AMD Radeon HD 7730M vs NVIDIA GeForce GT 445M

VS

AMD Radeon HD 7730M NVIDIA GeForce GT 445M

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7730M and 1024MB VRAM GeForce GT 445M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7730M 's Advantages

Released 1 years and 7 months late

Boost Clock675MHz

More VRAM (2GB vs 1GB)

368 additional rendering cores

Lower TDP (25W vs 35W)

NVIDIA GeForce GT 445M 's Advantages

Larger VRAM bandwidth (40.00GB/s vs 28.80GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 7730M +110%

0.691 TFLOPS

GeForce GT 445M

0.328 TFLOPS

Radeon HD 7730M

VS

GeForce GT 445M

Graphics Card

Apr 2012

Release Date

Sep 2010

London

Generation

GeForce 400M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

575 MHz

Base Clock

-

675 MHz

Boost Clock

-

900 MHz

Memory Clock

625 MHz

Memory

2GB

Memory Size

1024MB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

28.80GB/s

Bandwidth

40.00GB/s

Render Config

-

SM Count

3

8

Compute Units

-

512

Shading Units

144

32

TMUs

24

16

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

256 KB

Theoretical Performance

10.80 GPixel/s

Pixel Rate

3.420 GPixel/s

21.60 GTexel/s

Texture Rate

13.68 GTexel/s

-

FP16 (half)

-

691.2 GFLOPS

FP32 (float)

328.3 GFLOPS

43.20 GFLOPS

FP64 (double)

27.36 GFLOPS

Graphics Processor

Chelsea

GPU Name

GF106

Chelsea LE (216-0834065)

GPU Variant

N11E-GE-A1

GCN 1.0

Architecture

Fermi

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.5 billion

Transistors

1.17 billion

123 mm²

Die Size

238 mm²

Board Design

25W

TDP

35W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.2

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

2.1

5.1

Shader Model

5.1

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