ATI Mobility Radeon HD 4670 Mac Edition vs NVIDIA GeForce 920M

VS

ATI Mobility Radeon HD 4670 Mac Edition

NVIDIA GeForce 920M

We compared two Mobile platform GPUs: 256MB VRAM Mobility Radeon HD 4670 Mac Edition and 2GB VRAM GeForce 920M 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 14.40GB/s)

NVIDIA GeForce 920M 's Advantages

Released 5 years and 6 months late

More VRAM (2GB vs 256GB)

64 additional rendering cores

Lower TDP (33W vs 35W)

Score

Benchmark

FP32 (float)

Mobility Radeon HD 4670 Mac Edition

0.435 TFLOPS

GeForce 920M +68%

0.733 TFLOPS

Mobility Radeon HD 4670 Mac Edition

VS

GeForce 920M

Graphics Card

Sep 2009

Release Date

Mar 2015

M9x

Generation

GeForce 900M

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

790 MHz

Memory Clock

900 MHz

Memory

256MB

Memory Size

2GB

GDDR3

Memory Type

DDR3

128bit

Memory Bus

64bit

25.28GB/s

Bandwidth

14.40GB/s

Render Config

4

Compute Units

-

320

Shading Units

384

32

TMUs

32

8

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

128 KB

L2 Cache

512 KB

-

Theoretical Performance

5.440 GPixel/s

Pixel Rate

7.632 GPixel/s

21.76 GTexel/s

Texture Rate

30.53 GTexel/s

-

435.2 GFLOPS

FP32 (float)

732.7 GFLOPS

-

FP64 (double)

30.53 GFLOPS

Board Design

35W

TDP

33W

-

No outputs

Outputs

No outputs

-

Graphics Processor

M96

GPU Name

GK208B

M96 XT (216-0729051)

GPU Variant

N16V-GM

TeraScale

Architecture

Kepler 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.514 billion

Transistors

1.02 billion

146 mm²

Die Size

87 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (11_0)

3.3

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.1

-

CUDA

3.5

4.1

Shader Model

5.1

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