ATI Mobility Radeon HD 4670 Mac Edition vs NVIDIA GeForce 940MX

VS

ATI Mobility Radeon HD 4670 Mac Edition

NVIDIA GeForce 940MX

We compared two Mobile platform GPUs: 256MB VRAM Mobility Radeon HD 4670 Mac Edition and 2GB VRAM GeForce 940MX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 4670 Mac Edition 's Advantages

Larger VRAM bandwidth (25.28GB/s vs 16.02GB/s)

NVIDIA GeForce 940MX 's Advantages

Released 6 years and 4 months late

Boost Clock1242MHz

More VRAM (2GB vs 256GB)

64 additional rendering cores

Lower TDP (23W vs 35W)

Score

Benchmark

FP32 (float)

Mobility Radeon HD 4670 Mac Edition

0.435 TFLOPS

GeForce 940MX +119%

0.954 TFLOPS

Mobility Radeon HD 4670 Mac Edition

VS

GeForce 940MX

Graphics Card

Sep 2009

Release Date

Jan 2016

M9x

Generation

GeForce 900M

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1004 MHz

-

Boost Clock

1242 MHz

790 MHz

Memory Clock

1001 MHz

Memory

256MB

Memory Size

2GB

GDDR3

Memory Type

DDR3

128bit

Memory Bus

64bit

25.28GB/s

Bandwidth

16.02GB/s

Render Config

4

Compute Units

-

320

Shading Units

384

32

TMUs

24

8

ROPs

8

-

16 KB (per CU)

L1 Cache

64 KB (per SMM)

128 KB

L2 Cache

1024 KB

-

Theoretical Performance

5.440 GPixel/s

Pixel Rate

9.936 GPixel/s

21.76 GTexel/s

Texture Rate

29.81 GTexel/s

-

435.2 GFLOPS

FP32 (float)

953.9 GFLOPS

-

FP64 (double)

29.81 GFLOPS

Board Design

35W

TDP

23W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

M96

GPU Name

GM108

M96 XT (216-0729051)

GPU Variant

N16S-GTR-S

TeraScale

Architecture

Maxwell

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.514 billion

Transistors

Unknown

146 mm²

Die Size

Unknown

Graphics Features

10.1 (10_1)

DirectX

12 (11_0)

3.3

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

5.0

4.1

Shader Model

5.1

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