUs

32

8

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

5.600 GPixel/s

Pixel Rate

5.672 GPixel/s

16.80 GTexel/s

Texture Rate

22.69 GTexel/s

-

537.6 GFLOPS

FP32 (float)

544.5 GFLOPS

33.60 GFLOPS

FP64 (double)

22.69 GFLOPS

Board Design

Unknown

TDP

32W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

Mars

GPU Name

GK107

Mars S3 PRO (216-0842027)

GPU Variant

N13P-GS

GCN 1.0

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

0.95 billion

Transistors

1.27 billion

77 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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