NVIDIA GeForce 920A vs ATI Mobility Radeon HD 3850

VS

NVIDIA GeForce 920A

ATI Mobility Radeon HD 3850

We compared two Mobile platform GPUs: 2GB VRAM GeForce 920A and 512MB VRAM Mobility Radeon HD 3850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 920A 's Advantages

Released 6 years and 9 months late

More VRAM (2GB vs 512GB)

64 additional rendering cores

Lower TDP (33W vs 35W)

ATI Mobility Radeon HD 3850 's Advantages

Larger VRAM bandwidth (48.00GB/s vs 16.02GB/s)

Score

Benchmark

FP32 (float)

GeForce 920A +97%

0.733 TFLOPS

Mobility Radeon HD 3850

0.371 TFLOPS

GeForce 920A

VS

Mobility Radeon HD 3850

Graphics Card

Mar 2015

Release Date

Jun 2008

GeForce 900A

Generation

M8x

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1001 MHz

Memory Clock

750 MHz

Memory

2GB

Memory Size

512MB

DDR3

Memory Type

GDDR3

64bit

Memory Bus

256bit

16.02GB/s

Bandwidth

48.00GB/s

Render Config

-

Compute Units

4

-

384

Shading Units

320

32

TMUs

16

8

ROPs

16

-

16 KB (per SMX)

L1 Cache

-

512 KB

L2 Cache

256 KB

-

Theoretical Performance

7.632 GPixel/s

Pixel Rate

9.280 GPixel/s

30.53 GTexel/s

Texture Rate

9.280 GTexel/s

-

732.7 GFLOPS

FP32 (float)

371.2 GFLOPS

30.53 GFLOPS

FP64 (double)

74.24 GFLOPS

Board Design

33W

TDP

35W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GK208B

GPU Name

M88

N16V-GM

GPU Variant

-

Kepler 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

1.02 billion

Transistors

0.666 billion

87 mm²

Die Size

192 mm²

Graphics Features

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

N/A

1.1

Vulkan

N/A

3.5

CUDA

-

5.1

Shader Model

4.1

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