ATI Mobility Radeon HD 3850 vs NVIDIA GeForce 940A

VS

ATI Mobility Radeon HD 3850 NVIDIA GeForce 940A

We compared two Mobile platform GPUs: 512MB VRAM Mobility Radeon HD 3850 and 1024MB VRAM GeForce 940A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 3850 's Advantages

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

NVIDIA GeForce 940A 's Advantages

Released 6 years and 9 months late

Boost Clock1124MHz

More VRAM (1024GB vs 512GB)

64 additional rendering cores

Lower TDP (33W vs 35W)

Score

Benchmark

FP32 (float)

Mobility Radeon HD 3850

0.371 TFLOPS

GeForce 940A +132%

0.863 TFLOPS

Mobility Radeon HD 3850

VS

GeForce 940A

Graphics Card

Jun 2008

Release Date

Mar 2015

M8x

Generation

GeForce 900A

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1029 MHz

-

Boost Clock

1124 MHz

750 MHz

Memory Clock

1001 MHz

Memory

512MB

Memory Size

1024MB

GDDR3

Memory Type

DDR3

256bit

Memory Bus

64bit

48.00GB/s

Bandwidth

16.02GB/s

Render Config

-

SM Count

-

4

Compute Units

-

320

Shading Units

384

16

TMUs

16

ROPs

8

-

Tensor Cores

-

RT Cores

-

L1 Cache

64 KB (per SMM)

256 KB

L2 Cache

1024 KB

Theoretical Performance

9.280 GPixel/s

Pixel Rate

8.992 GPixel/s

9.280 GTexel/s

Texture Rate

17.98 GTexel/s

-

FP16 (half)

-

371.2 GFLOPS

FP32 (float)

863.2 GFLOPS

74.24 GFLOPS

FP64 (double)

26.98 GFLOPS

Graphics Processor

M88

GPU Name

GM108

-

GPU Variant

-

TeraScale

Architecture

Maxwell

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.666 billion

Transistors

Unknown

192 mm²

Die Size

Unknown

Board Design

35W

TDP

33W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

Graphics Features

10.1 (10_1)

DirectX

12 (11_0)

3.3

OpenGL

4.6

N/A

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

5.0

4.1

Shader Model

5.1

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