ATI Mobility Radeon HD 4670 vs NVIDIA GeForce GT 650M

VS

ATI Mobility Radeon HD 4670

NVIDIA GeForce GT 650M

We compared two Mobile platform GPUs: 512MB VRAM Mobility Radeon HD 4670 and 1024MB VRAM GeForce GT 650M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 4670 's Advantages

Lower TDP (35W vs 45W)

NVIDIA GeForce GT 650M 's Advantages

Released 3 years and 2 months late

Boost Clock950MHz

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (28.80GB/s vs 25.60GB/s)

64 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 4670

0.432 TFLOPS

GeForce GT 650M +68%

0.73 TFLOPS

Mobility Radeon HD 4670

VS

GeForce GT 650M

Graphics Card

Jan 2009

Release Date

Mar 2012

M9x

Generation

GeForce 600M

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

835 MHz

-

Boost Clock

950 MHz

800 MHz

Memory Clock

900 MHz

Memory

512MB

Memory Size

1024MB

GDDR3

Memory Type

DDR3

128bit

Memory Bus

128bit

25.60GB/s

Bandwidth

28.80GB/s

Render Config

4

Compute Units

-

320

Shading Units

384

32

TMUs

32

8

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

5.400 GPixel/s

Pixel Rate

7.600 GPixel/s

21.60 GTexel/s

Texture Rate

30.40 GTexel/s

-

432.0 GFLOPS

FP32 (float)

729.6 GFLOPS

-

FP64 (double)

30.40 GFLOPS

Board Design

35W

TDP

45W

-

No outputs

Outputs

No outputs

-

Graphics Processor

M96

GPU Name

GK107

M96 XT (216-0729051)

GPU Variant

N13P-GT-A2

TeraScale

Architecture

Kepler

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.514 billion

Transistors

1.27 billion

146 mm²

Die Size

118 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

3.0

4.1

Shader Model

5.1

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