NVIDIA GeForce 830A vs ATI Mobility Radeon HD 4650

VS

NVIDIA GeForce 830A ATI Mobility Radeon HD 4650

We compared two Mobile platform GPUs: 2GB VRAM GeForce 830A 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 830A 's Advantages

Released 5 years and 6 months late

Boost Clock1150MHz

Lower TDP (33W vs 35W)

ATI Mobility Radeon HD 4650 's Advantages

Larger VRAM bandwidth (19.20GB/s vs 14.40GB/s)

64 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 830A +84%

0.589 TFLOPS

Mobility Radeon HD 4650

0.32 TFLOPS

GeForce 830A

VS

Mobility Radeon HD 4650

Graphics Card

Jul 2014

Release Date

Jan 2009

GeForce 800A

Generation

M9x

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1082 MHz

Base Clock

-

1150 MHz

Boost Clock

-

900 MHz

Memory Clock

600 MHz

Memory

2GB

Memory Size

512MB

DDR3

Memory Type

DDR2

64bit

Memory Bus

128bit

14.40GB/s

Bandwidth

19.20GB/s

Render Config

-

SM Count

-

Compute Units

4

256

Shading Units

320

16

TMUs

32

8

ROPs

8

-

Tensor Cores

-

RT Cores

-

64 KB (per SMM)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

128 KB

Theoretical Performance

9.200 GPixel/s

Pixel Rate

4.000 GPixel/s

18.40 GTexel/s

Texture Rate

16.00 GTexel/s

-

FP16 (half)

-

588.8 GFLOPS

FP32 (float)

320.0 GFLOPS

18.40 GFLOPS

FP64 (double)

-

Graphics Processor

GM108

GPU Name

M96

-

GPU Variant

-

Maxwell

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

Unknown

Transistors

0.514 billion

Unknown

Die Size

146 mm²

Board Design

33W

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

1.3

Vulkan

N/A

5.0

CUDA

-

5.1

Shader Model

4.1

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