NVIDIA GeForce GTX 670MX vs ATI Mobility Radeon HD 4650

VS

NVIDIA GeForce GTX 670MX ATI Mobility Radeon HD 4650

We compared two Mobile platform GPUs: 3GB VRAM GeForce GTX 670MX and 512MB VRAM Mobility Radeon HD 4650 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 670MX 's Advantages

Released 3 years and 9 months late

Larger VRAM bandwidth (67.20GB/s vs 19.20GB/s)

640 additional rendering cores

ATI Mobility Radeon HD 4650 's Advantages

Lower TDP (35W vs 75W)

Score

Benchmark

FP32 (float)

GeForce GTX 670MX +260%

1.154 TFLOPS

Mobility Radeon HD 4650

0.32 TFLOPS

GeForce GTX 670MX

VS

Mobility Radeon HD 4650

Graphics Card

Oct 2012

Release Date

Jan 2009

GeForce 600M

Generation

M9x

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

700 MHz

Memory Clock

600 MHz

Memory

3GB

Memory Size

512MB

GDDR5

Memory Type

DDR2

192bit

Memory Bus

128bit

67.20GB/s

Bandwidth

19.20GB/s

Render Config

-

SM Count

-

Compute Units

4

960

Shading Units

320

80

TMUs

32

24

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

384 KB

L2 Cache

128 KB

Theoretical Performance

12.02 GPixel/s

Pixel Rate

4.000 GPixel/s

48.08 GTexel/s

Texture Rate

16.00 GTexel/s

-

FP16 (half)

-

1154 GFLOPS

FP32 (float)

320.0 GFLOPS

48.08 GFLOPS

FP64 (double)

-

Graphics Processor

GK104

GPU Name

M96

N13E-GR-A2

GPU Variant

-

Kepler

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

3.54 billion

Transistors

0.514 billion

294 mm²

Die Size

146 mm²

Board Design

75W

TDP

35W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

Graphics Features

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

Vulkan

N/A

3.0

CUDA

-

5.1

Shader Model

4.1

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